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Reductions in Plant Species Richness under Stands of Alien Trees and Shrubs in the Fynbos Biome
Item type: Journal Article • Journal: South African Forestry Journal • Authors: D.M. Richardson --- Jonkershoek Forestry Research Centre, I. A.W. Macdonald --- , G.G. Forsyth --- Jonkershoek Forestry Research Centre,The reduction of species richness of indigenous plants is one of the major problems associated with the presence of dense stands of invasive alien trees and shrubs in the Fynbos Biome of the Cape Province, South Africa. A synthesis was... -
Seasonal Fluctuations and Diversity of Bark and Wood-boring Beetles in Lowland Forest: Implications for management Practices
Item type: Journal Article • Journal: South African Forestry Journal • Authors: S.S. Madoffe --- Department of Forest Biology, A. Bakke --- , Ås; NorwayThe phenology and diversity of wood-living beetles attacking Cedrela mexicana, Khaya nyasica and Milicia excelsa were observed for one year with weekly window-flight-trap collections. A total of 150 species (10 known to be common pests of timber) were collected, most... -
Conservation Developments in South African Forestry
Item type: Journal Article • Journal: South African Forestry Journal • Authors: R. McC. Pott --- ,The historical development of environmental conservational activities within the South African Forestry Industry is followed, and the changing emphasis from the conservation of the remaining indigenous forests (pre-1900) to water conservation, to natural assets and unplanted areas is highlighted. The... -
Vegetation response to wagon wheel camp layouts
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: YvetteJ. Stroleny --- Botany Department, Republic of South Africa M.T. Mentis --- Botany Department, Republic of South AfricaWagon wheel camp layouts have been favoured, in some quarters, for rotational grazing due to the economy and convenience of having the camps radially arranged around central facilities. A possible disadvantage of such layouts is the tendency for over‐grazing near... -
Diversity, abundance and behaviour of diurnal insects on flowering capitula of commercial sunflower in the Transvaal
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.P. du Toit --- Apicultural Unit, Republic of South Africa E. Holm --- Department of Entomology, Republic of South AfricaSunflower, Helianthus annuus L., is an insect-pollinated crop and the different insect taxa visiting the flowering head play a role of greater or lesser importance in cross-pollination. Species diversity, abundance and behaviour of insects visiting commercial sunflower during flowering are... -
Diversity analysis in Ethiopian and some exotic collections of linseed
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: W. Adugna --- Department of Plant Sciences, South Africa M.T. Labuschagne --- Department of Plant Sciences, South AfricaSixty linseed accessions predominantly from Ethiopia were evaluated for 11 characters in a randomised complete block design with three replications under glasshouse conditions at the UFS, during 2000 and 2001. The major objectives were to assess the diversity of the... -
Phenotypic diversity for morphological and agronomic traits in traditional Ethiopian highland maize accessions
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: T. Beyene --- Department of Plant Sciences, A.M. Botha --- Department of Genetics, South Africa A.A. Myburg --- Department of Genetics, South AfricaFarmers in the highlands of Ethiopia have developed locally adapted maize varieties for more than 300 years. In order to assess the phenotypic diversity among traditional Ethiopian highland maize accessions, a total of 180 accessions were evaluated for agro-morphological traits... -
Comparative genetic analysis of highland maize inbred lines using AFLP and SSR markers
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: B.W. Legesse --- , Ethiopia A.A. Myburg --- Department of Genetics & Forestry and Agricultural Biotechnology Institute (FABI), South Africa K.V. Pixley --- , A.M. Botha --- Department of Genetics & Forestry and Agricultural Biotechnology Institute (FABI), South AfricaThe objectives of the study were (1) to compare the informativeness of SSR and AFLP markers in genetic diversity analysis of highland maize inbred lines, and (2) to compare their effectiveness in classifying the inbred lines into heterotic groups. Thirty-two... -
Fitting underutilised crops within research-poor environments: Lessons and approaches
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: S.N. Azam-Ali --- , MalaysiaUnderutilised crops, the cropping systems in which they are cultivated and the people who manage, protect and conserve them represent important elements of agricultural biodiversity. Each of these components and our knowledge of them is increasingly marginalised by the structures... -
On the dynamics of demersal fish assemblages off Namibia in the 1990s
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: G. Bianchi H. Hamukuaya O. AlvheimDemersal fish surveys carried out off Namibia from 1990 to 2000 were used to study the dynamics of demersal fish assemblages on the shelf and upper slope. The study was performed on each major assemblage, i.e. over the shelf (100–300... -
Seaweed species diversity in South Africa
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: J. J. Bolton H. StegengaA dataset is presented on the diversity of South African seaweed species and their distribution in contiguous 50-km coastal sections, to demonstrate current knowledge of the flora in various coastal regions. The coastline has a rich flora, consisting of some... -
OBSERVATIONS ON TEMPORAL TRENDS IN PHYTOPLANKTON DIVERSITY IN THE VAAL RIVER AT BALKFONTEIN, SOUTH AFRICA
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: A. J.H. Pieterse --- Department of Botany, South AfricaPhytoplankton diversity in the Vaal River at Balkfontein from March to October 1984 was investigated by employing different diversity indices. Most diversity indices showed appreciable variation during the study period indicating specific temporal trends. Greatest diversity was demonstrated for warmer... -
A NOTE ON THE UNUSUAL CRUSTACEAN COMMUNITY OF A TEMPORARY POOL IN THE NORTHERN CAPE
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: M. Hamer --- , South Africa N.A. Rayner --- Department of Zoology and Entomology, South AfricaA temporary pool in a dry stream bed traversing Grootvloer Pan in the Northern Cape was inhabited by fifteen branchiopod and calanoid copepod crustacean species. There was an unusually high number of congeneric species in the pool; in the class... -
DUNE MINING AND THE NHLABANE SYSTEM: CAN BIODIVERSITY AND THE NURSERY FUNCTION BE MAINTAINED?
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: D. P. Cyrus --- , , South Africa V. Wepener --- , , South AfricaA four year study of the Nhlabane Estuary and Lake System was undertaken over the period 1992 to 1995. Data gathered clearly showed that in terms of ichthyofauna, the estuary plays an important role as a nursery ground for juveniles... -
FRESHWATER FISH OF THE ADDO ELEPHANT NATIONAL PARK
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: I. A. Russell --- , South AfricaThis study aimed to determine the distribution and relative abundance of freshwater fish in the Addo Elephant National Park. A total of 1578 fish specimens of 12 species were collected during surveys carried out in the Sundays River and four... -
Correlates of stocking rate and overgrazing in the Leliefontein Communal Reserve, central Namaqualand
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: S.W. Todd M.T. HoffmanWe investigate the correlates of stocking rate in the Leliefontein communal reserve and attempt to provide a mechanistic explanation of the controlling factors. We further speculate on how high stocking rates are maintained in relation to the current state of... -
Medium-term changes in grass composition and diversity of Highland Sourveld grassland in the southern Drakensberg in response to fire and grazing management
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: A D Short T G O'Connor C R HurtThis study examined the compositional stability of Highland Sourveld in response to fire and grazing by wildlife (Coleford Nature Reserve) and by cattle on three properties over 20-25 years. A limited amount of compositional change took place except on a... -
Soil and vegetation changes across a Succulent Karoo grazing gradient
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: P C Beukes F EllisThis study describes soil and vegetation changes radiating out from a central watering point on a livestock farm in the Succulent Ceres Karoo (Tanqua). The aim was to identify possible relationships between long-term grazing pressure, and soil and vegetation properties... -
Vegetation patterns and nutrients in relation to grazing pressure and soils in the sandveld and hardveld communal grazing areas of Botswana
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: M Nsinamwa NM Moleele RJ SebegoA major challenge confronting managers of extensive grazing systems is uneven use of herbaceous forage plants by livestock. The concentration of grazing in preferred areas or around foci points (e.g. water points) eventually results in adverse impacts in soil nutrients,... -
Pilot survey to assess sample size for herbaceous species composition assessments using a wheel-point apparatus on the Zululand coastal plain
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: BH BrockettA pilot survey to determine sub-sample size (number of point observations per plot) for herbaceous species composition assessments, using a wheel-point apparatus applying the nearest-plant method, was conducted. Three plots differing in species composition on the Zululand coastal plain were... -
Which grazing management practices are most appropriate for maintaining biodiversity in South African grassland?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: TG O'Connor --- , South Africa P Kuyler --- Centre for Environmental Management, Faculty of Natural and Agricultural Sciences, South Africa KP Kirkman --- School of Biological and Conservation Sciences, South Africa B Corcoran --- , South AfricaThe relative benefit of different grazing management practices for maintaining grassland biodiversity integrity was assessed. Practices considered were grazing system, stocking rate, animal type, grazing season, fire–grazing interaction, plus burning regime. Sparse empirical data indicated that stocking rate, cattle-to-sheep ratio,... -
Life form and species diversity on abandoned croplands, Roggeveld, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: H van der Merwe --- Department of Plant Science, South Africa MW van Rooyen --- Department of Plant Science, South AfricaThe Roggeveld consists of an island of Mountain Renosterveld (Fynbos biome) surrounded by Succulent Karoo biome vegetation. Since management of abandoned croplands depends on a better understanding of their succession sequences, vegetation recovery on abandoned croplands in the Roggeveld was... -
Bush clump succession in grassland in the Kei Road region of the Eastern Cape, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: TG O'Connor --- , South Africa SC Chamane --- , South AfricaBush encroachment is a vegetation dynamic of global interest. This study describes the pattern of succession of bush clumps in the Eastern Cape, South Africa, using a space-for-time substitution. Clumps formed following establishment of mainly Acacia karroo in grassland through... -
Post-wildfire regeneration of rangeland productivity and functionality – observations across three semi-arid vegetation types in South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Johannes AD Breedt --- School of Biological Sciences, South Africa Niels Dreber --- School of Biological Sciences, South Africa Klaus Kellner --- School of Biological Sciences, South AfricaWildfires can have significant impacts on rangeland productivity and functionality causing substantial economic losses to affected farmers. In August 2011, such wildfires swept through the North West province of South Africa, destroying large areas of grazing and farm infrastructure. There... -
The effects of a deferred grazing system on rangeland vegetation in a north-western, semi-arid region of Tanzania
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Ismail S Selemani --- Department of Animal and Aquacultural Sciences, Norway Lars O Eik --- Department of International Environment and Development Studies (Noragric), Norway Øystein Holand --- Department of Animal and Aquacultural Sciences, Norway Tormod Ådnøy --- Department of Animal and Aquacultural Sciences, Norway Ephraim Mtengeti --- Department of Animal Science and Production, Tanzania Daniel Mushi --- Department of Animal Science and Production, TanzaniaThe present study assessed the effects of deferred grazing management on rangeland condition using aboveground biomass, vegetation cover and species composition as indicators of range condition. The experiment was based on traditionally conserved exclosures (ngitili). Data were collected in Shinyanga... -
A Protocol for Wildlife Conservation Planning in an Afforestable Montane Grassland Region
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: A.J. Armstrong --- Department of Nature Conservation, South Africa H.J. van Hensbergen --- Department of Nature Conservation, South AfricaThe grassland biome is the biome most transformed by human activity in South Africa. At least thirteen percent of the biome is suitable for pine afforestation. There is a need for conservation evaluations before large-scale commercial afforestation to determine which... -
The effect of fire on the diversity and abundance of wood-living beetles in a miombo woodland, Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: SeifS. Madoffe --- Department of Forest Biology, Tanzania Alf Bakke --- , Norway JusticeA. Tarimo --- Department of Forest Biology, TanzaniaWeekly sampling was carried out using window flight traps for three and a half successive years, between 1995–1998 to determine the effects of annual fires on the occurrence, abundance, and diversity of wood-living beetles in a miombo woodland at Kitulangalo,... -
Afromontane forest avifauna of the eastern Soutpansberg mountain range, Northern Province, South Africa
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: C.T. Symes --- , South Africa S.M. Venter --- Department of Water Affairs and Forestry, South Africa M.R. Perrin --- , South AfricaThe Soutpansberg forests form the northern limit of indigenous forest in South Africa, Commercial afforestation occurs at high altitudes whereas crops and orchards are planted at lower altitudes. A study of five protected afromontane forests in the eastern Soutpansberg identified... -
Teaching Community Psychology into Obscurity: A Reflection on Community Psychology in South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ronelle Carolissen [AN0001]The terms “community” and “community psychology” need to be examined within the context of human diversity in order to understand the apparent marginalisation of community psychology in South Africa. Community psychology might be marginalized as the term “community” tends to... -
Self-Perceived Multicultural Counseling Competencies in South African Psychologists: A Basis for Practice Guidelines
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Humphrey S. B. Ngcobo --- University of Zululand, Stephen D. Edwards --- University of Zululand,The study sought to explore multicultural counseling competences that are relevant for the South African context, in order to advance appropriate multicultural competent theory and practice. A total of 271 psychologists on the national register participated 109 Clinical, 79 Counselling,... -
The Effect of Narrative Career Facilitation on the Personal Growth of a Disadvantaged Student—A Case Study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Jacobus G. Maree --- University of Pretoria, Liesel Ebersöhn --- University of Pretoria, Angelique Biagione-Cerone --- University of Pretoria,This article describes the effect of narrative career facilitation on the personal growth of a disadvantaged undergraduate student at a tertiary institution in South Africa. The participant was selected purposively from among a group of undergraduate students at the tertiary... -
Peer Aggression by Secondary School Learners in a South African School Setting: Effects of Race, Ethnicity, and Gender
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Johan Botha --- North West University, South Africa Chris Myburgh --- University of Johannesburg, South Africa Marie Poggenpoel --- University of Johannesburg, South AfricaThis study reports the experience of aggression by secondary school learners attending a South African school. There were 14 participants ranging in age from 16 to 19 years (Gender: 6 young women and 8 young men; Ethnicity: 7 Black; 3... -
Constructions of Students as Clients or Partners in Knowledge Creation
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Birgit Schreiber --- University of the Western Cape,This study explored notions of ‘the student’ within the South African higher education context. Qualitative data from interviews with twenty-three executive and senior Student Affairs staff and practitioners were collected from three higher education institution in South Africa. The data... -
The macroinvertebrates of the Cunene River from the Ruacana Falls to the river mouth and assessment of the conservation status of the river
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: FC de Moor HM Barber-James AD Harrison CR Lugo-OrtizThe proposed construction of a second hydroelectric power-generating dam on the Cunene (Kunene) River on the Namibia-Angola border, more than 100km downstream of the Ruacana hydroelectric power plant, will have a major influence on the aquatic biota of this river... -
Spatial and seasonal distribution of the ichthyofauna of Lake Nokoué, Bénin, west Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: P Lalèyè C Niyonkuru J Moreau GG TeugelsThe fish biodiversity of Lake Nokoué, a lagoon in Bénin, was monitored for one year from August 2000 to July 2001 by means of samples from the artisanal fishery collected once a month at three stations. A total of 5... -
Effects of human activities on the Waterval River, Vaal River catchment, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: TK Gyedu-Ababio F van WykRand Water's chemical water quality data from 1991 to 2000 were used to assess the water quality of the Waterval River, which contributes about 111 x 106m3 of water to the Vaal River annually. Due to a biological community's ability... -
The impact of dredging on macrobenthic invertebrates in a tributary of the Warri River, Niger delta
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EI Ohimain TOT Imoobe MO Benka-CokerThe macrobenthic invertebrates of a canal, created from a tributary of the Warri River in the mangrove swamp of the Niger Delta, Nigeria, were studied before and after dredging. In the canal dredging resulted in at least a 93% decrease... -
The predatory impact of invasive alien smallmouth bass, Micropterus dolomieu (Teleostei: Centrarchidae), on indigenous fishes in a Cape Floristic Region mountain stream
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DarraghJ Woodford N Dean Impson JennyA Day I Roger BillsFish populations in the Rondegat River, a mountain stream in the Olifants-Doring system in the Cape Floristic Region, South Africa were surveyed to assess the impact of predatory alien invasive smallmouth bass Micropterus dolomieu (Lacepède) on the indigenous fishes. This... -
The effect of some environmental factors on zooplankton community biodiversity in Lake Qarun, Egypt
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Adel AliA MageedThe zooplankton of Lake Qarun was studied January–December 2003. A total of 26 species was recorded, amongst which protozoa, primarily ciliophora, were most abundant (79% of the species total), followed by rotifera (13%) and copepoda (8%). The average density ranged... -
The effect of water hyacinth, Eichhornia crassipes (Martius) SolmsLaubach (Pontederiaceae), on benthic biodiversity in two impoundments on the New Year's River, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JohnM Midgley MartinP Hill MartinH VilletWater hyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Pontederiaceae), forms thick mats that affect water resource utilisation, but little is known about its impacts on biodiversity in aquatic ecosystems. The benthic invertebrate community and algal biomass were sampled under water hyacinth mats... -
Physico-chemical conditions and macroinvertebrate fauna in the River Nile from Aswan to Cairo
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Reda Fishar R Thorne W Peter WilliamsThis paper examines the distribution of benthic macroinvertebrates in relation to physico-chemical conditions along 1 035km of the River Nile from Aswan High Dam to Al Kanater Barrage, Cairo. Total Dissolved Salts and several individual chemical variables showed positive linear... -
The global impact of alien trout species—a review; with reference to their impact in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JA Cambray --- Makana Biodiversity Centre, South AfricaRainbow and brown trout have been introduced into at least 82 countries, where they have significantly impacted indigenous fish, aquatic invertebrates and amphibians. In many studies the second, and sometimes the first, most serious identified threat to indigenous aquatic fauna... -
Water quality impacts on instream biota of the Shingwedzi River, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PSO Fouche --- Department of Zoology, South Africa W Vlok --- Department of Zoology, South AfricaWater quality, macroinvertebrate diversity (using SASS5) and fish diversity (using the fish response assessment index) of the Shingwedzi River system were monitored in 2007/2008 to determine the present status of the system. Possible water pollution sources were identified by aerial... -
A comparison between fish assemblages in mangrove forests and on intertidal flats at Ungwana Bay, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DO Mirera --- , Kenya JG Kairo --- , Kenya EN Kimani --- , Kenya FK Waweru --- , KenyaFish assemblages of mangrove forest patches and adjacent intertidal flats in Ungwana Bay were compared using stake-net sampling in the mangrove forest and intertidal flat habitats between December 2002 and November 2003. Four forest sites were compared with paired intertidal... -
The influence of biotope and sampling method on the assessment of the invertebrate community structure in endorheic reed pans in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AR de Klerk --- Centre for Aquatic Research, Department of Zoology, South Africa V Wepener --- Centre for Aquatic Research, Department of Zoology, South AfricaReed pans in the Mpumalanga Lakes District, South Africa, support an abundant diversity and richness of aquatic macroinvertebrates in a variety of different biotopes which, in the case of depressional wetlands such as reed pans, are not well studied. This... -
The effect of plant density on epiphytic macroinvertebrates associated with a submerged macrophyte, Lagarosiphon ilicifolius Obermeyer, in Lake Kariba, Zimbabwe
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: C Phiri --- , Zimbabwe A Chakona --- Department of Ichthyology and Fisheries Science, South Africa JA Day --- Freshwater Research Unit, Zoology Department, South AfricaThe effect of variations in the density of a submerged macrophyte, Lagarosiphon ilicifolius, on epiphytic macroinvertebrate community structure in the shallow waters of a sheltered bay of Lake Kariba were investigated. The body size class distributions of a mayfly, Cloeon... -
Seasonal distribution of phytoplankton in the Aby lagoon system, Ivory Coast, West Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NM Seu-Anoï --- Laboratoire d’Environnement et de Biologie Aquatique, Côte d'lvoire A Ouattara --- Laboratoire d’Environnement et de Biologie Aquatique, Côte d'lvoire YJ-M Koné --- Laboratoire d’Environnement et de Biologie Aquatique, Côte d'lvoire G Gourène --- Laboratoire d’Environnement et de Biologie Aquatique, Côte d'lvoireSeasonal variability of phytoplankton species composition, abundance and physical and chemical factors influencing phytoplankton dynamics were investigated in the Aby lagoon system, south-eastern Ivory Coast, covering the main climatic seasons in 2006–2007. Seasonal and spatial variability of nutrient concentrations in... -
The impact of water quality deterioration on macroinvertebrate communities in the Swartkops River, South Africa: a multimetric approach
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: ON Odume --- Unilever Centre for Environmental Water Quality, South Africa WJ Muller --- Unilever Centre for Environmental Water Quality, South Africa FO Arimoro --- Unilever Centre for Environmental Water Quality, South Africa CG Palmer --- Unilever Centre for Environmental Water Quality, South AfricaA multimetric approach, using 21 metrics representing five categories — abundance, composition, richness, diversity and biotic indices — was applied to investigate the impacts of water quality deterioration on macro-invertebrate communities in the Swartkops River. Macroinvertebrates were sampled seasonally between... -
Macroinvertebrates associated with two submerged macrophytes, Lagarosiphon ilicifolius and Vallisneria aethiopica, in the Sanyati Basin, Lake Kariba, Zimbabwe: effect of plant morphological complexity
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: C Phiri --- , Zimbabwe A Chakona --- Department of Ichthyology and Fisheries Science, South Africa JA Day --- Freshwater Research Unit, Department of Zoology, South AfricaVallisneria aethiopica and Lagarosiphon ilicifolius are common and abundant submerged macrophytes in Lake Kariba, Zimbabwe. The two species have distinct structural morphologies, with Vallisneria consisting of long ribbon-like leaves, while Lagarosiphon has filiform stems with numerous small alternate leaves. This... -
Turnover patterns in fish versus macroinvertebrates — implications for conservation planning
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NA Rivers-Moore --- School of Agricultural, Earth and Environmental Sciences, South AfricaSpatial patterns in taxonomic richness and turnover for fish and aquatic macroinvertebrates are compared to assess the relative usefulness of each taxonomic group in mapping biodiversity patterns. Fish and aquatic macroinvertebrate species data for sites down the longitudinal axes of... -
Recovery dynamics of zooplankton following mouth-breaching in the temporarily open/closed Mdloti Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Deale --- School of Life Sciences, South Africa R Perissinotto --- School of Life Sciences, South Africa NK Carrasco --- School of Life Sciences, South AfricaMouth-breaching events have major impacts on biological processes in temporarily open/closed estuaries. The aim of this investigation was to monitor zooplankton recovery dynamics following artificial breaching of the Mdloti Estuary in February 2004. Spatial and temporal patterns in zooplankton distribution... -
Role of the sandprawn Callichirus kraussi as an ecosystem engineer in a South African temporarily open/closed estuary
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: TO Henninger --- Department of Zoology and Entomology, South Africa PW Froneman --- Department of Zoology and Entomology, South AfricaThe role of the sandprawn Callichirus kraussi as an ecosystem engineer was experimentally assessed using caging experiments over a four-month period in 2010 in the temporarily open/closed Kasouga Estuary on the south-eastern coast of South Africa. The sandprawn contributed to... -
An integrated remote sampling approach for aquatic invertebrates associated with submerged macrophytes
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PSR Weyl --- Department of Zoology and Entomology, South Africa JA Coetzee --- Department of Zoology and Entomology, South AfricaA sampling method and apparatus for collecting meaningful and quantifiable samples of aquatic macroinvertebrates, and the macrophytes they are associated with, are presented. Where physical danger from wildlife is a significant factor, especially in Africa, this apparatus offers some safety... -
Seasonal occurrence, distribution and diversity of phytoplankton in the Douala Estuary, Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AB Fonge --- Department of Botany and Plant Physiology, Cameroon BG Chuyong --- Department of Botany and Plant Physiology, Cameroon AS Tening --- Department of Chemistry, Cameroon AC Fobid --- Department of Botany and Plant Physiology, Cameroon NF Numbisi --- Department of Botany and Plant Physiology, CameroonThe occurrence and abundance of phytoplankton in the Wouri and Dibamba rivers and the Douala Estuary and their relationships to physico-chemical conditions were studied during the wet and dry seasons of 2008. One-hundred-and-sixty-eight species belonging to 67 genera were identified... -
Water quality and zooplankton of the Ogba River, Benin City, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: ED Anyanwu --- Department of Animal and Environmental Biology, Nigeria RB Ikomi --- Department of Animal and Environmental Biology, Nigeria FO Arimoro --- Department of Animal and Environmental Biology, NigeriaWater quality and zooplankton were investigated using standard methods at four stations in the Ogba River, Benin City, Nigeria, from January to April 2008 (dry season) and from May to August 2008 (rainy season). Nigerian water quality standards were used... -
Determining the minimum effective dose of rotenone for eradication of alien smallmouth bass Micropterus dolomieu from a South African river
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MS Jordaan --- CapeNature Scientific Services, South Africa OLF Weyl --- South African Institute for Aquatic Biodiversity, South AfricaIn February 2012 the Rondegat River, in the Cape Floristic Region, was the first river in South Africa where the piscicide rotenone was used to remove an alien invasive fish, smallmouth bass Micropterus dolomieu. In preparation for this treatment, the... -
Gastropod diversity, distribution and abundance in habitats with and without anthropogenic disturbances in Lake Victoria, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CN Lange --- Invertebrate Zoology Section, Kenya TK Kristensen --- Mandahl-Barth Research Centre for Biodiversity and Health in Developing Countries, DBL Centre for Health Research and Development, Denmark H Madsen --- Mandahl-Barth Research Centre for Biodiversity and Health in Developing Countries, DBL Centre for Health Research and Development, DenmarkWe investigated freshwater gastropod diversity, abundance and distribution in habitats with and without anthropogenic disturbance in two localities, Ndere in the Winam Gulf and Mbita Point, Lake Victoria, Kenya, from May 2002 to January 2004. A total of 133 984... -
Zooplankton composition and community structure in Lake Tiga, Kano, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EO Akindele --- Department of Zoology, Nigeria IF Adeniyi --- Department of Zoology, NigeriaZooplankton in Lake Tiga was identified and its community structure assessed between March 2009 and March 2011. A total of 54 species of zooplankton was recorded, comprising two species of Protozoa, 26 species of Rotifera, eight species of Copepoda, 11... -
Trends in waterbird diversity at Banzi, Shokwe and Nyamithi pans, Ndumo Game Reserve, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Madel Whittington --- Department of Nature Conservation, South Africa Gerard Malan --- Department of Nature Conservation, South Africa MichaelD Panagos --- Department of Nature Conservation, South AfricaOur understanding of the timeous changes to pan-associated bird diversity is very important for the conservation of these wetlands. At Ndumo Game Reserve, a Ramsar site located in northern KwaZulu-Natal, seasonal (from March 2005 to January 2006 at Nyamithi Pan)... -
Effects of crop diversity on bird species richness and abundance in a highland East African agricultural landscape
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: P Kariuki Ndang'ang'a --- , Kenya JohnBM Njoroge --- , Kenya Kamau Ngamau --- , Kenya Wariara Kariuki --- , Kenya PhilipW Atkinson --- British Trust for Ornithology, UK Juliet Vickery --- The Royal Society for the Protection of Birds, UKWe examined the effects of crop diversity on avian species richness and abundance in the highland farmlands of Nyandarua, Kenya. We surveyed birds using point counts and recorded habitat data at the same locations estimating cover and growth stage of... -
Association between avian assemblages and mountain bushveld communities along a single mountain slope in the Usuthu Gorge, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Gerard Malan --- Department of Nature Conservation, South Africa RionE Lerm --- Department of Nature Conservation, South AfricaThe study investigated the bird species diversity associated with vegetation communities found on a single mountain slope in the Usuthu Gorge Community Conservation Area, northern KwaZulu-Natal. Thirteen sample sites were surveyed on a monthly basis for 12 months. Over this... -
Phytoplankton community and physico-chemical seasonality and changes in Lake Hora-Kilole, Ethiopia, a tropical crater lake
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: R Abate --- Fisheries and Aquatic Sciences Stream, Department of Zoological Sciences, Ethiopia D Kifle --- Fisheries and Aquatic Sciences Stream, Department of Zoological Sciences, Ethiopia B Lemma --- Fisheries and Aquatic Sciences Stream, Department of Zoological Sciences, Ethiopia YH Gao --- School of Life Sciences, ChinaPhytoplankton community structure and physico-chemical variables, sampled monthly at an offshore station in Lake Hora-Kilole from August 2007 to May 2008, were compared with previously reported data. In 1989 the Mojo River was temporarily diverted to flow into the lake... -
Hydromedusae Off the Orange River Mouth, Southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C. Sparks M. J. GibbonsA total of 242 zooplankton samples from the upper 100 m of the water column was collected discontinuously from March 1997 to January 1999 off the Orange River mouth on the west coast of southern Africa. Six species of hydromedusae... -
Biogeographic patterns in rocky intertidal communities in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: KJ Sink GM Branch JM HarrisOn the east coast of southern Africa, marine biogeographic boundaries have previously been unresolved. This paper analyses large-scale patterns of community structure of rocky intertidal shores along the whole of the KwaZulu-Natal coast, based on abundance data covering 220 macroalgal... -
Patterns in subtidal seaweed communities on coral-dominated reefs at Sodwana Bay on the KwaZulu-Natal coast, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJ Anderson C McKune JJ Bolton O Declerck E TronchinSubtidal seaweed communities of the northern coast of KwaZulu-Natal (KZN) have not been studied before. At Sodwana Bay, we tested the hypotheses that the seaweed communities would (1) differ floristically with depth, (2) be more species-rich in shallower water, (3)... -
Phylogenetic diversity of bacteria associated with toxic and non-toxic strains of Alexandrium minutum
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Palacios B Reguera J Franco I MarínMarine planktonic dinoflagellates are usually associated with bacteria, some of which seem to have a symbiotic relation with the dinoflagellate cells. The role of bacteria in dinoflagellate life cycles is not well known and their influence on toxin production is... -
Alongshore distribution and abundance of fish larvae off the coast of Kenya
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J.M. Mwaluma --- , Kenya B. Kaunda-Arara --- Department of Fisheries and Aquatic Sciences, Kenya J. Rasowo --- Department of Biological Sciences, KenyaKnowledge is limited on the fish larval assemblage in shallow lagoonal reefs along the Kenyan coast. Fish larvae from five lagoons, spanning 120 km on the Kenyan coast, were sampled in March 2007 and April 2008 to compare interannual spatial... -
Conus pennaceus: a phylogenetic analysis of the Mozambican molluscan complex
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CM Pereira --- , Portugal J Rosado --- , Mozambique SG Seabra --- , Portugal F Pina-Martins --- , Portugal OS Paulo --- , Portugal PJ Fonseca --- , PortugalThe genus Conus has over 500 species and is the most species-rich taxon of marine invertebrates. Based on mitochondrial DNA, this study focuses on the phylogenetics of Conus, particularly the pennaceus complex collected along the Mozambican coast. Phylogenetic trees based... -
The seaweeds of Angola: the transition between tropical and temperate marine floras on the west coast of southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJ Anderson --- Branch: Fisheries, Department of Agriculture, Forestry and Fisheries, South Africa JJ Bolton --- Botany Department and Marine Research Institute, South Africa AJ Smit --- School of Biological and Conservation Sciences, South Africa D da Silva Neto --- Departamento de Ambiente do Instituto Nacional de Investigação Pesqueira (INIP), AngolaThe seaweed flora of Angola is relatively poorly known. Most of the 124 records listed for the country come from a 1974 British Natural History Museum expedition to the central and southern parts of that country. Previous biogeographic studies treated... -
In situ video observations of benthic megafauna and fishes from the deep eastern Mediterranean Sea off Egypt
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: AR Gates --- SERPENT Project, UK DOB Jones --- SERPENT Project, UK JE Cartes --- , SpainRemotely operated vehicle (ROV) video observations were used to document benthic fauna at a hydrocarbon drilling location, at 2 720 m depth, in the poorly studied deep water off northern Egypt. The decapod Chaceon mediterraneus was the most common organism... -
Patterns of endemicity and range restriction among southern African coastal marine invertebrates
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJ Scott --- Marine Biology Research Centre, Zoology Department, South Africa CL Griffiths --- Marine Biology Research Centre, Zoology Department, South Africa TB Robinson --- Department of Botany and Zoology, South AfricaSouthern Africa supports a rich marine biota of 12 734 currently described marine species. Although the distribution and overall species-richness patterns of several component taxa are well documented, studies considering range sizes are absent. This study considers range size frequencies... -
Composition of macrobenthos in the Wouri River estuary mangrove, Douala, Cameroon
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: VM Ngo-Massou --- Department of Botany, Faculty of Science, Cameroon GL Essome-Koum --- Department of Botany, Faculty of Science, Cameroon E Ngollo-Dina --- , USA N Din --- Department of Botany, Faculty of Science, CameroonThe macrobenthos of mangroves is dominated by crabs and molluscs, which have a significant ecological role in terms of the structure and function of mangroves. The aim of this study was to determine the abundance and biological diversity of these... -
Diversity of decapod crustaceans at the interface of unconsolidated seabed areas and rocky shores in tropical/subtropical Brazil
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Fransozo --- Departamento de Zoologia, Instituto de Biociências, Brazil M Furlan --- Departamento de Zoologia, Instituto de Biociências, Brazil V Fransozo --- , Brazil G Bertini --- , Brazil RC da Costa --- Departamento de Ciências Biológicas, Faculdade de Ciências, Brazil LC Fernandes-Góes --- , BrazilThe decapod crustacean assemblages from unconsolidated seabed areas located near rocky shores in the Ubatuba region on the south-east coast of Brazil were analysed by investigating the abundance, richness, diversity and dominance of species. The relationships of the sediment and... -
Evidence of deep genetic divergence between populations of an important recreational fishery species, Lichia amia L. 1758, around southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Henriques --- Centre for Ecology, Evolution and Behaviour, School of Biological Sciences, UK WM Potts --- Department of Ichthyology and Fisheries Science, South Africa WHH Sauer --- Department of Ichthyology and Fisheries Science, South Africa PW Shaw --- Institute of Biological, Environmental and Rural Sciences (IBRS), UKLichia amia is an important coastal recreational fishery species with a cosmopolitan distribution in the eastern Atlantic. In southern Africa, it is distributed from southern Angola to northern KwaZulu-Natal in South Africa. A recent biological survey revealed differences between Angolan... -
Epiphytic seaweeds and invertebrates associated with South African populations of the rocky shore seagrass Thalassodendron leptocaule — a hidden wealth of biodiversity
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CM Browne --- Department of Biological Sciences and Marine Research Institute, South Africa R Milne --- Department of Biological Sciences and Marine Research Institute, South Africa C Griffiths --- Department of Biological Sciences and Marine Research Institute, South Africa JJ Bolton --- Department of Biological Sciences and Marine Research Institute, South Africa RJ Anderson --- Department of Biological Sciences and Marine Research Institute, South AfricaSeagrasses support a great diversity of epiphytic organisms. There are no detailed published accounts of algae and animals growing on seagrasses in South Africa. The seagrass Thalassodendron leptocaule (previously known as Thalassodendron ciliatum) is unique among southern African seagrasses in... -
The influence of fire on a southern Cape mountain forest
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: L.H. Watson --- Department of Nature Conservation, M.J. Cameron --- Department of Nature Conservation,Afromontane forests in the southern Cape are surrounded by fire-prone fynbos. Although the presence of charcoal in Afromontane forests indicate that they do burn, little is known about the influence of fire on the dynamics of these forests. We compared... -
Comparative growth performance of different Casuarina species and provenance at Lushoto in the West Usambara mountains, Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: S. T. Mwihomeke --- Department of Forestry, South Africa P. Mwangingo --- Silviculture Research Centre, Tanzania S.M.S. Maliondo --- Department of Forest Biology, Tanzania S. Mathias --- Silviculture Research Centre, Tanzania S.A.O. Chamshama --- Department of Forest Biology, TanzaniaVariation in growth charactristics, coppicing ability and understory vegetation development was assessed in four Casuarina species (C. equisetifolia, C. junghuhniana, C. cunnighamiana and C. oligodon) grown in Lushoto in the West Usambara Mountains (WUM), Tanzania. The performance of the four... -
Stand biomass and volume estimation for Miombo woodlands at Kitulangalo, Morogoro, Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: S.A.O. Chamshama --- Faculty of Forestry and Nature Conservation, Tanzania A.G. Mugasha --- Faculty of Forestry and Nature Conservation, Tanzania E. Zahabu --- Faculty of Forestry and Nature Conservation, TanzaniaTree volume and biomass equations developed for Kitulangalo area in Morogoro, Tanzania ignored small branches and small trees. Consequently, this study was carried out to develop new individual tree volume and biomass equations, and assess current regeneration status, biodiversity and... -
Tree species composition, structure and utilisation in Maruzi Hills Forest Reserve in Uganda
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: I Kiyingi --- , Uganda JM Kidiya --- , Uganda S Gwali --- , Uganda P Okullo --- , Uganda DM Byabashaija --- , UgandaThe study investigated the tree species composition, vegetation structure and harvesting pattern to guide management of the Maruzi Hills Forest Reserve. Stratified random sampling was used to site six (100 m × 100 m) permanent sample plots in the woodland,... -
A preliminary survey and analysis of the spatial distribution of aquatic invertebrates in the Okavango Delta, Botswana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: HelenF Dallas Belda MosepeleThe spatial distribution of aquatic macroinvertebrates in the Okavango River Delta, Botswana, was investigated during the low-water period in February 2003. This complements an earlier study undertaken during high-water in June 2000. Seventy-five samples were taken in a range of... -
Amplified Fragment Length Polymorphism markers reveal population structuring in Dimidiochromis kiwinge (Teleostei: Cichlidae), a commercially-exploited species from Lake Malawi
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Daud Kassam Shingo Seki Kosaku YamaokaThe understanding of between- and within-population genetic variation and its partitioning on the basis of geographic origin is crucial in designing efficient fishing and conservation strategies of populations and/or species. However, for Lake Malawi's cichlid species, such population genetic studies... -
Environmental impact of seasonal integrated aquaculture ponds ('fingerponds') in the wetlands of Lake Victoria, Kenya: an assessment, with the aid of Bayesian Networks
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Julius Kipkemboi AnneA van Dam Patrick DennyThe potential effect on ecosystem integrity of the use of natural wetlands for seasonal wetland fishponds ('fingerponds'), integrated with vegetable production for livelihood demands, was evaluated using experimental sites at Lake Victoria, Kenya. Soluble reactive phosphorous and total phosphorus, ammonium,... -
Caddisfly (Trichoptera) larvae of the Opa River basin, south-western Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SylvesterS OgboguCaddisflies in the streams of the Opa River catchment basin in Ile-Ife, south-western Nigeria, were surveyed, documenting nine genera in six families. Hydropsychidae is the most speciose family, with three genera, and has the highest number of individuals in the... -
Lake Victoria water resources management challenges and prospects: a need for equitable and sustainable institutional and regulatory frameworks
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: GB LuiloCurrent issues relating to water utilisation, pollution and management in Lake Victoria, as well as legislative and regulatory history governing the management of the Lake Victoria Basin are reviewed. The articles of the agreements, many of which are now outdated,... -
Effects of oil pollution on aquatic macroinvertebrate assemblages in Gabon wetlands
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MR Vinson EC Dinger J Kotynek M DethierMacroinvertebrate assemblages from uncontaminated and contaminated sites in the Gamba Complex (Gabon) were compared, the latter sites having been subjected to ongoing oil spills since the 1970s. Vegetation communities surrounding the sites included savannah, shrub–scrub, palm forest, gallery forest and... -
The impact of feedlot effluent on water quality and aquatic macroinvertebrate community structure in streams of the upper Vaal River catchment, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M-N Jonker --- Centre for Aquatic Research, Department of Zoology, South Africa JHJ van Vuren --- Centre for Aquatic Research, Department of Zoology, South Africa V Wepener --- Centre for Aquatic Research, Department of Zoology, South AfricaThe impact of three intensive feedlots on aquatic macroinvertebrate community structure under high and low flows in the upper Vaal catchment was investigated. Water quality variables recorded upstream and downstream of feedlot activity include pH, dissolved oxygen, conductivity, temperature, turbidity,... -
Spatial and temporal variation in the macroinvertebrate community structure of the lower Elands River, Mpumalanga, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Ferreira --- Centre for Aquatic Research, Department of Zoology, South Africa V Wepener --- Centre for Aquatic Research, Department of Zoology, South Africa JHJ van Vuren --- Centre for Aquatic Research, Department of Zoology, South AfricaThe Elands River, Mpumalanga, is an ecologically sensitive river that is constantly threatened by a variety of human activities. The influence of a pulp and paper mill on the river's macroinvertebrate assemblages was studied in March and June 2005, representing... -
A benthic survey of the rocky reefs off Pondoland, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Celliers BQ Mann AHH Macdonald MH SchleyerA subtidal marine biodiversity survey was carried out on shallow reefs (−1m to −30m) in the proclaimed Pondoland Marine Protected Area between Port Edward and Port St Johns, South Africa. A total of 26 benthic reef transects was undertaken involving... -
Spatial diversity of nematode and copepod genera of the coral degradation zone along the Kenyan coast, including a test for the use of higher-taxon surrogacy
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M De Troch M Raes A Muthumbi H Gheerardyn A VanreuselThe biodiversity of meiofauna in the coral degradation zone along the Kenyan coast was examined with special emphasis on the most abundant taxa, Copepoda and Nematoda. Communities from three microhabitat types (coralline sediment, coral gravel and coral fragments) at two... -
Comparison of, and the effects of altered freshwater inflow on, fish assemblages of two contrasting South African estuaries: the cool-temperate Olifants and the warm-temperate Breede
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SJ Lamberth L van Niekerk K HutchingsThis study compares the fish assemblages of the permanently open cool-temperate Olifants and warm-temperate Breede estuaries on the west and south coasts of South Africa respectively, and their responses to altered freshwater flows. Both estuaries have experienced a >35% reduction... -
Effects of long-term exclusion of the limpet Cymbula oculus (Born) on the distribution of intertidal organisms on a rocky shore
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GW Maneveldt --- Department of Biodiversity and Conservation Biology, South Africa RC Eager --- Department of Biodiversity and Conservation Biology, South Africa A Bassier --- Department of Biodiversity and Conservation Biology, South AfricaZonation patterns on rocky shores are typically as a result of both physical factors and biological interactions. Physical factors generally set the upper limits of species distributions whereas biological interactions generally set their lower limits. However, recent research has shown... -
RAPD markers demonstrate genetic diversity in Pterocarpus angolensis from Zimbabwe and Zambia
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: E Chisha-Kasumu S Woodward A PriceUnderstanding the availability, extent and apportionment of genetic variability in natural populations of the southern African savanna tree Pterocarpus angolensis can provide reliable information on the evolutionary history and phylogenetic relationships of P. angolensis populations. This information will aid strategies... -
The conservation and breeding of Eucalyptus urophylla: a case study to better protect important populations and improve productivity
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: WS Dvorak GR Hodge KG PaynEucalyptus urophylla is one of the most commercially important forest species in the world, primarily as a hybrid parent. However, the conservation status of the majority of the populations where it naturally occurs on seven islands in eastern Indonesia range... -
Stable isotope evidence of food web connectivity by a top predatory fish (Argyrosomus japonicus: Sciaenidae: Teleostei) in the Kowie Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Bergamino --- Department of Zoology and Entomology, South Africa T Dalu --- Department of Zoology and Entomology, South Africa AK Whitfield --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa L Carassou --- Department of Zoology and Entomology, South Africa NB Richoux --- Department of Zoology and Entomology, South AfricaIn this study, food web connectivity within the Kowie Estuary on the south-east coast of South Africa was evidenced by the trophic behaviour of the predominantly piscivorous Argyrosomus japonicus. We examined stable isotopes of carbon (δ13C) and nitrogen (δ15N) in... -
Notes on African Crowned Eagle Stephanoaetus coronatus diet in savanna and forest in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Craig T Symes --- School of Animal, Plant and Environmental Sciences, South Africa Annie R Antonites --- Anthropology Department, USAOur study reports on contrasts in prey items from African Crowned Eagle Stephanoaetus coronatus nesting in forest (n = 1) and savanna (n = 2) biomes in KwaZulu-Natal, South Africa. At least 12 taxa were identified at a forest nest,... -
Influence of selected abiotic factors on aquatic macroinvertebrate assemblages in the Olifants River catchment, Mpumalanga, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Kemp --- Unit for Environmental Sciences and Management, South Africa KN de Kock --- Unit for Environmental Sciences and Management, South Africa V Wepener --- Unit for Environmental Sciences and Management, South Africa W Roets --- Unit for Environmental Sciences and Management, South Africa L Quinn --- Unit for Environmental Sciences and Management, South Africa CT Wolmarans --- Unit for Environmental Sciences and Management, South AfricaBiodiversity is frequently seen as an indicator of ecological health. Therefore a survey of the macroinvertebrates of the Olifants River, one of the most polluted rivers in South Africa, was conducted in 2010–2011. Four surveys were conducted at a total... -
Vegetation change in northern KwaZulu-Natal since the Anglo-Zulu War of 1879: local or global drivers?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Jennifer Russell --- School of Life Sciences, South Africa David Ward --- School of Life Sciences, South AfricaThe quality of the landscape is declining in many grassland and savanna areas of Africa as a consequence of woody plant encroachment. We investigated the changes in vegetation at selected sites on the battlefields of the Anglo-Zulu War of 1879... -
Diversity and structure of woody vegetation across areas with different soils in Gonarezhou National Park, Zimbabwe
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Edson Gandiwa --- School of Wildlife, Ecology and Conservation, Zimbabwe Patience Zisadza-Gandiwa --- Transfrontier Conservation Areas Unit, Zimbabwe Parks and Wildlife Management Authority, Zimbabwe David Goza --- Mushandike College of Wildlife Management, Zimbabwe Parks and Wildlife Management Authority, Zimbabwe Clayton Mashapa --- Tropical Resource Ecology Programme, Zimbabwe Never Muboko --- School of Wildlife, Ecology and Conservation, ZimbabweDespite the importance of edaphic factors in influencing woody vegetation diversity and structure in savannas, there is still limited research on the topic across most savanna ecosystems. Here we investigate the differences and/or similarities of woody vegetation diversity and structure... -
A genetic diversity analysis of South African sorghum genotypes using SSR markers
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Alina Mofokeng --- African Centre for Crop Improvement, School of Agricultural, Earth, and Environmental Sciences, South Africa Hussein Shimelis --- African Centre for Crop Improvement, School of Agricultural, Earth, and Environmental Sciences, South Africa Pangirayi Tongoona --- African Centre for Crop Improvement, School of Agricultural, Earth, and Environmental Sciences, South Africa Mark Laing --- African Centre for Crop Improvement, School of Agricultural, Earth, and Environmental Sciences, South AfricaDiverse landraces of sorghum (Sorghum bicolor (L.) Moench) are widely grown by smallholder farmers in South Africa. The objective of the study was to assess the genetic diversity present in South African sorghum genotypes using genetic distances as measured by... -
From ‘One Namibia, one Nation’ towards ‘Unity in Diversity’? Shifting representations of culture and nationhood in Namibian Independence Day celebrations, 1990–2010
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Michael Uusiku Akuupa --- Dept. of Anthropology and Sociology, South Africa Godwin Kornes --- Dept. of Anthropology and African Studies, GermanyIn 2010 Namibia celebrated its twentieth anniversary of independence from South African rule. The main celebrations in the country's capital Windhoek became the stage for an impressively orchestrated demonstration of maturing nationhood, symbolically embracing postcolonial policy concepts such as ‘national... -
Macrozoobenthic communities in waters off Angola
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: G Lange --- Leibniz Institute for Baltic Sea Research, Germany A Darr --- Leibniz Institute for Baltic Sea Research, Germany ML Zettler --- Leibniz Institute for Baltic Sea Research, GermanyMacrozoobenthic biodiversity is described for waters off Angola, one of the poorest-known marine environments of the world. During research cruises in 2004 and 2011, the shelf region of Angola was investigated at 39 stations in water depths of between 19... -
Polydorid polychaetes (Spionidae) on farmed and wild abalone (Haliotis midae) in South Africa: an epidemiological survey
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MK Boonzaaier --- Department of Botany and Zoology, South Africa S Neethling --- Department of Botany and Zoology, South Africa A Mouton --- Amanzi Biosecurity, South Africa CA Simon --- Department of Botany and Zoology, South AfricaAlthough there has been an increase in our understanding of the shell-boring polydorids that infest abalone Haliotis midae in South Africa, abalone from a limited number of farms, and wild populations from east of Cape Agulhas only, have been examined... -
Macroinvertebrate distributions in relation to human and animal-induced physical disturbance of the sediment surface in two Kenyan tropical Rift Valley streams
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CM M'Erimba --- Department of Biological Sciences, Kenya JM Mathooko --- Global Research Akademik and Mentoring Services, Kenya KO Ouma --- Department of Biological Sciences, KenyaA study of macroinvertebrate distribution in relation to different levels of human and animal physical disturbance of the sediments of the Njoro (highly disturbed) and Ellegirini (less disturbed) rivers was conducted from October 2001 to June 2002, and again in... -
Effect of organic and conventional practices on carbon-substrate utilisation by the soil microbial community in a ‘Cripps Pink’/M7 apple orchard
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: André H Meyer --- Agricultural Research Council–Infruitec/Nietvoorbij, South Africa John Wooldridge --- Agricultural Research Council–Infruitec/Nietvoorbij, South Africa Joanna F Dames --- Department of Biochemistry and Microbiology, South AfricaChanges in microbial community metabolic profiles potentially can be used to identify differences in soil characteristics caused by dissimilar orchard floor management practices. The impacts of orchard floor management practices on the microbial community metabolic diversity (CMD) were examined in... -
Unravelling population structure of black musselcracker Cymatoceps nasutus: evidence for multiple populations in South African coastal waters
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: TS Murray --- Department of Ichthyology and Fisheries Science, South Africa G Gouws --- South African Institute for Aquatic Biodiversity, South Africa M Mwale --- South African Institute for Aquatic Biodiversity, South Africa BQ Mann --- Oceanographic Research Institute, South Africa PD Cowley --- South African Institute for Aquatic Biodiversity, South AfricaGenetic studies on South African marine fishes have shown that many species exist as single, well-mixed stocks throughout their core distribution. The black musselcracker or poenskop Cymatoceps nasutus is a slow-growing, late-maturing and long-lived sparid (Perciformes: Sparidae) that is endemic... -
Genetic diversity of Amaranthus species in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Abe S Gerrano --- Agricultural Research Council–Roodeplaat Vegetable and Ornamental Plant Institute, South Africa Willem S Jansen van Rensburg --- Agricultural Research Council–Roodeplaat Vegetable and Ornamental Plant Institute, South Africa Patrick O Adebola --- Agricultural Research Council–Roodeplaat Vegetable and Ornamental Plant Institute, South AfricaAmaranthus species plays an important role in sustaining food security and alleviation of malnutrition in South Africa. A number of Amaranthus genotypes have been collected and conserved in the gene bank of the ARC–Roodeplaat Vegetable and Ornamental Plant Institute, South... -
Deep genetic divergence between geographically isolated populations of the goldie barb (Barbus pallidus) in South Africa: potential taxonomic and conservation implications
Item type: Journal Article • Journal: African Zoology • Authors: Albert Chakona --- South African Institute for Aquatic Biodiversity, South Africa Willem S Malherbe --- South African Institute for Aquatic Biodiversity, South Africa Gavin Gouws --- South African Institute for Aquatic Biodiversity, South Africa Ernst R Swartz --- South African Institute for Aquatic Biodiversity, South AfricaBarbus pallidus as it is presently defined has a disjunct distribution that is divided between northern and southern populations in South Africa. Sequence data from the cytochrome b gene region showed two distinct lineages that correspond to these geographically distant... -
Bird diversity and land use on the slopes of Mt Kilimanjaro and the adjacent plains, Tanzania
Item type: Journal Article • Journal: African Zoology • Authors: Eija Soini --- World Agroforestry Centre (ICRAF), KenyaThis study of bird distribution in the main land-use categories of the slopes of Mt Kilimanjaro, Tanzania, aims at understanding potential impacts of the land-use changes on birds. A land-use map of the study area was derived from a Landsat... -
Small mammal communities on cattle and game grazing areas in Namibia
Item type: Journal Article • Journal: African Zoology • Authors: C. Muck --- Max Planck Institute for Ornithology, Germany U. Zeller --- Museum für Naturkunde, GermanyThis study was conducted as part of the interdisciplinary biodiversity project BIOTA and describes small mammal communities on two differently managed farmlands (cattle and game farm) in Namibia over the course of one year. Species diversity, density and activity are... -
Assessment of the macro-invertebrate fauna of rivers in southern Nigeria
Item type: Journal Article • Journal: African Zoology • Authors: J. O. Olomukoro --- Department of Animal and Environmental Biology, Nigeria L. I. N. Ezemonye --- Department of Animal and Environmental Biology, NigeriaThis study evaluated the macro-invertebrate fauna in water bodies of southern Nigeria spanning the rainforest and derived savanna ecozones. The benthic macro-invertebrate fauna of Edo Ecozone comprises 55 taxa, belonging to 13 major groups. The abundance of major taxonomic groups... -
Small mammal diversity and density on the Bokkeveld escarpment, South Africa – implications for conservation and livestock predation
Item type: Journal Article • Journal: African Zoology • Authors: P. J. O‘Farrell --- Botany Department, South Africa J. S. Donaldson --- South African National Biodiversity Institute, South Africa M. T. Hoffman --- Botany Department, South Africa A. D. Mader --- South African National Biodiversity Institute, South AfricaA preliminary investigation of the diversity and density of small mammals in four structurally distinct habitat types in an actively-utilized farming landscape was carried out. We sought to understand how diversity and density are influenced by landscape structure, habitat structure... -
Conservation status and distribution of freshwater fishes in South African national parks
Item type: Journal Article • Journal: African Zoology • Authors: I. A. Russell --- South African National Parks, South AfricaThirteen of South Africa’s national parks contain aquatic systems which support 63 indigenous and 11 alien freshwater fishes. Indigenous fishes include 43 species of the Zambezian faunal group (70% of the national total), eight Karroid (47%), five Cape (31%) and... -
Invasive alien freshwater fishes in the Wilderness Lakes System, a wetland of international importance in the Western Cape Province, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: A. A. Olds --- Department of Ichthyology and Fisheries Science, South Africa M. K. S. Smith --- South African National Parks, Scientific Services, South Africa O. L. F. Weyl --- South African Institute for Aquatic Biodiversity, South Africa I. A. Russell --- South African National Parks, Scientific Services, South AfricaThe Wilderness Lakes System incorporates a RAMSAR listed wetland. Previous ichthyological surveys reported three invasive freshwater fishes; Oreochromis mossambicus (Mozambique tilapia), Gambusia affinis (mosquitofish) and Micropterus salmoides (largemouth bass) from this system. To assess the status of these alien fishes,... -
Acoustic niche partitioning in an anuran community inhabiting an Afromontane wetland (Butare, Rwanda)
Item type: Journal Article • Journal: African Zoology • Authors: Ulrich Sinsch --- Institute of Integrated Sciences, Department of Biology, Germany Katrin Lümkemann --- Institute of Integrated Sciences, Department of Biology, Germany Katharina Rosar --- Institute of Integrated Sciences, Department of Biology, Germany Christiane Schwarz --- Institute of Integrated Sciences, Department of Biology, Germany Maximilian Dehling --- Institute of Integrated Sciences, Department of Biology, GermanyThe species richness and calling activity of an anuran community inhabiting an agricultural wetland area at 1645 m a.s.l. near Butare, Rwanda, was assessed using visual and acoustic transects. The community included 15 species which were readily distinguishable using morphological,... -
The influence of fire on rodent abundance at the N’washitshumbe enclosure site, Kruger National Park, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: D.N. MacFadyen --- Mammal Research Institute, Department of Zoology and Entomology, South Africa N.L. Avenant --- Department of Mammalogy, South Africa M. van der Merwe --- Mammal Research Institute, Department of Zoology and Entomology, South Africa G.J. Bredenkamp --- Department of Plant Sciences, South AfricaThe relative population numbers of rodents were studied in nine habitats in and outside the N’washitshumbe enclosure site, Kruger National Park, before and after burning the firebreaks that surround the enclosure. Trap success was exceptionally high, and the field work... -
Invertebrates or iron: does large-scale opencast mining impact invertebrate diversity in ephemeral wetlands?
Item type: Journal Article • Journal: African Zoology • Authors: Falko T. Buschke --- Centre for Environmental Management (67), University of the Free State, South Africa Joan Adendorff --- Centre for Environmental Management (67), University of the Free State, South Africa Jaco Lamprechts --- Kolomela Iron Mine, South Africa Marie Watson --- Centre for Environmental Management (67), University of the Free State, South Africa Maitland T. Seaman --- Centre for Environmental Management (67), University of the Free State, South AfricaDisturbance has been offered as an explanatory mechanism in structuring the variation of species across a landscape. In this study, we investigated the effect of the impact by Kolomela Iron Mine on the variation of species occurring in temporary pans... -
Grassland bird response to vegetation structural heterogeneity and clearing of invasive bramble
Item type: Journal Article • Journal: African Zoology • Authors: Chevonne Reynolds --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Craig T. Symes --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South AfricaSpatial and temporal patterns of disturbance and the subsequent heterogeneity are critical in maintaining biodiversity within grassland ecosystems. Grassland birds have evolved within this ‘shifting mosaic’ to become reliant on specific habitat characteristics maintained under varying levels of both natural... -
An exploratory investigation of the fish communities associated with reefs on the central Agulhas Bank, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Albrecht Götz --- Elwandle Node, South African Environmental Observation Network (SAEON), South Africa Sven E. Kerwath --- Fisheries Research, Department of Agriculture, South Africa Toufiek Samaai --- Department of Environmental Affairs, South Africa Charlene da Silva --- Fisheries Research, Department of Agriculture, South Africa Christopher G. Wilke --- Fisheries Research, Department of Agriculture, South AfricaDespite their ecological and economic importance, the temperate reef habitats of the central Agulhas Bank remain poorly studied. From 2008 to 2010, multiple stations grouped into six general sites of varying depth, profile and distance offshore, were surveyed. A combination... -
Grazing depletes forb species diversity in the mesic grasslands of KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Rob Scott-Shaw --- Ezemvelo KZN Wildlife, South Africa Craig D Morris --- Agricultural Research Council–Animal Production Institute, South AfricaForbs constitute over 80% of the species richness of mesic grassland but their response to grazing is largely unknown. The influence of grazing on the forb composition, richness and diversity of two species-rich grasslands in the coastal hinterland and midlands... -
Phenotypic characterisation of sweetpotato genotypes grown in East and Central Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Rukundo Placide --- African Centre for Crop Improvement, South Africa Hussein Shimelis --- African Centre for Crop Improvement, South Africa Mark Laing --- African Centre for Crop Improvement, South Africa Daphrose Gahakwa --- Rwanda Agriculture Board, RwandaIdentification of genetic variability and interrelationships among germplasm collections is fundamental to select parents with complementary traits for plant breeding programmes. The aim of this study was to characterise and identify breeding parents among 54 sweetpotato genotypes grown in Rwanda,... -
Sustainable intensification of cultivated pastures using multiple herbivore species
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: James P Muir --- Texas A&M AgriLife Research, USA William D Pitman --- Louisiana State University Agricultural Center, USA Jamie L Foster --- Texas A&M AgriLife Research, USA José C Dubeux --- North Florida Research and Education Center, USADemand for animal products is growing faster than for any other agricultural product. As a result, pressure for greater output from cultivated pastures is expected to increase. Assuming cultivated pasture area will decrease with land degradation, conversion to grain crops... -
Marine fish parasitology in South Africa: history of discovery and future direction
Item type: Journal Article • Journal: African Zoology • Authors: Nico J Smit --- Water Research Group (Parasitology), Unit for Environmental Sciences and Management, Potchefstroom Campus, North-West University, South Africa Kerry A Hadfield --- Water Research Group (Parasitology), Unit for Environmental Sciences and Management, Potchefstroom Campus, North-West University, South AfricaAlmost 200 years have passed since the first description of a marine fish parasite from South Africa. It is therefore an opportune time to look back, take stock of and reflect on the history of discovery within this field and,... -
Beyond Jaws: rediscovering the ‘lost sharks’ of southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: DA Ebert --- Pacific Shark Research Center, USA KE van Hees --- Pacific Shark Research Center, USASouthern Africa has one of the richest and most diverse chondrichthyan faunas in the world, comprising all 13 orders, 49 families, 111 genera and approximately 204 species. This represents nearly 20% of all known chondrichthyans, and includes 117 shark, 79... -
Fish and macroinvertebrate community composition of a floodplain wetland associated with the Harts River, South Africa, in relation to water quality and habitat parameters
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: W Malherbe --- Water Research Group (Ecology), Unit for Environmental Science and Management, South Africa S Mahlangu --- Department of Zoology, South Africa M Ferreira --- Department of Zoology, South Africa V Wepener --- Water Research Group (Ecology), Unit for Environmental Science and Management, South AfricaThe Harts River and its associated floodplain, Northern Cape province, South Africa, are closely associated with the Vaalharts Irrigation Scheme. This floodplain has been poorly studied in the past, with no published aquatic information available. A fish and macroinvertebrate diversity... -
Cultural diversity, group formation and alienation as constraints on employee interaction in a wholesale company
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Stephné Herselman --- Department of Anthropology and Archaeology,Although a relatively new concept in anthropology, the notion of cultural alienation appears to be a useful instrument to explain aspects of workplace interaction and behaviour. This article deals with alienation as a function of cultural diversity in a wholesale... -
Anthropologies of knowledge and South Africa's Indigenous Knowledge Systems Policy
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Lesley Green --- Dept of Social Anthropology,Following a visit to the South African Medical Research Council's Indigenous Knowledge Systems Laboratory at Delft, Cape Town, this paper explores the possibilities for anthropological responses to South Africa's Indigenous Knowledge Systems Policy of 2004. While the Policy is admirable... -
A conversation: subaltern studies in South Asia and post-colonial anthropology in Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Helen Macdonald --- Department of Social Anthropology,Subaltern Studies emerged at the end of the 1970s among a collective of English and Indian historians of South Asia, and developed into a creative and malleable reworking of knowledge(s). Importantly. the subalternists contributed to an interdisciplinarity that displayed a... -
Men, women, temporality and critical ethnography in Africa—the imperative for a transdisciplinary conversation
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Elaine Salo --- Institute for Women's and Gender Studies, University of Pretoria,This article addresses concerns of African-based scholars about how we can adequately represent the social heterogeneity and the rich diversity of African subjects. I argue that by prioritising Pan-Africanist solidarity, and in our search for African authenticity, we often represent... -
From ‘One Namibia, one Nation’ towards ‘Unity in Diversity’? Shifting representations of culture and nationhood in Namibian Independence Day celebrations, 1990–2010
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Michael Uusiku Akuupa --- Dept. of Anthropology and Sociology, South Africa Godwin Kornes --- Dept. of Anthropology and African Studies, GermanyIn 2010 Namibia celebrated its twentieth anniversary of independence from South African rule. The main celebrations in the country's capital Windhoek became the stage for an impressively orchestrated demonstration of maturing nationhood, symbolically embracing postcolonial policy concepts such as ‘national... -
Bird diversity in the savanna habitats of Akagera National Park, Rwanda, in the post-war recovery period
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Callixte Gatali --- Department of Biological and Environmental Sciences, Sweden Kjell Wallin --- Department of Biological and Environmental Sciences, SwedenThe biodiversity of Akagera National Park (ANP), Rwanda, has reportedly been declining since 1990 due to conflict and war in the country between 1990 and 1994. In this paper, we describe bird diversity in the post-war recovery period. We used... -
Understanding the association between the non-geniculate coralline red alga Spongites discoidea and the mollusc Oxystele sinensis
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Eager --- Department of Biodiversity and Conservation Biology, South Africa C Puckree-Padua --- Department of Biodiversity and Conservation Biology, South Africa GW Maneveldt --- Department of Biodiversity and Conservation Biology, South AfricaNearly all adult winkles Oxystele sinensis encountered in the Kalk Bay (Western Cape province, South Africa) shallow subtidal zone were observed to bear a thick, convoluted form of the non-geniculate coralline red alga Spongites discoidea. To understand this association, various... -
Spatial and seasonal patterns of European short-snouted seahorse Hippocampus hippocampus distribution in island coastal environments
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F Otero-Ferrer --- Grupo de Investigación en Acuicultura, Spain R Herrera --- Dirección General de Ordenación del Territorio, Spain VM Tuset --- Instituto de Ciéncias del Mar (CSIC), Spain J Socorro --- Grupo de Investigación en Acuicultura, Spain L Molina --- Grupo de Investigación en Acuicultura, SpainThis study represents the first report on seahorses in the Macaronesian islands (North-East Atlantic), determining the spatial and seasonal abundance, population structure and physical appearance of European short-snouted seahorse Hippocampus hippocampus. Animals were surveyed off Gran Canaria Island in two... -
Genotypic diversity of Mycobacterium tuberculosis in pretoria
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: Prisca Hove --- Department of Microbiological Pathology, Julitha Molepo --- Department of Microbiological Pathology, Samukeliso Dube --- Department of Microbiological Pathology, Maphoshane Nchabeleng --- Department of Microbiological Pathology,Tuberculosis is a global health problem. Continuous efforts are needed to understand the genetic diversity and geographical distribution of Mycobacterium tuberculosis. The objective of this study was to determine the genetic diversity of M. tuberculosis strains in Soshanguve, Pretoria. Eighty-nine... -
Termite species richness, composition and diversity on five farms in southern Kunene region, Namibia
Item type: Journal Article • Journal: African Zoology • Authors: J. Zeidler --- Integrated Environmental Consultants Namibia, Namibia S. Hanrahan --- Department of Animal, Plant and Environmental Sciences, South Africa M. Scholes --- Department of Animal, Plant and Environmental Sciences, South AfricaA survey was conducted on five farms in former Damaraland, a communal farming area in arid northwestern Namibia. The aims of the survey were to establish termite inventories for each site and to investigate whether termite diversity is determined by... -
Paternity in the Addo elephant population, South Africa. Is a single male monopolizing matings?
Item type: Journal Article • Journal: African Zoology • Authors: Anna M. Whitehouse --- Terrestrial Ecology Research Unit, Department of Zoology, South Africa Eric H. Harley --- Department of Chemical Pathology, South AfricaThe hypothesis that a single dominant male (GAA) monopolized all matings within the elephant population of South Africa’s Addo Elephant National Park between 1982 and 1996 was tested using microsatellite analysis. In addition, behavioural data on male musth periods, female... -
The role of estuarine type in characterizing early stage fish assemblages in warm temperate estuaries, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: N.A. Strydom --- Department of Ichthyology and Fisheries Science, South Africa A.K. Whitfield --- South African Institute for Aquatic Biodiversity, South Africa T.H. Wooldridge --- Department of Zoology, South AfricaAssemblages of early stage fishes (larval and early juvenile stages) were investigated and compared in seven permanently open and five intermittently open estuarine systems on the warm temperate Eastern Cape coast of South Africa. Estuarine type, by virtue of mouth... -
Molecular and bioacoustic divergence in Mantidactylus granulatus and M. zavona n.sp. (Anura: Mantellidae): bearings for the biogeography of northern Madagascar
Item type: Journal Article • Journal: African Zoology • Authors: Miguel Vences --- Institute for Biodiversity and Ecosystem Dynamics, Netherlands Franco Andreone --- Museo Regionale di Scienze Naturali, Sezione di Zoologia, Italy Frank Glaw --- Zoologische Staatssammlung, Germany Jasmin E. Randrianirina --- Parc Botanique et Zoologique de Tsimbazaza, MadagascarWe analysed the genetic and bioacoustic variability in Mantidactylus granulatus, a semi arboreal frog species endemic to the northern portion of Madagascar. Advertisement calls had a longer note duration in northeastern as compared to northwestern populations. Specimens from mid altitudes... -
Species richness, endemicity and distribution patterns of South African sea anemones (Cnidaria: Actiniaria & Corallimorpharia)
Item type: Journal Article • Journal: African Zoology • Authors: Fabian H. Acuña --- Departamento de Ciencias Marinas, Argentina Charles L. Griffiths --- Marine Biology Research Institute, South AfricaA revised and updated list of South African sea anemones is compiled and the distribution pattern and endemicity of each determined from museum and literature records. Forty nine valid species are recognized. Species richness appears fairly uniform around the coast,... -
Determining termite diversity in arid Namibian rangelands – a comparison of sampling methods
Item type: Journal Article • Journal: African Zoology • Authors: J. Zeidler --- Desert Research Foundation of Namibia, Namibia S. Hanrahan --- Department of Animal, Plant and Environmental Sciences, South Africa M. Scholes --- Department of Animal, Plant and Environmental Sciences, South AfricaThree methods of sampling termite diversity in arid rangelands were tested in Namibia during the wet (March) and dry (October) seasons of 1998. Six sites were chosen: one pair on each of three farms representing a gradient of land use... -
Sampling strategies for millipedes (Diplopoda), centipedes (Chilopoda) and scorpions (Scorpionida) in savanna habitats
Item type: Journal Article • Journal: African Zoology • Authors: Dave Druce --- School of Life and Environmental Sciences, George Campbell Building,, South Africa Michelle Hamer --- School of Botany and Zoology, South Africa Rob Slotow --- School of Life and Environmental Sciences, George Campbell Building,, South AfricaAt present considerable effort is being made to document and describe invertebrate diversity as part of numerous biodiversity conservation research projects. In order to determine diversity, rapid and effective sampling and estimation procedures are required and these need to be... -
Genetic variability in the ocellated lizard Timon tangitanus in Morocco
Item type: Journal Article • Journal: African Zoology • Authors: Ana Perera --- CIBIO UP, Centro de Investigação em Biodiversidade e Recursos Genéticos, Portugal James D. Harris --- CIBIO UP, Centro de Investigação em Biodiversidade e Recursos Genéticos, PortugalThe ocellated lizards in the Timon lepidus/tangitanus/pater complex include the largest lacertids living in continental Europe and North Africa. Long considered a single species (T. pater), the division of the North African ocellated lizards into two species, T. pater in... -
All at sea: Insights into crew work experiences on a cruise liner
Item type: Journal Article • Journal: • Authors: Ester Ellen Trees Bolt --- Academy of International Hospitality Research, Stenden University of Applied Sciences, Leeuwarden, The Netherlands Conrad Lashley --- International Hotel Management School, Stenden University of Applied Sciences, Leeuwarden, The NetherlandsThis research explores employee experiences of working on board a cruise ship. Cruise liners have been described as floating hotels; but increasingly they are more like floating resorts, embracing passenger and crew populations as big as small towns. In addition to the... -
“We are all children of God”: a Charismatic church as space of encounter between township and suburb in post-apartheid Johannesburg
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Barbara Heer --- Institute of Social Anthropology, SwitzerlandTwenty years after the first democratic election in South Africa, Johannesburg is still marked by the legacy of apartheid. This makes it difficult for residents of former townships and of suburban middle classes to interact in everyday life. Nevertheless, urban... -
Ecology, fish and fishery of Lake Liambezi, a recently refilled floodplain lake in the Zambezi Region, Namibia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: RA Peel --- Department of Ichthyology and Fisheries Science, Namibia D Tweddle --- South African Institute for Aquatic Biodiversity, Namibia EK Simasiku --- Department of Wildlife Management and Ecotourism, Katima Mulilo Campus, South Africa GD Martin --- Department of Zoology and Entomology, South Africa J Lubanda --- Ministry of Fisheries and Marine Resources, Namibia CJ Hay --- Department of Biological Sciences, Namibia OLF Weyl --- South African Institute for Aquatic Biodiversity, South AfricaLake Liambezi (300 km2) refilled in 2009 after a prolonged 22-year dry period. Its aquatic macrophyte populations, fish fauna and fishery shortly after refilling are described. The emergent aquatic macrophyte Phragmites australis formed dense stands covering large parts of the lake,... -
Occurrence, abundance and distribution of benthic macroinvertebrates in the Nyando River catchment, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DA Abong'o --- Department of Chemistry, School of Physical Sciences, Kenya SO Wandiga --- Department of Chemistry, School of Physical Sciences, Kenya IO Jumba --- Department of Chemistry, School of Physical Sciences, Kenya PJ Van den Brink --- Aquatic Ecology and Water Quality Management Group, The Netherlands BB Naziriwo --- Department of Chemistry, Uganda VO Madadi --- Department of Chemistry, School of Physical Sciences, Kenya GA Wafula --- Department of Chemistry, School of Physical Sciences, Kenya P Nkedi-Kizza --- Soil and Water Science Department, USA H Kylin --- Department of Water and Environmental Studies, SwedenA baseline study was conducted of the occurrence of macroinvertebrates at 26 sites in the Nyando River catchment in 2005–2006. A total of 13 orders and 16 families of Arthropoda, Mollusca, Platyhelminthes and Annelida were collected, with the order Ephemeroptera... -
Aquatic invertebrate fauna of wells in a tropical mountain climate, western Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: G Nana Nkemegni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun SH Zébazé Togouet --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun A Fomena --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun OF Pountougnigni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun C Piscart --- UMR CNRS 6553 Ecosystèmes, Biodiversité, Evolution (ECOBIO), Université Rennes 1, FranceThe present study, conducted between May 2012 and September 2013, aimed to determine the distribution of groundwater invertebrates in the Bamoun tableland, Cameroon. A total of 216 samples taken from 30 wells in four localities – Foumban, Foumbot, Kouoptamo and... -
First survey of fishes in the Betty's Bay Marine Protected Area along South Africa's temperate south-west coast
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Roberson --- Marine Research Institute, Department of Biological Sciences, South Africa H Winker --- South African National Biodiversity Institute, Kirstenbosch Research Centre, South Africa C Attwood --- Marine Research Institute, Department of Biological Sciences, South Africa L De Vos --- Marine Research Institute, Department of Biological Sciences, South Africa C Sanguinetti --- Percy FitzPatrick Institute of African Ornithology, South Africa A Götz --- Elwandle Node, South AfricaThis first survey of fish in the Betty's Bay Marine Protected Area (MPA), on the south coast of South Africa, was conducted using baited remote underwater video systems (BRUVs). A total of 58 deployments recorded 42 species in 20 km2, including... -
Recovery of bird communities after selective logging and clear-cutting in Kibale National Park, Uganda
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Pirita Latja --- Department of Biology, Finland Geoffrey M Malinga --- Department of Biology, Finland Anu Valtonen --- Department of Biology, Finland Heikki Roininen --- Department of Biology, FinlandIn the face of the continuing destruction of tropical rainforests, a major challenge is to understand the consequences of these habitat changes for biodiversity and the time scale at which biodiversity can recover after such disturbances. In this study, we... -
Seasonal variation in diversity and abundance of understorey birds in Bunduki Forest Reserve, Tanzania: evaluating the conservation value of a plantation forest
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Chacha Werema --- Department of Zoology and Wildlife Conservation, Tanzania Kim M Howell --- Department of Zoology and Wildlife Conservation, TanzaniaPlantation forests generally support lower bird diversity than natural forests. However, in some instances the plantations have been found to provide suitable habitat for a number of bird species. In the Eastern Arc Mountains, there is limited knowledge how understorey... -
Have grass carp driven declines in macrophyte occurrence and diversity in the Vaal River, South Africa?
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PSR Weyl --- Zoology and Entomology Department, South Africa GD Martin --- Zoology and Entomology Department, South AfricaThe Vaal River, South Africa, historically had a rich diversity of native submerged macrophytes with at least 13 species from 5 families recorded. Over the past 10 years there has been a noticeable reduction in the occurrence and diversity of... -
A review of over a decade of DNA barcoding in South Africa: a faunal perspective
Item type: Journal Article • Journal: African Zoology • Authors: Jessica M da Silva --- School of Life Sciences, South Africa Sandi Willows-Munro --- School of Life Sciences, South AfricaFor over a decade, molecular short standardised DNA fragments, termed DNA barcodes, have been developed for species discrimination around the world. As of 2010, the vast majority of barcoding research was biased toward particular taxonomic groups and geographic regions largely... -
Genetic diversity of bottle gourd (Lagenaria siceraria (Molina) Standl.) landraces of South Africa assessed by morphological traits and simple sequence repeat markers
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Jacob Mashilo --- Towoomba Research Station, Limpopo Department of Agriculture, South Africa Hussein Shimelis --- African Centre for Crop Improvement, South Africa Alfred Odindo --- Crop Science Discipline, South AfricaBottle gourd (Lagenaria siceraria (Molina) Standl.) is an important crop in rural communities in South Africa but it remains under-researched. The objective of this study was to assess the genetic diversity present amongst bottle gourd landraces grown by smallholder farmers... -
The effect of a combination of nutrition education, soy and vegetable gardening, and food preparation skill training interventions on dietary intake and diversity in women: a case study from Qwa-Qwa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: W. Oldewage-Theron --- Visiting Professor, Centre of Sustainable Livelihoods, South Africa A. Egal --- Director, Centre of Sustainable Livelihoods, South AfricaObjective: The objective of the study was to determine if an integrated food and nutrition intervention, including home gardening, nutrition education and recipe development and training, would improve dietary diversity in women. -
Understanding entrepreneurship in the South African context: Insights from entrepreneurial risk attitudes of four major ethnic groups
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Dennis Yao Dzansi --- Department of Business Support Studies, South Africa Akwasi Arko-Achemfuor --- Department of Adult Basic Education, South AfricaResearchers have been asking why some ethnic groups are more entrepreneurial than others. This question persists in South Africa where there are differing entrepreneurial outcomes based on ethnicity. In this study, we examine why some ethnic groups in South Africa... -
Additions to the barnacle (Crustacea: Cirripedia) fauna of South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Aiden Biccard --- Centre for Invasion Biology and Department of Biological Sciences, South Africa Charles L Griffiths --- Centre for Invasion Biology and Department of Biological Sciences, South AfricaThe purpose of this paper is to document recent additions to the South African barnacle (Cirripedia) fauna. New species records were obtained by examining accumulated collections of unidentified material in the Iziko South African Museum, as well as via material... -
Structure and dynamics of demersal fish assemblages over three decades (1985–2012) of increasing fishing pressure in Guinea
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: ML Camara --- Centre National des Science Halieutiques de Boussoura (CNSHB), Republic of Guinea B Mérigot --- Université de Montpellier, France F Leprieur --- Université de Montpellier, France JA Tomasini --- Université de Montpellier, France I Diallo --- Centre National des Science Halieutiques de Boussoura (CNSHB), Republic of Guinea M Diallo --- Centre National des Science Halieutiques de Boussoura (CNSHB), Republic of Guinea D Jouffre --- Institut de Recherche pour le Développement, SenegalIn a context of growing fishing pressures and recommendations for an ecosystem approach to fisheries, there is a need to monitor changes in fish communities over time. In this study, we analysed data from scientific trawl surveys carried out on... -
Distribution and community structure of Ostracoda (Crustacea) in shallow waterbodies of southern Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: B Rumes --- Limnology Unit, Department of Biology, Belgium T Van der Meeren --- Limnology Unit, Department of Biology, Belgium K Martens --- Limnology Unit, Department of Biology, Belgium D Verschuren --- Limnology Unit, Department of Biology, BelgiumThe current study presents the ostracod communities recovered from 26 shallow waterbodies in southern Kenya, combined with an ecological assessment of habitat characteristics. A total of 37 waterbodies were sampled in 2001 and 2003, ranging from small ephemeral pools to... -
Effect of short-duration overnight cattle kraaling on grass production in a southern African savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Pamela Sibanda --- National University of Science and Technology, Zimbabwe Allan Sebata --- National University of Science and Technology, Zimbabwe Edward Mufandaedza --- Africa Centre for Holistic Management, Zimbabwe Mukai Mawanza --- National University of Science and Technology, ZimbabweRanch owners in eastern and southern Africa have embraced a new rangeland management practice of keeping cattle overnight in temporary livestock corrals (hereafter referred to as kraals) within rangelands for short durations (for example, one week) to improve grass production... -
All at sea: Insights into crew work experiences on a cruise liner
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Ester Ellen Trees Bolt --- Academy of International Hospitality Research, Stenden University of Applied Sciences, The Netherlands Conrad Lashley --- International Hotel Management School, Stenden University of Applied Sciences, The NetherlandsThis research explores employee experiences of working on board a cruise ship. Cruise liners have been described as floating hotels; but increasingly they are more like floating resorts, embracing passenger and crew populations as big as small towns. In addition... -
A response to Gatali and Wallin (2015) Bird diversity in the savanna habitats of Akagera National Park, Rwanda, in the post-war recovery period
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: James WT Hogg --- Scarth Wood Farm, UK Gaël R Vande weghe --- Illume Creative Studio, RwandaThe paper ‘Bird diversity in the savanna habitats of Akagera National Park, Rwanda, in the post-war recovery period’ by Gatali and Wallin (Ostrich 86(3): 267–276, 2015) makes several claims for new species records for Akagera National Park and Rwanda. We... -
Bird watching and estimation of bird diversity – not always corresponding: a reply to Hogg and Vande weghe
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Callixte Gatali --- Department of Wildlife and Aquatic Resources Management, Rwanda Kjell Wallin --- Department of Biological and Environmental Sciences, SwedenSome occurrences of rare or unusual bird species reported by us in a previous paper (Ostrich 86(3): 267–276, 2015) are considered to be doubtful by Hogg and Vande weghe (Ostrich 88(1): 83–88, 2017). We believe that some of the problems... -
Genotypic variation and correlations between yield system traits and yield components in African landraces of bambara groundnut
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Olusanya C Alake --- Department of Plant Breeding and Seed Technology, Nigeria Moninuola A Ayo-Vaughan --- Department of Plant Breeding and Seed Technology, NigeriaGenetic information on a variety of traits contributing to grain yield is required to improve many crops. However, this information is lacking in bambara groundnut (Vigna subterranea (L.) Verdc.). To this end, 24 African bambara groundnut landraces were investigated for... -
Multiplex-ready PCR assay of SSR marker diversity among quality protein maize inbred parental lines
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Adeniyi S Atanda --- Department of Agronomy, Nigeria Gbadebo Olaoye --- Department of Agronomy, NigeriaPhenotypic markers have long been used for classification of maize (Zea mays) cultivars. However, because of shortcomings in detecting differences among closely related genotypes, coupled with sensitivity to environmental conditions, molecular marker techniques have been employed in the determination of... -
The tardigrade fauna of Tunisia, with an integrative description of Bryodelphax maculatus sp. nov. (Heterotardigrada: Echiniscidae)
Item type: Journal Article • Journal: African Zoology • Authors: Piotr Gąsiorek --- Institute of Zoology and Biomedical Research, Jagiellonian University, Poland Daniel Stec --- Institute of Zoology and Biomedical Research, Jagiellonian University, Poland Witold Morek --- Institute of Zoology and Biomedical Research, Jagiellonian University, Poland Jamila Marnissi --- Department of Biological Sciences, Faculty of Science, Tunisia Łukasz Michalczyk --- Institute of Zoology and Biomedical Research, Jagiellonian University, PolandThe current knowledge of the diversity and distribution of tardigrade species in northern Africa is scarce and far from satisfactory. In this paper we review old and provide new faunistic records for various regions of Tunisia. Among the newly recorded... -
Workplace diversity in South Africa: Its qualities and management
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Yvonne T. Joubert --- Department of Human Resource Management, South AfricaThis qualitative study explored diversity management strategies used by South African financial institutions. The sample included 72 employees (33.33% females; 39.08% Indigenous African language speakers). Of the participants, 44.45% were white, 28.57% were black, 22.22% were Indian, and 4.78% were... -
Does high-density stocking affect perennial forbs in mesic grassland?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Sindiso Chamane --- School of Life Sciences, South Africa Kevin P Kirkman --- School of Life Sciences, South Africa Craig Morris --- Agricultural Research Council–Animal Production Institute, c/o University of KwaZulu-Natal, South Africa Tim O’Connor --- South African Environmental Observation Network, South AfricaLivestock production is an appropriate land use for mainstreaming biodiversity conservation, but little is known about the impact of grazing strategies on forbs that contribute most species, in grasslands. This study compared the effects of high-density, short-duration stocking (HDG) with... -
A global assessment of Holistic Planned Grazing™ compared with season-long, continuous grazing: meta-analysis findings
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Heidi-Jayne Hawkins --- Department of Biological Sciences, South AfricaIt has been claimed that Holistic Planned Grazing™ (HPG), a type of rotational grazing, can increase productivity in rangelands and reverse climate change while doubling the stocking rate, mainly through the impact of densely bunched animals on primary production. Previous... -
What are the long-term effects of high-density, short-duration stocking on the soils and vegetation of mesic grassland in South Africa?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Sindiso Chamane --- School of Life Sciences, South Africa Kevin P Kirkman --- School of Life Sciences, South Africa Craig Morris --- Agricultural Research Council–Animal Production Institute, South Africa Tim O’Connor --- South African Environmental Observation Network, South AfricaHigh-density, short-duration stocking (HDG) is gaining popularity amongst farmers in the South African mesic grasslands, but little is known about its potential impact on natural resources. Using a fence-line contrast approach, this study compared the long-term effects of HDG with... -
Plankton composition, biomass, phylogeny and toxin genes in Lake Big Momela, Tanzania
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MI Hamisi --- Department of Biotechnology and Bioinformatics, Tanzania C Lugomela --- Department of Aquatic Sciences and Fisheries Technology, Tanzania TJ Lyimo --- Department of Molecular Biology and Biotechnology, Tanzania B Bergman --- Department of Ecology, Environment and Plant Sciences, Sweden B Díez --- Department of Ecology, Environment and Plant Sciences, SwedenLake Big Momela, one of the East African soda lakes in Northern Tanzania characterised by highly saline-alkaline conditions, making them inhospitable to a range of organisms, although supporting massive growths of some adapted planktonic microorganisms that serve as food for... -
Boulder shores in South Africa – a distinct but poorly documented coastal habitat type
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Tucker --- Marine Research Institute and Department of Biological Sciences, South Africa CL Griffiths --- Marine Research Institute and Department of Biological Sciences, South Africa F Schroeter --- Marine Research Institute and Department of Biological Sciences, South Africa HD Vetter --- Marine Research Institute and Department of Biological Sciences, South AfricaThis study compares the composition, species richness and biomass of macrofaunal and algal assemblages on intertidal boulder shores as compared with those on adjacent rock-platforms, at six sites along the southwest coast of South Africa. Of 214 species identified, 175... -
Preliminary evaluation of seed and germination traits in cowpea (Vigna unguiculata) genotypes
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Abe S Gerrano --- Agricultural Research Council–Vegetable and Ornamental Plant Institute, South Africa Willem S Jansen van Rensburg --- Agricultural Research Council–Vegetable and Ornamental Plant Institute, South Africa Patrick O Adebola --- Agricultural Research Council–Vegetable and Ornamental Plant Institute, South AfricaCowpea is a valuable crop for subsistence farmers in South Africa. Seed quantitative traits and germination parameters are important for good establishment of the crop, therefore the variation for these traits were determined for 44 cowpea genotypes. A field experiment... -
Agromorphological diversity of South African sorghum genotypes assessed through quantitative and qualitative phenotypic traits
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Alina M Mofokeng --- Agricultural Research Council–Grain Crops Institute, South Africa Hussein A Shimelis --- School of Agricultural, Earth and Environmental Sciences, African Centre for Crop Improvement, South Africa Mark D Laing --- School of Agricultural, Earth and Environmental Sciences, African Centre for Crop Improvement, South AfricaKnowledge of genetic diversity among sorghum genotypes is essential for their efficient utilisation in plant breeding schemes and effective conservation. The objective of this study was to assess the level of genetic diversity present among South African sorghum genotypes using... -
Possible rehabilitation methods of Galenia africana-dominated old lands in the Cederberg Mountains, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Nelmarie Saayman --- Directorate Plant Sciences, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, c/o Department of Biodiversity and Conservation Biology, South Africa Hannes Botha --- Western Cape Department of Agriculture, South Africa Rudi Swart --- Western Cape Department of Agriculture, South AfricaSeveral methods to rehabilitate old cropping lands in the Cederberg Mountains were tested to determine what type of soil disturbance, if any, and which of five indigenous perennial plant species are the most successful and economically feasible. Old lands are... -
Benthic freshwater nematode community dynamics under conditions of Tilapia aquaculture in Egypt
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AEA Abada --- Zoology Department, Egypt NF Ghanim --- Zoology Department, Egypt AH Sherif --- Department of Fish diseases, Kafrelsheikh Provincial Laboratory, Egypt NA Salama --- Zoology Department, EgyptStudies of the influence of fish aquaculture on benthic freshwater nematode assemblages are scarce, but could provide a way of gauging environmental effects. The abundance and diversity of nematode assemblages in response to Oreochromis niloticus aquaculture were investigated in Kafr... -
Assessment of genetic diversity of rice based on SNP markers for selection of parents for sheath rot (Sarocladium oryzae) resistance breeding
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Simon M Mvuyekure --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa Julia Sibiya --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa John Derera --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa John Nzungize --- Rwanda Agriculture Board, Rwanda Germain Nkima --- Rwanda Agriculture Board, RwandaSheath rot of rice, caused by Sarocladium oryzae, is an important emerging rice disease not only in Rwanda, but also in other rice-growing countries. Given that cultivar resistance is a sustainable management strategy for small-scale farmers, the aim of this... -
The meaning of cultural diversity among staff as it pertains to employee motivation
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Laura Velten --- Hotel Management School, The Netherlands Conrad Lashley --- Hotel Management School, The NetherlandsRecent trends in increasing ethnic diversity in Park Hyatt Hamburg brought up the question on how cultural diversity is linked to employees’ motivation. The study focuses on the relationship between cultural diversity and employees’ motivation. The research is based on... -
First genetic data for band-winged grasshoppers (Orthoptera: Acrididae: Oedipodinae) of the Biskra region of Algeria with new records for the country
Item type: Journal Article • Journal: African Zoology • Authors: Abdelhamid Moussi --- Laboratory Valorization and Conservation of Natural Resources, Algeria Lara-Sophie Dey --- General Zoology, Germany Daniel Petit --- UMR 1061 Inra, France Abderrahmane Abba --- Laboratory Valorization and Conservation of Natural Resources, Algeria Robert Klesser --- General Zoology, Germany Martin Husemann --- Centrum für Naturkunde, GermanyDNA barcoding represents an objective tool for fast species identification, especially for taxa for which morphological identification is difficult. One current limitation of barcoding is the lack of reference sequences for many groups. While many European and North American countries... -
Phenotypic characterisation of potato (Solanum tuberosum) genotypes in Uganda
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Prossy Namugga --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa Julia Sibiya --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa Rob Melis --- African Centre for Crop Improvement, School of Agricultural, Earth and Environmental Sciences, South Africa Alex Barekye --- Kachwekano Zonal Agricultural Research and Development Institute, UgandaIdentification of genetic variation and interrelationships among germplasm collections is essential for parental selection and trait identification among parents for use in breeding programmes. The aim of this study was to characterise 48 potato genotypes to identify suitable parents for... -
Confirming the structure of the dual process model of diversity amongst public sector South African employees
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Leon T. B. Jackson --- WorkWell Research Unit for Economics and Management Sciences, South Africa Fons J. R. van de Vijver --- WorkWell Research Unit for Economics and Management Sciences, South AfricaWe set out to validate the structure of the Dual Process Model of Workplace Diversity in a South African work setting contrasting black and white African employees. The study participants were a convenience sample of 296 public service employees (black... -
Latitudinal gradients and poleward expansion of mangrove ecosystems in South Africa: 50 years after Macnae’s first assessment
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: N Peer --- DST/NRF Research Chair in Shallow-Water Ecosystems, South Africa A Rajkaran --- Department of Biodiversity and Conservation Biology, South Africa NAF Miranda --- DST/NRF Research Chair in Shallow-Water Ecosystems, South Africa RH Taylor --- Department of Hydrology, South Africa B Newman --- CSIR Natural Resources and the Environment, South Africa F Porri --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa JL Raw --- Department of Botany, South Africa SP Mbense --- Department of Botany, South Africa JB Adams --- Department of Botany, South Africa R Perissinotto --- DST/NRF Research Chair in Shallow-Water Ecosystems, South AfricaMangroves occur in South African estuaries at their poleward distribution limits, extending into temperate habitats. In 1963, William Macnae published the first comprehensive assessment of mangrove swamps in South Africa and made firsthand observations of these mangrove ecosystems. This article... -
A multimetric-index approach using fisheries data to assess fish assemblage structure in relation to salinity gradient in a tropical West African estuary
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J Kantoussan --- Université Gaston Berger de Saint-Louis, Senegal JM Ecoutin --- Institut de Recherche pour le Développement (IRD), France R Laë --- Institut de Recherche pour le Développement (IRD), France OT Thiaw --- Institut Universitaire de Pêche et d’Aquaculture (IUPA), Université Cheikh Anta Diop de Dakar, Senegal L Tito de Morais --- Institut de Recherche pour le Développement (IRD), FranceThis study examines the effects of increasing salinity on fish assemblage structure in the Casamance Estuary, Senegal, using a series of indices. The study data were derived from commercial fishery surveys conducted between April and July 2005. Analysis of within-trophic-group... -
Biodiversity and ecology of epilithic diatoms in the Agnéby River, Ivory Coast
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: KR N’Guessan --- Laboratoire d’Hydrobiologie et d’Éco-technologie des Eaux-U.F.R, Côte d’Ivoire BRD Aboua --- Laboratoire d’Hydrobiologie et d’Éco-technologie des Eaux-U.F.R, Côte d’Ivoire J Tison-Rosebery --- Irstea-ur eabx, France A Ouattara --- Laboratoire d’Environnement et de Biologie Aquatique, UFR-Sciences et Gestion de l’Environnement, Côte d’Ivoire EP Kouamelan --- Laboratoire d’Hydrobiologie et d’Éco-technologie des Eaux-U.F.R, Côte d’IvoireThe ecology and taxonomy of the epilithic diatom flora of the Agnéby River, Ivory Coast were studied in 2012. Ten sites were investigated and diatoms were sampled on glass slides immersed for a period of 30 days during the wet... -
Seasonality, habitat type and locality influenced bird assemblage structure in Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Sulaiman I Muhammad --- Department of Biological Sciences, Nigeria Rosli Ramli --- Institute of Biological Sciences, Faculty of Science, Malaysia Amy Y Then --- Institute of Biological Sciences, Faculty of Science, MalaysiaThis is the first report of the avian assemblage in the study area of Dutse, Nigeria. In addition to recording bird species, the effects of season, dominant vegetation structure, locality and anthropogenic activities on bird abundance, species richness and diversity... -
A synthesis on the impact of non-native conifer plantations on ant and beetle diversity in north-western Patagonia
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Juan C Corley --- Grupo de Ecología de Poblaciones de Insectos, Argentina Romina D Dimarco --- Grupo de Ecología de Poblaciones de Insectos, Argentina Déborah Fischbein --- Grupo de Ecología de Poblaciones de Insectos, Argentina María V Lantschner --- Grupo de Ecología de Poblaciones de Insectos, Argentina Andrés S Martínez --- Grupo de Ecología de Poblaciones de Insectos, Argentina Maité Masciocchi --- Grupo de Ecología de Poblaciones de Insectos, Argentina Analia Mattiacci --- Grupo de Ecología de Poblaciones de Insectos, Argentina Juan Paritsis --- Grupo de Ecología de Poblaciones de Insectos, Argentina José M Villacide --- Grupo de Ecología de Poblaciones de Insectos, ArgentinaSoftwood forestry with non-native tree species is increasing worldwide and especially in many developing countries of the Southern Hemisphere. Tree plantations are beneficial in environmental and socioeconomic aspects, but at the same time there are recognised costs associated with afforestation... -
Changes in bat community composition and activity patterns across a conservation-agriculture boundary
Item type: Journal Article • Journal: African Zoology • Authors: Fezile Mtsetfwa --- Department of Wildlife Ecology and Conservation, School of Natural Resource and Environment, United States Robert A McCleery --- Department of Wildlife Ecology and Conservation, School of Natural Resource and Environment, United States Ara Monadjem --- Department of Wildlife Ecology and Conservation, School of Natural Resource and Environment, United StatesAgricultural landscapes are typically associated with a decreased biodiversity, particularly when they extend across large spatial scales. Despite the fact that some African bat species seem to provide essential ecosystem services across landscapes, we only have a limited understanding of... -
Long-term vegetation change (>20 years) in the plains habitat on the Goegap Nature Reserve, Succulent Karoo, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Margaretha W van Rooyen --- Department of Plant and Soil Sciences, South Africa Annelise le Roux --- CapeNature, Assegaaibosch Nature Reserve, South Africa Helga van der Merwe --- South African Environmental Observation Network (SAEON): Arid Lands Node, South Africa Noel van Rooyen --- Private, South Africa Conrad Geldenhuys --- Environment and Nature Conservation, South AfricaBecause vegetation change in arid ecosystems is slow, long-term data are essential to gain an understanding of how the vegetation responds to short-term, inter-annual variation in rainfall; long-term cyclic rainfall patterns; and grazing pressure. The point intercept method was conducted... -
Response of arthropod communities to plant-community rehabilitation efforts after strip mining on the semi-arid west coast of South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Adam Steed --- Department of Conservation Ecology and Entomology, South Africa Rudi Swart --- Department of Conservation Ecology and Entomology, South Africa Marco J Pauw --- South African Environmental Observation Network (SAEON): Arid Lands Node, South Africa Francois Roets --- Department of Conservation Ecology and Entomology, South AfricaStrip mining in arid ecosystems causes extreme ecological destruction that may take decades to recover. The present study examined the effect of different plant-community rehabilitation treatments on arthropods after strip mining in the arid Namaqualand region of South Africa. Vegetation... -
Biological soil crusts of the Succulent Karoo: a review
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Bettina Weber --- Max Planck Institute for Chemistry, Germany Alexandra Tamm --- Max Planck Institute for Chemistry, Germany Stefanie Maier --- Max Planck Institute for Chemistry, Germany Emilio Rodríguez-Caballero --- Department of Desertification and Geo-Ecology, Experimental Station of Arid Zones (EEZA-CSIC), SpainThe Succulent Karoo is characterised by a dense coverage of biological soil crusts (biocrusts) belonging to different types and successional stages. Whereas the Soebatsfontein region hosts cyanobacteria-dominated and minor amounts of lichen- and bryophyte-dominated biocrusts, the Knersvlakte comprises a rich... -
Vegetation responses to seasonal weather conditions and decreasing grazing pressure in the arid Succulent Karoo of South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Ute Schmiedel --- Institute for Plant Science and Microbiology, Germany Jens Oldeland --- Institute for Plant Science and Microbiology, GermanyThe Succulent Karoo biome is a renowned centre of biodiversity and endemism in the arid winter rainfall region of South Africa that is threatened by climate change. On 20 permanently marked plots within a biodiversity observatory, species richness and cover... -
Minimum population size and potential impact of feral and semi-feral donkeys and horses in an arid rangeland
Item type: Journal Article • Journal: African Zoology • Authors: Halcyone Muller --- Conservation South Africa, South Africa Amanda Bourne --- Department of Biological Sciences, South AfricaFarmers in the northern, communally managed parts of the Succulent Karoo, an arid rangeland system in South Africa, historically used donkeys and horses for transport and ploughing. With increasing mechanisation, draught animal power has largely been replaced by machines. Yet,... -
Amplified Fragment Length Polymorphism (AFLP) Based Genetic Diversity Studies in Betel Vine (Piper betle L.)
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: Shalini Goyat --- Department of Biotechnology Engineering, Anita Grewal --- Department of Biotechnology Engineering, K. Hima Bindu --- Section of Medicinal Crops, Devendra Singh --- CSIR National Botanical Research Institute, R.S. Katiyar --- CSIR National Botanical Research Institute, S.K. Tewari --- CSIR National Botanical Research Institute, Rakesh Nainwal --- CSIR National Botanical Research Institute,Betel vine has been identified as an important cash crop in India. It is a vegetatively propagated plant and more than 100 landraces (cultivars) are cultivated in India. They are often named after the localities where they are grown. To... -
National versus ethnic identification in countries of the Southern African Development Community (SADC)
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Elirea Bornman --- Department of Communication Science, South AfricaThis study investigated relationships between national and ethnic identities in eleven countries of the Southern African Development Community (SADC). Ethnic versus national identification, experiences of unfair treatment of ethnic groups, and like versus dislike of out-group neighbours were investigated. Round... -
Land-use impacts on the composition and diversity of the Baikiaea– Guibourtia–Pterocarpus woodlands of north-western Zimbabwe
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Angella Chichinye --- Department of Forest Resources and Wildlife Management, Zimbabwe Coert J Geldenhuys --- Department of Plant and Soil Sciences, South Africa Paxie W Chirwa --- Department of Plant and Soil Sciences, South AfricaVariation in floristic composition of recovering Baikiaea–Guibourtia–Pterocarpus woodlands was studied in different development stages (from early regrowth to mature woodland) under different land-use systems (protected areas, timber harvesting, pole and firewood collection, and abandoned crop fields), in the Gwayi and... -
Seed mix type but not planting method or seed priming affect grassland restoration outcomes: a greenhouse trial
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Stuart Demmer --- School of Life Sciences, South Africa Michelle J Tedder --- School of Life Sciences, South Africa Kevin P Kirkman --- School of Life Sciences, South AfricaCommercial seed mixes and various mechanical planting methods have been implemented to overcome barriers to successful restoration of degraded grasslands but their effectiveness in aiding the restoration process has been understudied. Harvested seed must be cleaned of chaff to allow... -
Genetic diversity and population structure of Brachiaria brizantha (A.Rich.) Stapf accessions from Ethiopia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Asheber Tegegn --- Ethiopian Institute of Agricultural Research, Ethiopia Martina Kyalo --- Biosciences Eastern and Central Africa–International Livestock Research Institute (BecA-ILRI) Hub, Kenya Collins Mutai --- Biosciences Eastern and Central Africa–International Livestock Research Institute (BecA-ILRI) Hub, Kenya Jean Hanson --- International Livestock Research Institute, Ethiopia Getnet Asefa --- Ethiopian Institute of Agricultural Research, Ethiopia Appolinaire Djikeng --- Biosciences Eastern and Central Africa–International Livestock Research Institute (BecA-ILRI) Hub, Kenya Sita Ghimire --- Biosciences Eastern and Central Africa–International Livestock Research Institute (BecA-ILRI) Hub, KenyaBrachiaria is a tropical, warm-season grass native to Africa. It is an extensively cultivated forage in the tropics with proven benefits on livestock productivity. Brachiaria is well-known for high biomass production, animal nutrition, carbon sequestration, biological nitrification inhibition, soil conservation,... -
Genetic diversity of endangered sandalwood (Osyris lanceolata) populations in Kenya using ISSR molecular markers
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: KP Andiego --- Department of Forestry and Wood Science, Kenya OG Dangasuk --- Department of Biological Sciences, Kenya DW Odee --- Biotechnology Laboratory, Kenya FS Omondi --- Biotechnology Laboratory, Kenya DF Otieno --- Department of Biological Sciences, Kenya BK Balozi --- Department of Forestry and Wood Science, KenyaOsyris lanceolata is an evergreen, drought tolerant tropical African tree species belonging to the family Santalaceae. It is endangered, owing to overexploitation for its essential oil used in cosmetics and pharmaceutical industries. The study aimed at determining: (1) the genetic... -
Transformational leadership, diversity climate, and job satisfaction in selected South African companies
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sean McCallaghan --- NWU Business School, South Africa Leon T. B. Jackson --- NWU Business School, WorkWell Research Unit, South Africa Marita M Heyns --- Optentia Focus Area, South AfricaThis study investigated the relationship between transformational leadership, diversity climate, and job satisfaction in a selection of South African companies. Participants were a convenience sample of 263 employees from the Gauteng Province (white = 69.3%). They completed measures for transformational leadership, diversity... -
Comparison of socio-economic and ecological benefits of bamboo and trees: the perspectives of local communities in south-western Ghana
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Richard Osei --- Earth and Life Institute, Belgium Michael Ansong --- Department of Silviculture and Forest Management, Ghana Stefan Zerbe --- Faculty of Science and Technology, ItalyNatural forests are disappearing in many tropical countries, resulting in loss of biodiversity and erosion of forest-dependent livelihoods. The maintenance and restoration of forests as well as a search for alternative natural resources that can concurrently improve the environment and... -
Reef fish and benthic community structures of the Santa Luzia Marine Reserve in the Cabo Verde islands, eastern central Atlantic Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Freitas --- Faculdade de Engenharia e Ciências do Mar, República de Cabo Verde TC Mendes --- Departamento de Ecologia, Brazil C Almeida --- Faculdade de Engenharia e Ciências do Mar, República de Cabo Verde T Melo --- Biosfera I – Associação para Defesa do Meio Ambiente, República de Cabo Verde RC Villaça --- Departamento de Biologia Marinha, Brazil R Noguchi --- Programa de Engenharia Ambiental, Brazil SR Floeter --- Laboratório de Biogeografia e Macroecologia Marinha, Departamento de Ecologia e Zoologia, Brazil CA Rangel --- Centro Nacional de Avaliação da Biodiversidade e de Pesquisa e Conservação do Cerrado (CBC), Brazil CEL Ferreira --- Departamento de Biologia Marinha, BrazilUnderstanding ecological structures and the dynamics of reef fish assemblages is a fundamental step in current conservation biology. Patterns of abundance and biomass of reef fish communities of the tropical Cabo Verde Archipelago (eastern central Atlantic Ocean) have not been... -
Contribution to the knowledge of the macroinvertebrate fauna of the streams of Kahuzi-Biega National Park, Democratic Republic of Congo
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MF Ngera --- Centre de Recherche en Sciences Naturelles Lwiro, Democratic Republic of Congo SU Pauls --- Senckenberg Research Institute and Natural History Museum, Germany RW Holzenthal --- Department of Entomology, USA M Bagalwa --- Centre de Recherche en Sciences Naturelles Lwiro, Democratic Republic of Congo MA Bisimwa --- Centre de Recherche en Sciences Naturelles Lwiro, Democratic Republic of Congo EM Mushayuma --- Centre de Recherche en Sciences Naturelles Lwiro, Democratic Republic of Congo DR Cammaerts --- Independent researcher, research associate of the CRSN-Lwiro, Democratic Republic of CongoThe Albertine Rift is one of Africa’s major biodiversity hotspots. However, the aquatic fauna of its western border in Democratic Republic of Congo (DRC) remains understudied and poorly characterised. Kahuzi-Biega National Park (KBNP) in DRC is a crucial link for... -
Taxonomic challenges associated with identification guides of benthic macroinvertebrates for biomonitoring freshwater bodies in East Africa: A review
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: H Ochieng --- Department of Biology, Uganda J Okot-Okumu --- Department of Environmental Management, Uganda R Odong --- Department of Zoology, Entomology and Fisheries Sciences, UgandaAlthough biomonitoring of freshwater bodies is important in East Africa as a result of increasing environmental threats, the identification guides of benthic macroinvertebrates used to generate data for developing metrics for this purpose are mainly not regionally specific. This casts... -
Elevational variation of dung beetle (Coleoptera: Scarabaeidae: Scarabaeinae) communities on Bioko Island, Equatorial Guinea
Item type: Journal Article • Journal: African Zoology • Authors: Christie A Sukhdeo --- Department of Biological Sciences, United States T Keith Philips --- Department of Biology, United States Geraud C Tasse --- Department of Zoology and Animal Physiology, Cameroon Eric B Fokam --- Department of Biology, United States Katy Morgan --- Department of Biological Sciences, United StatesDung beetles are important for the healthy functioning of tropical forest ecosystems, performing essential roles, including nutrient recycling and secondary seed dispersal. Sensitive to changes in both habitat quality and vertebrate diversity, dung beetles are ideal taxa for monitoring ecosystem... -
Spatio-temporal variation of environmental variables and aquatic macroinvertebrate assemblages in Lake Nokoué, a RAMSAR site of Benin
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: OH Odountan --- Laboratory of Ecology and Aquatic Ecosystem Management, Department of Zoology, Republic of Benin L Janssens de Bisthoven --- Capacities for Biodiversity and Sustainable Development (CEBioS), Belgium CZ Koudenoukpo --- Laboratory of Hydrobiology and Aquaculture, Benin Y Abou --- Laboratory of Ecology and Aquatic Ecosystem Management, Department of Zoology, Republic of BeninEnvironmental characteristics and macroinvertebrate assemblages of Lake Nokoué (Benin) were investigated from September 2014 to July 2016. Seasonal and hydroclimatic changes, as well as anthropogenic activities were the overriding factors affecting environmental variables investigated. Analysis of macroinvertebrate community structure with... -
Morphological identification of fungi associated with Eichhornia crassipes (Mart.-Solms) Laubach in the Wouri River Basin, Douala, Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SN Kenfack Voukeng --- Department of Zoology and Entomology, South Africa C Coombes --- Department of Zoology and Entomology, South Africa P Weyl --- Department of Zoology and Entomology, Switzerland F Djeugoue --- Department of Quality, Security and Environment, Cameroon MP Hill --- Department of Zoology and Entomology, South AfricaIn many parts of the world, excess growth of Eichhornia crassipes (Pontederiaceae) poses a serious threat to aquatic environments. In Cameroon, where manual clearing is still undertaken, little is known about fungal diversity associated with the plant, or its potential... -
Examining the mediating effect of diversity climate on the relationship between destructive leadership and employee attitudes
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sean McCallaghan --- NWU Business School, South Africa Leon T. B. Jackson --- NWU Business School, WorkWell Research Unit, South Africa Marita M Heyns --- Optentia Research Focus Area, South AfricaThe study sought to investigate the mediating effect of diversity climate on the relation between a destructive leadership style and employee attitudes of organisational commitment, job satisfaction, and intention to quit. Participants were employees from the financial, banking, retail, and... -
Seasonal and successional patterns of phytoplankton in Epe Lagoon, Lagos, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: OA Kunrunmi --- Department of Botany, Nigeria TA Adesalu --- Department of Botany, NigeriaVariations in phytoplankton species abundance and composition are regulated by changes in physico-chemical factors. A study of biodiversity and successional sequences was carried out monthly from November 2012 to April 2014 to determine the environmental factors controlling phytoplankton assemblages in... -
Spatio-temporal structure of fish communities Mochokidae (Ostariophysi, Siluriformes) in the Malebo Pool, Congo River (Democratic Republic of the Congo)
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JM Tembeni --- Department of Biology, Democratic Republic of the Congo B Mbomba --- Department of Biology, Democratic Republic of the Congo JC Micha --- Universite de Namur (Ringgold standard institution), Belgium V Mbadu --- Department of Biology, Democratic Republic of the CongoAt the level of Malebo Pool of the River Congo, ecological studies of Mochokidae fish communities are non-existent. This study was carried out monthly from July 2009 to October 2010, and bimonthly from March 2011 to August 2013 through experimental... -
Ecological, recreational and educational potential of a small artificial wetland in an urban environment
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PN Gitau --- School of Biological Sciences, Kenya GG Ndiritu --- School of Natural Resources and Environmental Studies, Kenya NN Gichuki --- School of Biological Sciences, KenyaPertinent questions remain on whether small, artificial wetlands, such as abandoned quarries play any ecological or socio-economic role in the environment. To increase information on roles played by small-sized artificial wetlands in the environment, an assessment study was carried out... -
Effects of human disturbance and altitudinal gradient on myriapod species richness and abundance at Mount Kala, central Cameroon
Item type: Journal Article • Journal: African Zoology • Authors: PS Mbenoun Masse --- Laboratoire de Zoologie, Cameroon SD Makon --- Laboratoire de Zoologie, CameroonMyriapods are remarkably diverse and encompass many endemic species, yet they remain poorly studied in Cameroon. We investigated the influence of anthropogenic activities on myriapod assemblage structures along an altitudinal gradient at Mount Kala. Myriapods were collected by pitfall trapping,... -
A comparison between the morphological and molecular approach to identify the benthic diatom community in the St Lucia Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Nunes --- Botany Department and Institute for Coastal and Marine Research, South Africa JB Adams --- Botany Department and Institute for Coastal and Marine Research, South Africa S Van Aswegen --- Department of Biochemistry and Microbiology, South Africa GF Matcher --- Department of Biochemistry and Microbiology, South AfricaThe use of diatoms as bioindicators to detect human-induced change is a globally accepted monitoring tool. DNA metabarcoding is an effective complementary tool to standard microscopic methods for species identification, providing reliable and timeous diatom assessments in a range of... -
Vulnerability of birds to contaminated water sources in the Karoo region of South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Alan TK Lee --- FitzPatrick Institute of African Ornithology, South Africa Carolynne Geary --- Purposefully Lost Conservation Centre, South Africa Dale R Wright --- BirdLife South Africa, South Africa W Richard J Dean --- FitzPatrick Institute of African Ornithology, South AfricaThe Karoo is a unique region in South Africa in terms of its ecological processes and endemic species. Large areas are needed to maintain viable populations of nomadic birds that follow erratic rainfall events and subsequent food and nesting resources,... -
The avifauna, conservation and biogeography of the Njesi Highlands in northern Mozambique, with a review of the country’s Afromontane birdlife
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel EI Jones --- School of Biological Sciences, United Kingdom Gabriel A Jamie --- Biodiversity Inventory for Conservation, Belgium Emidio Sumbane --- Biodiversity Inventory for Conservation, Belgium Merlijn Jocque --- Biodiversity Inventory for Conservation, BelgiumNorthern Mozambique’s ‘sky-island’ mountains have become increasingly recognised for their Afromontane birdlife. Despite growing ornithological coverage, however, several Mozambican mountains remain poorly known. We present results from a three-week survey of three such mountains: the Njesi Plateau, Mount Chitagal and... -
Forb community responses to an extensive drought in two contrasting land-use types of a semi-arid Lowveld savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: F Siebert --- , South Africa J Klem --- , South Africa H Van Coller --- , South AfricaProjected increases in the frequency and severity of drought events are expected to impose changes in the ecology of native forb communities in semi-arid ecosystems. We examined the state of forb communities during, and directly after an extreme drought event... -
Nutrient fluxes from sediments pose management challenges for the Knysna Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: LRD Human --- South African Environmental Observation Network, Elwandle Coastal Node, South Africa R Weitz --- Department of Botany, Institute for Coastal and Marine Research, South Africa BR Allanson --- Knysna Basin Project, Department of Zoology and Entomology, South Africa JB Adams --- Department of Botany, Institute for Coastal and Marine Research, South AfricaThis study investigated seasonal dynamics of benthic nutrient fluxes using in situ benthic chambers deployed over a 24–hour period at the sediment water interface for four distinct regions of the Knysna Estuary. The sediment in the Upper Estuary, Lagoon and... -
Effects of prolonged mouth closure in a temporarily open/closed estuary: a summary of the responses of invertebrate communities in the uMdloti Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: UM Scharler --- School of Life Sciences, South Africa K Lechman --- School of Life Sciences, South Africa T Radebe --- School of Life Sciences, South Africa HL Jerling --- Department of Zoology, South AfricaProlonged mouth closure in estuaries is often associated with hypersalinity, mainly as a result of reduced freshwater inflow. However, on the KwaZulu-Natal coast, South Africa, temporarily open/closed estuaries have a tendency towards hyposalinity during closed mouth conditions, primarily because of... -
A comparison of aquatic macroinvertebrate and large branchiopod community composition between temporary pans of a conservation area and surrounding communal area in South Africa
Item type: Journal Article • Journal: African Zoology • Authors: T Dube --- Animal Ecology, Global Change and Sustainable Development, Belgium L de Necker --- Water Research Group, School for Biological Sciences, South Africa V Wepener --- Water Research Group, School for Biological Sciences, South Africa NJ Smit --- Water Research Group, School for Biological Sciences, South Africa T Pinceel --- Animal Ecology, Global Change and Sustainable Development, Belgium GN Mwaijengo --- Animal Ecology, Global Change and Sustainable Development, Belgium P Lemmens --- Laboratory of Aquatic Ecology, Evolution and Conservation, Belgium L Brendonck --- Animal Ecology, Global Change and Sustainable Development, BelgiumAlthough temporary wetlands are often biodiversity hotspots that deliver multiple ecosystem services, they are also threatened by human exploitation. We conducted a comparative field study to investigate the impact of reserve protection on the diversity and community structure of aquatic... -
The charismatic praying mantid: A gateway for insect conservation
Item type: Journal Article • Journal: African Zoology • Authors: Bianca Greyvenstein --- Unit for Environmental Sciences and Management, South Africa Hannalene du Plessis --- Unit for Environmental Sciences and Management, South Africa Johnnie van den Berg --- Unit for Environmental Sciences and Management, South AfricaPraying mantids (Mantodea) are not only apex predators with a ‘mystical’ status, but are also regarded as a kind of oracle and, in some cultures, as omens associated with good or bad. In the future, the cultural, mystical and religious... -
Epibiotic assemblages on the pen shell Pinna rudis (Bivalvia, Pinnidae) at Matiota Beach, São Vicente Island, Cabo Verde
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: EP Lopes --- Faculty of Engineering and Maritime Sciences, Cabo Verde N Monteiro --- Faculty of Engineering and Maritime Sciences, Cabo Verde AM Santos --- Faculty of Engineering and Maritime Sciences, Cabo VerdeThe rough pen shell Pinna rudis Linnaeus, 1758 (family Pinnidae), a mollusc with an Atlantic–Mediterranean distribution, is able to live in coarse sandy substrates. Considering its shell structure and ecological characteristics, P. rudis can enhance biodiversity by providing a substrate... -
Local ecological knowledge demonstrates shifting baselines and the large-scale decline of sawfishes (Pristidae) in Tanzania
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: G Braulik --- University of St Andrews, United Kingdom M Kasuga --- Wildlife Conservation Society Tanzania Program, Tanzania G Majubwa --- Ambakofi, TanzaniaSawfishes are coastally distributed rays that grow to very large sizes. All five species are assessed as Endangered or Critically Endangered as a result of population declines caused mainly by entanglements in fishing gear and by habitat degradation. Three species... -
Contrasting patterns in the abundance of fish communities targeted by fishers on two coral reefs in southern Mozambique
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: T Sancelme --- Australian Institute of Marine Science, Indian Ocean Marine Research Centre, Australia J Goetze --- Global FinPrint Project, Australia S Jaquemet --- Université de La Réunion, UMR 9220 ENTROPIE [Tropical Marine Ecology Laboratory], Réunion MG Meekan --- Australian Institute of Marine Science, Indian Ocean Marine Research Centre, Australia A Flam --- Marine Megafauna Foundation, Marine Megafauna Research Center, Mozambique AM Watts --- Marine Megafauna Foundation, Marine Megafauna Research Center, Mozambique CW Speed --- Australian Institute of Marine Science, Indian Ocean Marine Research Centre, AustraliaCoastal populations of maritime countries in eastern Africa rely on fish as a primary source of protein, but baseline information on the abundance of fish communities on these coastlines is often lacking. We used baited remote underwater video stations to... -
Nematode assemblages and soil microbial communities in soils associated with glyphosate-resistant soybean
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Chantelle Girgan --- Nematology Unit, Biosystematics Division, Agricultural Research Council-Plant Health and Protection, South Africa Sarina Claassens --- Unit for Environmental Sciences and Management, South Africa Hendrika Fourie --- Unit for Environmental Sciences and Management, South AfricaThe introduction of genetically modified glyphosate-resistant (GR) crops led to increased use of glyphosate, with potential long-term effects on biological soil communities. Abundance and diversity of plant-parasitic and non-parasitic nematodes, as well as microbial community structure in the rhizosphere of... -
Effect of vermicompost tea on rooibos (
Aspalathus linearis ) growth and rhizosphere microbial diversity under field conditionsItem type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Stefanus G van Heerden --- Department of Soil Science, South Africa Ailsa G Hardie --- Department of Soil Science, South AfricaIncreasing demand for rooibos tea (Aspalathus linearis) requires producers to increase production in a sustainable manner. The aim of the study was to examine the effect of applying vermicompost tea (VCT) (100 and 500 L ha–1 month–1) and tap water... -
Spatial variability of aquatic macroinvertebrate assemblages in the Okavango Delta, Botswana: considerations for developing a rapid bioassessment tool
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: H Dallas --- , South Africa B Mosepele --- , BotswanaSpatial variability in macroinvertebrate assemblages of the Okavango Delta, Botswana, was examined to evaluate differences in assemblages at a regional and habitat scale. Sampling was undertaken six times during a one-year cycle from 2005 to 2006, with 228 macroinvertebrates samples... -
Trends in populations of Blue Crane Anthropoides paradiseus in agricultural landscapes of Western Cape, South Africa, as measured by road counts
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Donella J Young --- , South Africa James A Harrison --- , South AfricaPopulation trends of the Blue Crane Anthropoides paradiseus were monitored by volunteers participating in Coordinated Avifaunal Roadcounts (CAR) in the Overberg and Swartland agricultural regions of the Western Cape province from 1993 and 1996, respectively, until 2019 in the Overberg... -
Colonisation of South African kelp-bed canopies by the alien mussel Mytilus galloprovincialis: extent and implications of a novel bioinvasion
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C Lindberg --- , South Africa CL Griffiths --- , South Africa RJ Anderson --- , South AfricaThe Mediterranean mussel Mytilus galloprovincialis is the most significant invasive alien marine species in South Africa and, although not normally found subtidally, has recently been observed colonising heads and stipes of the kelp species Ecklonia maxima in False Bay. We... -
Ecosystem service values of sediment generation and entrapment by marginal coral reefs at Sodwana Bay, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SCS Laing --- , South Africa MH Schleyer --- , South Africa JK Turpie --- , South AfricaCoral reefs provide a multitude of goods and services, some of which are difficult to value due to their intangible nature and the absence of markets to ascribe their relative worth. The coral reefs of Sodwana Bay on the northeast... -
Beta diversity of pelagic assemblages at fish aggregating devices in the open ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F Forget --- , France L Dagorn --- , France B Mérigot --- , France JC Gaertner --- , French Polynesia J Robinson --- , Seychelles PD Cowley --- , South Africa MS Adam --- , Maldives Y Rilwan --- , Maldives M Koonjul --- , Mauritius V Mangar --- , Mauritius M Taquet --- , French Polynesia F Ménard --- , FranceOwing to difficulties in accessing the vast open ocean, the beta (β) diversity of pelagic fish assemblages remains poorly studied. We investigated the relationship between assemblage similarity and geographical distance between anchored fish aggregating devices (FADs), sampled by standardised underwater... -
Latitudinal changes in siphonophore assemblages across the Atlantic sector of the Southern Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: D Kuyper --- , South Africa D Thibault --- , France MJ Gibbons --- , South AfricaSiphonophores are commonly considered to be useful indicators of water masses and water-mass movement, but their employment as such across the wider Southern Ocean has not so far been attempted. We redress this here using archived samples, collected during January–February... -
Updated checklist and assemblages of grasshoppers (Orthoptera: Acridomorpha) associated with various habitats, including oases of Central Sahara in Algeria
Item type: Journal Article • Journal: African Zoology • Authors: Abderrahmane Soudani --- , Algeria Abdelhamid Moussi --- , AlgeriaThe grasshopper communities of central Saharan ecosystems (Adrar region, Algeria) were studied at two scales: the first scale considered different biotopes in 23 localities. Random sampling with different traps from February 2016 to February 2019 made it possible to capture... -
Genetic diversity assessment of sorghum (Sorghum bicolor (L.) Moench) landraces using SNP markers
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Girma Mengistu --- , South Africa Hussein Shimelis --- , South Africa Mark Laing --- , South Africa Dagnachew Lule --- , South Africa Ermias Assefa --- , Ethiopia Isack Mathew --- , South AfricaSystematic genetic profiling of the genetic pool is fundamental to select desirable parents for conventional and genomic-assisted breeding. The objective of this study was to assess genetic variation and population structure in a diverse population of sorghum (Sorghum bicolor (L.)... -
On a collision course? The large diversity of birds killed by wind turbines in South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: V Perold --- , South Africa S Ralston-Paton --- , South Africa P Ryan --- , South AfricaWind energy is a clean, renewable alternative to fossil fuel-derived energy sources, but many birds are at risk from collisions with wind turbines. We summarise the diversity of birds killed by turbine collisions at 20 wind energy facilities (WEFs) across... -
Characterisation of ecosystem-based adaptations to drought in the central cattle corridor of Uganda
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Susan Nanfuka --- , Uganda David Mfitumukiza --- , Uganda Anthony Egeru --- , UgandaEcosystems provide climate-change adaptation opportunities including ecosystem services, adaptation benefits and livelihood improvement especially for natural resource dependent communities. To contribute to the understanding of location specific adaptation processes of predominantly agro-pastoralists, a study was carried out in the central... -
High genetic diversity and limited spatial structure in an endangered, endemic South African sparid, the red steenbras Petrus rupestris
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: G Gouws --- , South Africa SE Kerwath --- , South Africa WM Potts --- , South Africa NC James --- , South Africa NG Vine --- , South Africa PD Cowley --- , South AfricaThe red steenbras Petrus rupestris is endemic to South Africa, occurring from False Bay in the Western Cape Province to St Lucia in the province of KwaZulu-Natal. This species, the largest member of the family Sparidae, has undergone a substantial... -
Extending biodiversity conservation with functional and evolutionary diversity: a case study of South African sparid fishes
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Henriques --- , South Africa BQ Mann --- , South Africa ES Nielsen --- , South Africa C Hui --- , South Africa S von der Heyden --- , South AfricaDesigning marine protected area (MPA) networks has relied primarily on species- or habitat-based measures that assess spatial distributions of biodiversity. Molecular and functional data have the potential to unlock information regarding the evolutionary uniqueness and resilience of natural communities, making... -
Servant leadership, diversity climate, and organisational citizenship behaviour at a selection of South African companies
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sean McCallaghan --- , South Africa Leon T. B. Jackson --- , South Africa Marita M. Heyns --- , South AfricaThe study examined the mediation effect of diversity climate on the relationship between servant leadership and organisational citizenship behaviour (OCB). Participants were a convenience sample of 262 employees from South African financial, industrial, manufacturing, and retail sectors (male = 52.9%;... -
Morpho-agronomical characterisation of local and international sweetpotato germplasm from the South African collection
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Sonia IM Naidoo --- , South Africa Sunette M Laurie --- , South Africa Hussein Shimelis --- , South Africa Mark D Laing --- , South AfricaConsiderable genetic diversity is present amongst the sweet potato (Ipomoea batatas (L.) Lam.) accessions that can be selected for breeding. The Agricultural Research Council of South Africa maintains 360 sweetpotato accessions that were bred locally, and introductions from various regions... -
The predictors of different measures of dietary diversity among one-year-olds in South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Daniela Casale --- , South Africa Gabriel Espi --- , South Africa Shane A Norris --- , South AfricaObjectives: A study was undertaken to compare a range of dietary diversity indicators and their predictors among one-year-olds. -
Mozambique Island, Cabaceira Pequena and the Wider Swahili World: An Archaeological Perspective
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Diogo V. Oliveira --- , MozambiqueWhen the Portuguese reached Mozambique Island at the end of the fifteenth century, they encountered a populated coast of diverse communities integrated within a wider Swahili world. Swahili society was in its fundamental nature cosmopolitan, and incorporated arts, cultures, peoples,... -
Seasonal habitat utilisation and morphological characteristics of Chamaeleo dilepis on Telperion Nature Reserve, Mpumalanga, South Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Trevor L O’Donoghue --- Applied Behavioural Ecology and Ecosystem Research Unit, Department of Environmental Sciences, University of South Africa, South Africa Kerry Slater --- Applied Behavioural Ecology and Ecosystem Research Unit, Department of Environmental Sciences, University of South Africa, South Africa Leslie R Brown --- Applied Behavioural Ecology and Ecosystem Research Unit, Department of Environmental Sciences, University of South Africa, South AfricaLimited information on the habitat utilisation and seasonal activity of flap-necked chameleons (Chamaeleo dilepis) is available. We investigated habitat utilisation, seasonal distribution, and sexual dimorphism of C. dilepis on Telperion Nature Reserve (a privately protected natural area) in South Africa... -
Raising the bar? Top management teams, gender diversity, and environmental sustainability
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Edward M. Mungai --- , Kenya S. Wagura Ndiritu --- , Kenya Tazeeb Rajwani --- , UKThis study examines how female board directors and top managers may influence an organization’s decision to adopt ISO 14001. Upper Echelon Theory (UET) argues that an organization’s outcomes are based on the decisions made by its directors and managers, who... -
Composition, structure and diversity of fish assemblages across seascape types at Príncipe, an understudied tropical island in the Gulf of Guinea (eastern Atlantic Ocean)
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F Otero-Ferrer --- , Canary Islands F Tuya --- , Canary Islands NE Bosch Guerra --- , Australia A Herrero-Barrencua --- , Canary Islands AD Abreu --- , R Haroun --- , Canary IslandsCoastal seascapes are often composed of a mosaic of interconnected habitats. Transitions between adjacent habitats are of special relevance to the ecology of many reef-associated organisms. In this study, we tested (i) whether the degree of similarity in the composition... -
Assessment of genetic diversity in sorghum germplasm using agro-morphological traits
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Thulo Sejake --- , South Africa Nemera Shargie --- , South Africa Riann Christian --- , South Africa Toi Tsilo --- , South AfricaSorghum is one of the most important cereal crops grown in arid/semi-arid regions of the world. Despite its importance, sorghum production and productivity are constrained by the use of low yielding cultivars, which are susceptible to biotic and abiotic stresses... -
Longitudinal species turnover rates are predictable and should guide location of sampling sites for South African river surveys to assess aquatic biodiversity
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NA Rivers-Moore --- , South Africa FC de Moor --- , South AfricaRepresentative samples of biota collected relative to environmental gradients are important for measuring present distributions and predicting shifts in distribution of taxa in response to climate change or reduced river connectivity. Based on river ecology theory and established measures of... -
Racialized social class work: Making sense of inequality in South Africa during the COVID-19 lockdown
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Jenny M. Hoobler --- , South Africa Kim E. Dowdeswell --- , South Africa Lerato Mahlatji --- , South AfricaCOVID-19 lockdowns are happening in almost all societies across the globe, but in South Africa the lockdown is occurring in one of the most unequal societies in the world and in the socio-historic racial context of post-apartheid. Using this extreme... -
Macrofauna associated with intertidal mussel beds in the Knysna estuarine embayment, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Alan N Hodgson --- , South Africa Frances Smith --- , South Africa Peter Smith --- , South Africa Louw Claassens --- , South AfricaThe alien invasive mussel, Mytilus galloprovincialis, forms biogenic habitats in the embayment of Knysna Estuary. Invertebrate macrofauna inhabiting mussel beds were sampled from six sites in the embayment. In addition, mussel cover, mussel bed depth, density and size of mussels... -
Demersal fish communities in KwaZulu-Natal, South Africa, indicate partial congruence with proposed conservation biozones
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: WN Dalton --- , South Africa SN Porter --- , South Africa T-C Livingstone --- , South Africa BQ Mann --- , South AfricaThe KwaZulu-Natal shelf, on the east coast of South Africa, is inhabited by diverse communities of demersal fishes; however, previous studies deeper than 30 m have largely investigated these with extractive techniques. Using baited remote underwater videos (BRUVs), this study... -
Strengthening the DNA barcode reference library for South African estuarine macrofauna
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C Fagg --- , South Africa NL Phair --- , South Africa L Claassens --- , South Africa RSK Barnes --- , South Africa S von der Heyden --- , South AfricaSeagrass ecosystems face many anthropogenic pressures, yet globally there is a lack of knowledge of their associated biodiversity. Molecular barcoding can aid in biomonitoring efforts, but few South African invertebrates are accounted for. We provide 48 new sequences for 15... -
Association between dietary diversity, health and nutritional status of older persons in rural Zambia
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Geofrey Maila --- , Keiron Audain --- , Pamela A Marinda --- , -
Zooplankton composition of temporary pools within the lower Nata River channel, Botswana, during dry season
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DT West --- , South Africa LL van As --- , South AfricaThe Nata River is a seasonal system situated in the semi-arid north-eastern Botswana, where rainfall is unpredictable and drought is common. The annual flow of approximately 279 million cubic meters is regionally significant and it forms an important resource for... -
Identifying multiple geographically restricted phylogeographic lineages of Moggel (Cyprinidae: Labeo umbratus) in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Ramoejane --- , South Africa OLF Weyl --- , South Africa ER Swartz --- , South Africa G Gouws --- , South AfricaLabeo umbratus (Smith, 1841) is a widespread species with populations distributed across isolated southern African river systems. Given that cryptic lineages have been detected in freshwater fishes with a similar distribution, a phylogeographic study of L. umbratus was conducted, considering... -
Diversity of macrophytes in relation to environmental conditions in wetlands along the lower part of the Gilgel Abay River catchment in Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Habtamu Getnet --- , Ethiopia Seyoum Mengistou --- , Ethiopia Bikila Warkineh --- , EthiopiaThe environmental conditions in wetlands affect the diversity, composition, and distribution of their macrophyte communities. This study investigated the diversity of macrophytes as related to environmental conditions in wetlands of the lower part of Gilgel Abay River catchment in Ethiopia... -
Earthworm diversity and density as affected by soil and climatic factors in Raymond Mhlaba municipality, Eastern Cape province, South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Sixolise Mcinga --- , South Africa Alen Manyevere --- , South Africa P Mnkeni --- , TanzaniaEarthworms play a key role in improving soil health, and their diversity and density are mainly affected by soil and climatic factors. This study determined the effects of rainfall, temperature and selected soil properties on the diversity and density of... -
First record of the ant Pheidole megatron Fischer and Fisher, 2013 (Hymenoptera: Formicidae) from Rwanda
Item type: Journal Article • Journal: African Zoology • Authors: Venuste Nsengimana --- , Rwanda Ann Vanderheyden --- , Belgium Sophie Gombeer --- , Belgium Nathalie Smitz --- , Belgium Kenny Meganck --- , Belgium Marc De Meyer --- , Belgium Thierry Backeljau --- , Belgium Brian L Fisher --- , United States Wouter Dekoninck --- , BelgiumWe present the first record of the ant Pheidole megatron Fischer and Fisher, 2013 in Rwanda, a species thought to be endemic to the Malagasy region. Specimens were collected in July 2019, in one of the houses located at Kivumu,... -
The influence of estuary eutrophication on the benthic diatom community: a molecular approach
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Nunes --- , South Africa DA Lemley --- , South Africa GF Matcher --- , South Africa JB Adams --- , South AfricaThe occurrence of harmful algal blooms (HABs) is increasing in frequency and intensity in South African estuaries because of eutrophication. This study used DNA metabarcoding to identify the benthic diatom community structure in the eutrophic Sundays Estuary. The recurrent HAB... -
Metabarcoding of marine zooplankton in South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SP Singh --- , South Africa JC Groeneveld --- , South Africa J Huggett --- , South Africa D Naidoo --- , South Africa R Cedras --- , South Africa S Willows-Munro --- , South AfricaMetabarcoding is an emerging method in which DNA barcoding is combined with next-generation sequencing to determine the biodiversity of taxonomically complex samples. We assessed the current state of DNA barcode reference databases for marine zooplankton in South Africa and undertook... -
Taxonomic revision of the Jita snakes (Lamprophiidae: Boaedon) from São Tomé and Príncipe (Gulf of Guinea), with the description of a new species
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Luis MP Ceríaco --- Museu de História Natural e da Ciência da Universidade do Porto, Portugal Ana Lisette Arellano --- Golden Gate National Parks Conservancy, USA Robert C Jadin --- University of Wisconsin Stevens Point, Wisconsin, USA Mariana P Marques --- Universidade de Lisboa, Portugal Diogo Parrinha --- Universidade de Lisboa, Portugal Jakob Hallermann --- Universität Hamburg, GermanyThe taxonomic status of the São Tomé and Príncipe islands ‘Cobras Jitas’, genus Boaedon, has been a subject of confusion. Historically, these island populations have been referred to as part of either the Boaedon fuliginosus species complex or Boaedon capensis... -
Food security status of farming households in Bangladesh: A comparison of recipients and non-receivers of institutional support
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Abdullah Al-Zabir --- , Bangladesh Camillus Abawiera Wongnaa --- , Ghana Md. Ariful Islam --- , Bangladesh Md. Nur Mozahid --- , BangladeshThis study examined the difference in food security status of recipients and non-receivers of institutional support living under similar socioeconomic conditions. The study used data collected from 160 farming households in five upazilas in Sylhet district using stratified sampling. Descriptive... -
Characterisation of Eucalyptus rhizospheric communities using fatty acid methyl ester (FAME) profile analysis
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Chimdi Nwigwe --- , South Africa Annabel Fossey --- , South Africa Olga de Smidt --- , South AfricaHybrid vigour is exploited in Eucalyptus forestry through the production of interspecific hybrids. Hybrids are deployed via cuttings that often suffer from poor rooting. Rhizospheric microorganisms have been associated with rooting enhancement, therefore knowledge of the diversity of microorganism communities,... -
Food and beverages promoting elderly health: six food-based dietary guidelines to plan good mixed meals for elderly South Africans
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Sanjoy Saha --- , USA Upasana Mukherjee --- , USA Makenzie Miller --- , USA Li-Ling Peng --- , USA Carin Napier --- , South Africa Heleen Grobbelaar --- , South Africa Wilna Oldewage-Theron --- , USAStudies have shown that the elderly are at a higher risk of developing malnutrition due to physiological and pathological changes. Several studies have confirmed that older South Africans have insufficient dietary diversity, resulting in nutritional deficiencies. Furthermore, poor and uninformed... -
A decade of surf-zone linefish monitoring in the Dwesa-Cwebe Marine Protected Area, with a preliminary assessment of the effects of rezoning and resource use
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: K Bullock --- , South Africa A Wood --- , South Africa VA Dames --- , South Africa JA Venter --- , South Africa J Greeff --- , South AfricaAn 11-year assessment of surf-zone linefish (marine fish captured on hook and line) was carried out in the Dwesa-Cwebe Marine Protected Area (MPA) in the Eastern Cape, South Africa, by research fishing to determine species and size composition, movement and... -
Evaluating the evidence for ecological effectiveness of South Africa’s marine protected areas
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SP Kirkman --- , South Africa BQ Mann --- , South Africa KJ Sink --- , South Africa R Adams --- , South Africa T-C Livingstone --- , South Africa JB Mann-Lang --- , South Africa MC Pfaff --- , South Africa T Samaai --- , South Africa MG van der Bank --- , South Africa L Williams --- , South Africa GM Branch --- , South AfricaWe reviewed 140 papers to assess the ecological effectiveness of South Africa’s marine protected areas (MPAs). Evidence was assessed for coverage and representivity, protection of important biodiversity areas, other recognised elements of effectiveness, connectivity, and ecological effects—from the scale of... -
Zooplankton communities in Lake Nasser, Egypt, under the current flood regime, before the construction of Grand Ethiopian Renaissance Dam (GERD)
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Mahmoud H Hegab --- , Egypt Nehad Khalifa --- , Egypt Walid Aly --- , EgyptThis study focuses on changes in zooplankton composition and abundance in Lake Nasser during different flood periods before the construction of the Grand Ethiopian Renaissance Dam (GERD). Field surveys were carried out in August 2016 (flood period), December 2016 (post-flood... -
Avian diversity in Moka, Bioko Island, Equatorial Guinea
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Christina D Perella --- , United States Jacob R Owens --- , United States Drew T Cronin --- , United StatesBioko Island, Equatorial Guinea is a biodiversity hotspot facing encroaching development, logging, and hunting. Long-term monitoring of the species composition and community structure of birds on Bioko allows for a better understanding of the effects of seasonality, anthropogenic development, and... -
Rotifers in the Niger River, Niger: diversity and abundance in relation to environmental parameters
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: H Souley Adamou --- , France B Alhou --- , Niger M Tackx --- , France F Azémar --- , FranceA first study of the rotifers of the Niger River in Niger is reported here. Two surveys took place under contrasting hydrological conditions: low-water level (16 April to 8 May 2018) and high-water level (1 to 15 February 2019). Zooplankton... -
Seasonal dynamics in water quality and phytoplankton of four tropical rivers in Ebonyi State, southeastern Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: GN Nwonumara --- , Nigeria OI Okogwu --- , NigeriaThis study assessed the impacts of human activities and naturogenic processes on the water quality and phytoplankton of four rivers proximal to rice farms in Ebonyi State, south-eastern Nigeria. A range of water quality parameters were measured in conjunction with... -
A history of Conservation Agriculture in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: JA Strauss --- , South Africa PA Swanepoel --- , South Africa H Smith --- , South Africa EH Smit --- , South AfricaConservation Agriculture (CA) is a holistic farming system aimed at the conservation of natural resources by halting soil erosion and increasing biodiversity in cropping systems, while still effecting sustainable production. Conservation agriculture is based on three principles, namely minimum soil... -
Goat feeds and feeding practises in a semi-arid smallholder farming system in Zimbabwe
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Takudzwa Charambira --- , Zimbabwe Shelton M Kagande --- , Zimbabwe Irenie Chakoma --- , Zimbabwe Gwinyai Chibaira --- , Zimbabwe Prisca H Mugabe --- , ZimbabweThis study was conducted to identify the available goat feed resources for smallholder farmers in the semi-arid region of Zimbabwe. An ecological rangeland assessment was combined with participatory research methods to determine the diversity of feed resources in two wards... -
To act or not to act: Cultural hesitation in the multicultural hospitality workplace
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Anne Keizer-Remmers --- , The Netherlands Vasilena Ivanova --- , The Netherlands Anja Brandsma-Dieters --- , The NetherlandsThis article aims to describe the behaviour, feelings and emotions of hospitality professionals regarding the phenomenon of handelingsverlegenheid (which we translate as “awkwardness to act”) in intercultural professional settings. The overall purpose of this study is to understand how middle... -
Biodiversity hotspot revisited: reptile and amphibian assemblages of the Uluguru Mountain Forest Reserves, south-eastern Tanzania
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Felix J Mkonyi --- Dar es Salaam University College of Education, TanzaniaAlthough the knowledge about the Tanzanian reptiles and amphibians has drastically increased in recent years, the knowledge on the amphibian and reptile fauna of the remaining forest reserves of the Uluguru Mountains (UMs) is only partially known. Amphibians and reptiles... -
Ectoparasites infecting the heads and gills of commercially valuable marine fishes in South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Mark Weston --- , South Africa Irfan Nunkoo --- , South Africa Cecile Reed --- , South Africa Carl D van der Lingen --- , South AfricaThe South African marine environment is highly diverse, containing >12 000 species of flora and fauna. However, the state of knowledge of marine fish parasites in South African waters is still relatively poor. This study used opportunistic sampling to examine... -
Genetic diversity of the Ankober Serin (Crithagra ankoberensis) at Simien Mountains National Park and Guassa Community Conservation Area, Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: Abebayehu Dessalegn --- , Ethiopia Mundanthra Balakrishnan --- , Ethiopia Till Töpfer --- , Germany Lars Podsiadlowski --- , Germany Tilaye Wube --- , EthiopiaThe genetic diversity of the Ethiopian endemic Ankober Serin Crithagra ankoberensis was studied in two populations at Simien Mountains National Park and Guassa Community Conservation Area using five microsatellite markers. Blood samples were taken from 16 and 14 birds, respectively... -
Determining the post-herbivore-exclusion effect on an intertidal community by the recovery response of a known dominant herbivore
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: DC van den Berg --- , South Africa K Sethebe --- , South Africa GW Maneveldt --- , South AfricaFollowing a long-term herbivore-exclusion study (2003-2008) in the mid-eulittoral zone at Kalk Bay, Cape Town, South Africa, the post-herbivore-exclusion effect (12 years later) of the limpet Cymbula oculus, the dominant herbivore in the community, was examined after it had recolonised... -
Temperature cycles beneath, and adjacent to, intertidal boulders and associated differences in biotic composition
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C van Rensburg --- , South Africa A Robbins --- , South Africa C Griffiths --- , South AfricaThe only previous study on the macrobiota of South African boulder shores showed this assemblage to be more diverse than on nearby rocky platforms, but the drivers of that difference remain unresolved. We recorded water and air temperatures under intertidal... -
Temporal and spatial variation of the molluscan community structure in Oualidia Lagoon, Moroccan Atlantic coast
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F El Asri --- , Morocco A Errhif --- , Morocco MN Tamsouri --- , Morocco H Nhhala --- , Morocco M Maanan --- , France H Zidane --- , MoroccoThe molluscan assemblages inhabiting the coastal waters of Oualidia Lagoon, Morocco, were studied during winter and summer of 2013. The taxonomic composition and diversity were determined at 43 sample sites. Thirty-four mollusc taxa were recorded in total, including 12 species... -
Unleashing traditional ecological knowledge for biodiversity conservation and resilience to climate change in Rwanda
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Nathan Kanuma Taremwa --- , Rwanda Marie-Christine Gasingirwa --- , Rwanda Donat Nsabimana --- , RwandaThe purpose of this study was to assess how traditional ecological knowledge systems can be leveraged to achieve biodiversity conservation and build resilience to climate change. A sequential mixed methods approach was used to study 379 local people residing around... -
Tipping the scales: how fire controls the balance among functional groups in Angolan grasslands
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Paulina Meller --- , Germany Raquel Frazão --- , Germany Fernanda Lages --- , Angola Norbert Jürgens --- , Germany Manfred Finckh --- , GermanyFire plays an important role in the ecology of tropical grasslands globally. However, detailed studies comparing the response of plant functional groups to fire seasonality, and thus phenological timing, are scarce from humid Afrotropical grasslands. Such information, however, is crucial... -
Revisiting ‘A monograph on the Polychaeta of southern Africa’: establishing taxonomic research priorities in southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CA Simon --- , South Africa J Kara --- , South Africa DT Clarke --- , South Africa S Sedick --- , South AfricaOriginally published in 1967, John H Day’s work ‘A monograph on the Polychaeta of southern Africa’ is still used widely to identify polychaetes. However, ongoing taxonomic revisions have revealed that several putative cosmopolitan or locally widespread taxa contained in the... -
Macroinvertebrate community structure and diversity in relation to environmental factors in wetlands of the lower Gilgel Abay River catchment, Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Habtamu Getnet --- , Ethiopia Seyoum Mengistou --- , Ethiopia Bikila Warkineh --- , EthiopiaThe influence of environmental factors on the diversity of macroinvertebrates was studied in the wetlands of the Gilgel Abay River (GAR) catchment in Ethiopia. The study was done between September 2017 and March 2018, encompassing both wet and dry seasons... -
Small mammal species diversity and distribution in the Selous ecosystem, Tanzania
Item type: Journal Article • Journal: African Zoology • Authors: Aenea Saanya --- , United Republic of Tanzania Apia Massawe --- , United Republic of Tanzania Rhodes Makundi --- , United Republic of TanzaniaThreats to ecosystems are ever increasing from different drivers mostly being linked to anthropogenic activities. This has brought about various measures to restore/protect the wildlife in these areas. Considering the background of most protected areas in East Africa, small mammals... -
Comparative avifaunal richness and diversity in invasive Acacia dealbata patches and adjacent montane grasslands
Item type: Journal Article • Journal: African Zoology • Authors: Jessica Seath --- , South Africa Charlie Shackleton --- , South AfricaInvasive alien species are regarded as the second greatest threat to biodiversity globally. Yet, at a local scale their effects may vary, underlying the requirement for more local-scale studies across taxa and settings. Here we consider the effects of an... -
Assessment of plant species composition and natural regeneration in abandoned settlements in the lower montane forest of Kilimanjaro National Park, Tanzania
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Imani Abinery Kikoti --- , Tanzania Cosmas Mligo --- , Tanzania Henry Joseph Ndangalasi --- , TanzaniaAnthropogenic modification of montane forests to other land uses has significant effects on native vegetation and the ecological functions of plant communities, such as in the forests of Mount Kilimanjaro. This study was carried out in Kilimanjaro National Park at... -
Influence of burning and defoliation on Festuca costata (Nees) in the Drakensberg
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Kabemba Mwambilwa --- , South Africa Kevin P Kirkman --- , South Africa Zivanai Tsvuura --- , South AfricaFire occurs naturally in grasslands and savannas and it is commonly used as a management tool to influence structure and composition. The ability of a grass plant to recover from fire may be influenced by the fire frequency and intensity... -
Phylogenetic diversity of Actinobacteria from Momela soda lakes, Arusha National Park, Tanzania
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Sadikiel E Kaale --- , Tanzania Ally Mahadhy --- , Tanzania Modester Damas --- , Tanzania Clarence A Mgina --- , Tanzania Thomas J Lyimo --- , TanzaniaThe Momela soda lakes consist of seven small, hypersaline, alkaline lakes, situated in the East African rift valley at Arusha National Park, Tanzania. The lakes are fed by separate underground water sources with slightly varying mineral contents resulting in colour... -
Agro-morphological diversity of Bambara groundnut lines evaluated under field conditions
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Nokuthula Hlanga --- , South Africa Albert Modi --- , South Africa Isack Mathew --- , South AfricaAssessing agro-morphological variation is important for crop improvement strategies in cultivated species. Bambara groundnut (Vigna subterranea (L.) Verdc.) is a neglected crop that requires extensive agro-morphological characterisation to design suitable agronomic and crop improvement strategies. Nineteen Bambara groundnut lines were... -
Forage legumes from the Mediterranean Fynbos biome of South Africa with potential for domestication: slope aspect affects tissue fibre and mineral composition
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Samson BM Chimphango --- , South Africa Luke H Gallant --- , South Africa M Igshaan Samuels --- , South Africa Odette E Curtis-Scott --- , South Africa A Muthama Muasya --- , South Africa Clement Cupido --- , South Africa James S Boatwright --- , South Africa John Howieson --- , AustraliaFabaceae plants contribute greatly to a high quality of pasture in rangelands, because of high levels of protein in their tissues. Despite this established importance, only a few southern African legumes have been evaluated for nutritional value and domestication. The... -
Effect of nutrition education on nutritional status and serum zinc level of HIV and AIDS clients: implication for care in resource-limited settings
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ifeyinwa Ezenwosu --- , Nigeria Osita Ezenwosu --- , Nigeria Chinyere Mbachu --- , Nigeria Ijeoma Itanyi --- , Nigeria Emmanuel Aguwa --- , NigeriaBackground: People living with HIV or AIDS in resource-limited settings are faced with challenges in their nutrition and micronutrient levels. This study aimed to determine the effect of nutrition education on the nutrition status and serum zinc level of HIV... -
Effect of slope aspect on vegetation characteristics in mountain rangelands of Tajikistan: considerations for future ecological management and restoration
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Mounir Louhaichi --- , Tunisia Rajabov Toshpulot --- , Uzbekistan Hloniphani Peter Moyo --- , Jordan Azaiez Ouled Belgacem --- , Kingdom of Saudi ArabiaTajikistan’s rangelands are mostly mountainous and consist of summer and winter pastures. Vegetation structure and composition in these diverse landscapes are generally influenced by environmental factors. The objective of this study was to assess the effects of aspect on vegetation... -
The African Bird Atlas Project: a description of the project and BirdMap data-collection protocol
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Michael Brooks --- University of Cape Town, South Africa Sanjo Rose --- University of Cape Town, South Africa Res Altwegg --- University of Cape Town, South Africa Alan TK Lee --- University of Cape Town, South Africa Henk Nel --- , South Africa Ulf Ottosson --- A.P. Leventis Ornithological Research Institute, Nigeria Ernst Retief --- , South Africa Chevonne Reynolds --- University of the Witwatersrand, South Africa Peter G Ryan --- University of Cape Town, South Africa Sidney Shema --- , Kenya Talatu Tende --- A.P. Leventis Ornithological Research Institute, Nigeria Les G Underhill --- University of Cape Town, South Africa Robert L Thomson --- University of Cape Town, South AfricaThe African Bird Atlas Project (ABAP) is a citizen-science bird-monitoring programme that relies on a robust, repeatable protocol (BirdMap) and allows insights into the distributions of African birds and their conservation. The protocol involves collecting bird lists within spatial sampling... -
Comparisons of macrofaunal communities occupying shores across the full particle-size spectrum reveals pebble beaches to be a distinct coastal habitat type
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Robbins --- University of Cape Town, South Africa CL Griffiths --- University of Cape Town, South Africa L Nefdt --- University of Cape Town, South AfricaIntertidal research has focused primarily on very fine to coarse sandy beaches (grain size <1 mm) and on rocky shores, while shores with grain sizes of 1-256+ mm have rarely been studied. Within South Africa, few published accounts describe the... -
New host–parasite associations of Cymothoidae (Crustacea, Isopoda) infesting elasmobranch fishes in Tunisian waters
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F Youssef --- El Manar University, Tunisia B Benmansouand --- El Manar University, Tunisia Z Ramdane --- University of Bejaia, AlgeriaBetween 2015 and 2020, 2 092 specimens of cartilaginous fishes (Chondrichthyes: Elasmobranchii) belonging to eight species and five genera were sampled along the Tunisian coast and examined for their cymothoid parasites, Among the eight examined elasmobranch species, only three were... -
Understanding the translocation dynamics of Nile tilapia (Oreochromis niloticus) and its ecological consequences in East Africa
Item type: Journal Article • Journal: African Zoology • Authors: Papius Dias Tibihika --- National Fisheries Resources Research Institute, Uganda Harald Meimberg --- Institute for Integrative Nature Conservation Research, University of Natural Resources and Life Sciences Vienna (BOKU), Austria Manuel Curto --- Institute for Integrative Nature Conservation Research, University of Natural Resources and Life Sciences Vienna (BOKU), AustriaThe Nile tilapia (Oreochromis niloticus) is the second-most economically important fish species in East African countries (EAC), surpassed only by the Nile perch (Lates niloticus). It is the most-farmed freshwater fish species in EAC and the second-most-farmed worldwide. Currently, in... -
Work-place diversity climate: Its association with racial microaggressions and employee work-place well-being
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sean McCallaghan --- North-West University, South AfricaThe study examined the role of work-place diversity climate in relation to employees’ experiences of racial microaggressions (RMAs), their organisational commitment, turnover intentions, job satisfaction, and organisational citizenship behaviour (OCB) in selected South African organisations. The employees (n = 262;... -
Does vitamin A rich orange-fleshed sweetpotato adoption improve household level diet diversity? Evidence from Ghana and Nigeria
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Souleimane Adeyemi Adekambi --- University of Parakou (UP), Parakou Julius Juma Okello --- , Uganda Jan Low --- , Kenya Putri Ernawati Abidin --- , Ghana Edward Carey --- , GhanaPromoting the consumption of locally available food crops such as orange-fleshed sweetpotato (OFSP) that are rich in beta carotene, a precursor for vitamin A, has been shown to be a highly effective means of fighting against vitamin A deficiency at... -
Biodiversity and conservation of the reptiles of the mount Cameroon area
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: N. L. Gonwouo --- University of Yaoundé I Faculty of Science, Cameroon M. LeBreton --- Cameroon Biodiversity Conservation Society, Cameroon L. Chirio --- Muséum national d'Histoire naturelle, France I. Ineich --- Muséum national d'Histoire naturelle, France N. M. Tchamba --- WWF Cameroon Program Office, Cameroon P. Ngassam --- University of Yaoundé I Faculty of Science, Cameroon G. Dzikouk --- University of Yaoundé I, Cameroon J. L. Diffo --- CRESAR, CameroonA survey of reptiles was undertaken in the Mt. Cameroon region. We recorded 74 species of reptiles from 49 genera and 14 families. An additional 12 species have been found in the area but were not detected during our research... -
Breaking ground: Quantitative fossorial herpetofaunal ecology in South Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Bryan Maritz --- University of the Witwatersrand, South Africa GrahamJ. Alexander --- University of the Witwatersrand, South AfricaBasic ecological data are lacking for many species of herpetofauna, particularly fossorial species. Quantitative analyses of the factors that may influence the occurrence of fossorial herpetofaunal species are rare, with minimal work conducted in southern Africa. We mapped the absolute... -
A new puddle frog (Phrynobatrachidae: Phrynobatrachus) from the Mambilla Plateau in eastern Nigeria
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: DavidC. Blackburn --- University of Kansas, USAA new species of puddle frog (Phrynobatrachus) is described from the Kurmin Danko Forest Reserve on the western edge of the Mambilla Plateau in eastern Nigeria. The new species is distinguished from both geographically proximate and closely related Phrynobatrachus species... -
Calumma vohibola, a new chameleon species (Squamata: Chamaeleonidae) from the littoral forests of eastern Madagascar
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Philip-Sebastian Gehring --- Technical University of Braunschweig, Germany FanomezanaM. Ratsoavina --- Technical University of Braunschweig, Germany Miguel Vences --- Technical University of Braunschweig, Germany Frank Glaw --- Zoologische Staatssammlung München, GermanyWe describe Calumma vohibola sp. nov., a morphologically distinct chameleon species of the Calumma nasutum species group from littoral forest fragments of the north-central east coast of Madagascar. Males and females of this species differ from all other species of... -
Genetic variability and relationships within the skinks Eumeces algeriensis and Eumeces schneideri using mitochondrial markers
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Ana Perera --- Campus Agrário de Vairão, Portugal Filipa Sampaio --- Campus Agrário de Vairão, Portugal Sara Costa --- Campus Agrário de Vairão, Portugal Daniele Salvi --- Campus Agrário de Vairão, Portugal D. James Harris --- Campus Agrário de Vairão, PortugalThe skinks Eumeces algeriensis and Eumeces schneideri are two of the most widespread species of the E. schneideri group. Despite this, data on their intra-specific variation are limited. In this study we analyse the genetic variability of these two species... -
Living in a desert: examining scorpion beta diversity in Egyptian drylands from a macroecological perspective
Item type: Journal Article • Journal: African Zoology • Authors: André FA Lira --- Universidade Federal de Campina Grande, Brazil Stênio ÍA Foerster --- Institute of Ecology and Earth Sciences, University of Tartu, Estonia Ahmed Badry --- Al-Azhar University, EgyptDrylands correspond to ca. 40% of the world’s land surface. Because of their ecological importance, these areas are regularly considered for agricultural purposes. Scorpion assemblages often exhibit higher levels of species diversity in dry habitats and are beneficial indicators in... -
It’s a journey … Emerging adult women’s experiences of spiritual identity development during postgraduate psychology studies in South Africa
Item type: Journal Article • Journal: Indo-Pacific Journal of Phenomenology • Authors: Luzelle Naudé --- University of the Free State, South Africa Lara Fick --- University of the Free State, South AfricaThe spiritual identity development of six South African, emerging adult, female, postgraduate psychology students (21 to 22 years old) was explored using reflective writing exercises and individual interviews. Interpretative phenomenological analysis revealed that spiritual identity exploration occurs continuously across the... -
Changes in plant vegetation structure and diversity with distance from herder shelters in the Middle Atlas Mountains
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: A El Aich --- Institut Agronomique et Vétérinaire Hassan II, Morocco S Ghassan --- Institut Agronomique et Vétérinaire Hassan II, Morocco CL Alados --- Instituto Pirenaico de Ecología (CSIC), Spain S El Aayadi --- Institut Agronomique et Vétérinaire Hassan II, Morocco L Baamal --- Institut Agronomique et Vétérinaire Hassan II, MoroccoLivestock grazing intensity gradients associated with sheep holder shelters influenced the longevity of rangelands vegetation. This study aimed to examine the effects of livestock grazing pressure on vegetation structure and diversity with distance from herder shelters. Six shelters were sampled... -
Genetic analysis of Panicum coloratum var. makarikariense caryopsis retention
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: María FM Lirusso --- Instituto de Investigaciones en Ciencias Agrarias de Rosario, Universidad Nacional de Rosario, Argentina Florencia I Pozzi --- Instituto de Investigaciones en Ciencias Agrarias de Rosario, Universidad Nacional de Rosario, Argentina Guillermo R Pratta --- Instituto de Investigaciones en Ciencias Agrarias de Rosario, Universidad Nacional de Rosario, Argentina Silvina A Felitti --- Instituto de Investigaciones en Ciencias Agrarias de Rosario, Universidad Nacional de Rosario, ArgentinaPanicum coloratum is a species of C4 type grass native to South Africa. In Argentina, it is valued for its production of good quality forage in environments where resources are limiting, although it is infrequently cultivated in livestock systems. The... -
Assessing long-term nutrient and lime enrichment effects on a subtropical South African grassland
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Naledi Zama --- University of Kwazulu-Natal, South Africa Anathi Magadlela --- University of Kwazulu-Natal, South Africa Ntuthuko Mkhize --- University of Kwazulu-Natal, South Africa Michelle Tedder --- University of Kwazulu-Natal, South Africa Kevin Kirkman --- University of Kwazulu-Natal, South AfricaNutrient enrichment influences grassland ecosystem structure, typically manifested by reduced species richness and increased productivity. Quantifying the long-term impacts of nutrient enrichment on grasslands contributes to understanding eutrophication effects on grassland, particularly for grasslands adapted to low soil nutrient status... -
Spatio-temporal variation in phytoplankton community structure in backwaters of the Ketar River, central Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Yadesa Chibsa --- Wachemo University, Ethiopia Seyoum Mengistou --- Addis Ababa University, Ethiopia Demeke Kifle --- Addis Ababa University, EthiopiaThis study assessed the spatio-temporal dynamics of the phytoplankton community in backwaters of the Ketar River, central Ethiopia, in relation to water quality and macrophyte coverage. Phytoplankton samples and physicochemical information were collected at six sites along the river over... -
The effects of suspended bivalve culture on benthic community structure and sediment fluxes in Saldanha Bay, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: TA Probyn --- Fisheries and the Environment (DFFE), South Africa M Pretorius --- Fisheries and the Environment (DFFE), South Africa F Daya --- Fisheries and the Environment (DFFE), South Africa A du Randt --- Fisheries and the Environment (DFFE), South Africa A Busby --- Fisheries and the Environment (DFFE), South AfricaThis study provides a follow-up to prior measurements of the impact of mussel Mytilus galloprovincialis farming on benthic macrofauna and biogeochemistry and includes the first measurements of the effect of oyster Crassostrea gigas farming in Saldanha Bay, South Africa. The... -
Intergroup emotions and intergroup attitudes in post-apartheid South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Elirea Bornman --- University of South Africa, South Africa Johan C. Mynhardt --- University of South Africa, South Africa Dion van Zyl --- University of South Africa, South AfricaThis article investigates the relationships among intergroup emotions and intergroup attitudes among three South African ethno-linguistic groups. The sample included 1 658 respondents (350 Afrikaans-speaking white South Africans; 526 English-speaking white South Africans; and 782 black South African respondents). They... -
Energy and nutrient contribution of different food groups to the dietary intake of 6- to <9-month-old infants in a low socioeconomic community in North West Province, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Tshiphiri Mukwevho --- North-West University, South Africa Cornelius M Smuts --- North-West University, South Africa Hannah Asare --- North-West University, South Africa Mieke Faber --- North-West University, South Africa -
Effect of land use/land cover changes on water quality in the Upper Athi River sub-catchment in Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Margaret Waturu --- The Technical University of Kenya, Kenya Lewis Sitoki --- The Technical University of Kenya, Kenya Joseph Lalah --- The Technical University of Kenya, Kenya Stanley Chasia --- The Technical University of Kenya, Kenya Evance Mbao --- The Technical University of Kenya, KenyaThe unprecedented pollution of Athi River has negatively impacted the downstream communities who depend on the river's waters. Moreover, the Upper Athi River Catchment has recently experienced an increase in human population coupled with rapid industrialisation, which has led to... -
Environmental stressors influence the biological water quality of a lotic system in southwestern Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EO Akindele --- Obafemi Awolowo University, Nigeria SA Olaniyan --- Institute of Ecology and Environmental Studies, Obafemi Awolowo University, Nigeria AM Adedapo --- Obafemi Awolowo University, NigeriaDeforestation in the Afrotropical realm is extensively encroaching on riparian corridors, causing increasingly negative impacts on freshwater biota. This study aimed to assess the biological water quality of an Afrotropical river in southwestern Nigeria whose riparian corridor is threatened by... -
Relationship between sediment grain sizes and macroinvertebrate distribution along the Isiukhu River, western Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Emmanuel Mzungu --- Masinde Muliro University of Science and Technology, Kenya Anthony W Sifuna --- Masinde Muliro University of Science and Technology, Kenya William A Shivoga --- Masinde Muliro University of Science and Technology, KenyaThe current study investigated the relationship between sediment grain sizes and macroinvertebrate distribution along the Isiukhu River, a tropical stream in western Kenya. Ten sites in total were selected from the upstream, midstream and downstream areas. Sampling of sediments and... -
The diversity of epigeal insects after the application of the brush packing restoration method following bush-encroachment control in South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: A Marquart --- North-West University, South Africa OB Sikwane --- North-West University, South Africa K Kellner --- North-West University, South AfricaEvidently, bush encroachment caused by factors, such as overgrazing, results in a change in savanna ecosystems. This shift in vegetation structure can affect many factors, including insect fauna. Epigeal arthropods occupy smaller habitat patches and therefore respond to the effects... -
Effects of Acacia melanoxylon, an alien tree species to South Africa, on Afrotemperate forest tree sapling composition
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Tineke Kraaij --- Nelson Mandela University, South Africa Johan A Baard --- , South Africa B Adriaan Grobler --- Nelson Mandela University, South Africa Bayleigh Miles --- Nelson Mandela University, South AfricaThe alien tree Acacia melanoxylon (R.Br.) occurs extensively in the Southern Cape Afrotemperate Forest (South Africa). Concerns exist about its potential negative effects on indigenous tree sapling communities, ultimately with implications for forest composition and structure. We investigated whether Acacia... -
Fine-scale variation reveals high structure and floristic heterogeneity in dry forests of the Cerrado
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Frederico Augusto Guimarães Guilherme --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Deivid Lopes Machado --- Universidade Federal de Jataí, Brasil Gabriel Eliseu Silva --- Universidade Federal de Jataí, Brasil Natanael Moreira Nascimento --- Universidade Federal de Jataí, Brasil Gustavo Luz Ferreira --- Universidade Federal de Jataí, Brasil Kaila de Assis Ressel Pereira --- Universidade Federal de Jataí, Brasil Ana Paula de Souza --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Pollyana de Godoy Borges --- Universidade Federal de Jataí, Brasil Laura Rezende Souza --- Universidade Federal de Jataí, Brasil James Dean Leal Rocha --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Christiano Peres Coelho --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Everton Alves Maciel --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Wendy Carniello Ferreira --- Universidade Federal de Jataí, Brasil Marlon Zortéa --- Instituto de Biociências, Universidade Federal de Jataí, Brasil Steffan Eduardo Silva Carneiro --- Universidade Federal de Jataí, BrasilThis study aimed to compare the floristic and tree structure of two dry forests patches located in a forest remnant encompassed in Cerrado biome, south Goiás state, Brazil. In semideciduous (SF) and deciduous (DF) dry forests, we allocated 25 permanent... -
Assessment of genetic and morphological differentiation among populations of the Diederik Cuckoo Chrysococcyx caprius
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Rae M Smith --- South African National Biodiversity Institute (SANBI), South Africa Desiré L Dalton --- South African National Biodiversity Institute (SANBI), South Africa Monica Mwale --- South African National Biodiversity Institute (SANBI), South Africa Lisa J Nupen --- South African National Biodiversity Institute (SANBI), South Africa Chantelle Pretorius --- South African National Biodiversity Institute (SANBI), South Africa Jamie Bojko --- Teesside University, United Kingdom Kim Labuschagne --- South African National Biodiversity Institute (SANBI), South Africa Isa-Rita M Russo --- Cardiff University, United Kingdom Samuel T Osinubi --- FitzPatrick Institute of African Ornithology, University of Cape Town, South AfricaThe Diederik Cuckoo Chrysococcyx caprius is an African species widely distributed south of the Sahara, which migrates seasonally between breeding and nonbreeding sites. It is currently unknown whether the species consists of a single panmictic population or if it is... -
Regenerative economy: A pathway to a future-ready, sustainable Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Judith L. Walls --- Institute for Economy and the Environment, University of St.Gallen, Switzerland Leo Luca Vogel --- University of St.Gallen, SwitzerlandAfrica is experiencing a period of rapid economic growth, booming population, and migration as biodiversity is deteriorating and the climate is warming. Together, these represent grand societal and environmental challenges. The African Union and the United Nations both promote sustainable... -
Lepidoptera as a tool for the assessment of human disturbance impacting ecological and taxonomic diversity in the Choke Mountains, Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: --- Ethiopian Biodiversity Institute, Ethiopia --- University of Brescia, Italy --- University of Brescia, Italy --- University of Molise, ItalyIn tropical countries, frequent anthropogenic disturbances are primary drivers of the reduction in community diversity and local extinction of many insect taxa, including Lepidoptera. We assessed the impact of anthropogenic disturbances on lepidopteran assemblages across five different land use types... -
Marine macroalgae of the Agulhas Marine Province of South Africa: biodiversity, exploitation and potential for aquaculture
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JJ Bolton --- University of Cape Town, South Africa CD McQuaid --- Rhodes University, South AfricaThe Agulhas Marine Province (AMP) extends along most of the south coast of South Africa, from Cape Agulhas to the vicinity of the Mbashe River mouth in the Eastern Cape Province, and has its own distinctive warm-temperate seaweed flora, with... -
Macrobenthic fauna of the Agulhas Bank shelf edge
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S Brandt --- University of Cape Town, South Africa N Karenyi --- University of Cape Town, South Africa K Sink --- South African National Biodiversity Institute (SANBI), South AfricaThe deep sea (>200m depth) off South Africa is largely unexplored, with most benthic macrofauna samples limited to depths shallower than 100m. The benthic infaunal diversity of the Agulhas Bank shelf edge has not yet been studied. We analysed seven... -
Tree diversity, vegetation structure and management of mangrove systems on Viti Levu, Fiji Islands
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Ashik Rubaiyat --- University of Göttingen, Germany Nicholas Rollings --- The University of the South Pacific, Fiji Islands Stephen Galvin --- The University of the South Pacific, Fiji Islands Ralph Mitloehner --- University of Göttingen, Germany Sohag Miah --- University of Göttingen, Germany Hans Juergen Boehmer --- The University of the South Pacific, Fiji IslandsMangrove forest ecosystems are critical natural resources, particularly in the South Pacific region. Mangrove forests in Viti Levu, Fiji’s main island, are threatened by infrastructure development activities and population growth. Consequently, the protection and restoration of mangrove forest are of... -
Genetic variability of Tachigali vulgaris trees based on seed morphophysiological traits
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Noemi Vianna Martins Leão --- , Brazil Sérgio Heitor Sousa Felipe --- Universidade Estadual do Maranhão, Brazil Ricardo Gallo --- Universidade Federal Rural de Pernambuco, Brazil Elizabeth Santos Cordeiro Shimizu --- , BrazilTachigali vulgaris is a tree with high potential for energy purposes in Brazil. However, there is little information about genetic variability that can be applied to plant breeding. Here, we quantified genetic variability based on biometric and emergence traits of... -
A bibliometric study on diatom DNA metabarcording for water quality monitoring: a global perspective
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EO Mbao --- The Technical University of Kenya, Kenya J Nyika --- The Technical University of Kenya, Kenya T Sheng --- Nanjing Agricultural University, China B Ochieng --- State Key Laboratory of Lake Science and Environment Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences (CAS), China L Sitoki --- The Technical University of Kenya, Kenya SO Oduor --- Egerton University, Kenya N Kitaka --- Egerton University, Kenya L Olaka --- The Technical University of Kenya, Kenya C Tan --- University of Tours, FranceAquatic biota have been used for decades in water quality assessment since they reflect the changing physico-chemical conditions of waterbodies. Among the aquatic organisms used in biological assessment are diatoms. Initially, morphological studies of diatoms were preferred in monitoring but... -
A preliminary study into the detection of fish environmental DNA in selected South African estuaries
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Keneilwe Thekiso --- University of KwaZulu-Natal, South Africa Tshoanelo Miya --- University of KwaZulu-Natal, South Africa Dominique A Cowart --- , FranceEnvironmental DNA (eDNA) is a powerful technique for the non-invasive and comprehensive monitoring of entire ecosystems. Despite its many advantages, the use of eDNA in South Africa as an assessment tool for fish biodiversity is largely underutilised. This study was... -
New distribution records and population density of the Critically Endangered Tarzan Chameleon (Calumma tarzan), eastern Madagascar
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Alain JV Rakotondrina --- Madagasikara Voakajy, Madagascar Raphali R Andriantsimanarilafy --- Madagasikara Voakajy, Madagascar Hanta J Razafimanahaka --- Madagasikara Voakajy, Madagascar Achille P Raselimanana --- , Madagascar Rikki Gumbs --- Zoological Society of London, United Kingdom Caleb Ofori-Boateng --- Zoological Society of London, United Kingdom Jody M Taft --- South African National Biodiversity Institute, Kirstenbosch Research Centre, South Africa Fanomezana M Ratsoavina --- Université d’Antananarivo, MadagascarThe distribution and population density of the Critically Endangered Tarzan Chameleon (Calumma tarzan) in eastern humid forests of Madagascar was studied using line transect-distance sampling. Based on the results from species distribution models, eight sites were visited over a four-month... -
Species diversity and distribution-pattern determinants of African rivulines (Cyprinodontiformes: Nothobranchiidae) in rainforest streams of southern Cameroon
Item type: Journal Article • Journal: African Zoology • Authors: FD Messu Mandeng --- Higher Teacher’s Training College (ENS), University of Yaoundé I, Cameroon CF Bilong Bilong --- University of Yaoundé I, Cameroon JF Agnese --- University of Montpellier (CNRS, IRD, EPHE), FranceUnderstanding the community structure and ecology of fish populations in rainforest streams is a prerequisite for any actions towards their exploitation, management or conservation. We examined the community structure and species diversity of nothobranchiids (African rivulines) in rainforest streams of... -
Susceptibility of dwarf chameleons to climate and land use change: a vulnerability framework for conservation planning
Item type: Journal Article • Journal: African Zoology • Authors: Tyron K Clark --- University of the Witwatersrand, South Africa Graham J Alexander --- University of the Witwatersrand, South Africa Krystal A Tolley --- South African National Biodiversity Institute, South AfricaClimate and land use changes are eroding biodiversity globally, and reptiles are highlighted as being particularly susceptible. In South Africa, global changes threaten the persistence of an assemblage of dwarf chameleons (Bradypodion) located in a biodiversity hotspot. We used ecological... -
Identification of main variables in forest management for recovery of endemic species habitat in burned areas of southern Chile
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Roberto Moreno --- Instituto de Investigación Sistema Tierra (IISTA), Universidad de Córdoba, España Ricardo Zamora --- Universidad de Córdoba, España Norman Moreno-García --- Universidad Mayor, Chile Carlos Esse --- Instituto Iberoamericano de Desarrollo Sostenible (IIDS), Universidad Autónoma de Chile, Chile Carmen Galán --- Instituto de Investigación Sistema Tierra (IISTA), Universidad de Córdoba, España Juan Ramón Molina --- Universidad de Córdoba, EspañaWildfires are among the most serious disturbances that affect forest biodiversity, damaging both flora and fauna. In some burned areas, vegetation recovery is a long and complex process that requires the support of restorative actions. This study evaluated changes in... -
Vegetation diversity and composition in relation to different grazing intensity levels in an arid environment in Jordan
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Salman D Al-Kofahi --- The Hashemite University, Jordan Mohammed N Sawalhah --- The Hashemite University, Jordan Ahmad E Abu Dkhineh --- , JordanGrazing practices fundamentally shape plant community composition and biodiversity worldwide, more importantly in water-limited environments. This study aimed to investigate plant community composition, species distribution of occurrence and diversity indices in an arid rangeland under different grazing intensities. The quadrat... -
Assessment of the impact of woody species encroachment on plant species diversity and the livelihood of pastoralists in southeastern Ethiopia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Abdulhakim Mahmud --- Madda Walabu University, Ethiopia Habte Telila --- Madda Walabu University, Ethiopia Lemessa Kumsa --- Adama Science and Technology University, EthiopiaThe study aimed to assess the encroachment of woody plants on the rangelands of the Dallo Manna district of Bale Zone, and their impact on plant species diversity and pastoral livelihoods. Plant data were collected from 45 plots at encroaching... -
Potential for a commercial inland fishery or just another water storage facility at Spring Grove Dam, KwaZulu-Natal, South Africa?
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Matthew J Burnett --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South Africa Céline Hanzen --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South Africa Alex Whitehead --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South Africa Gordon C O’Brien --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South Africa Colleen T Downs --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South AfricaSouth Africa's inland fisheries are generally undervalued, though there is developing interest in the sector. Spring Grove Dam in the KwaZulu-Natal Midlands became operational as a water storage facility in 2013 to provide water to the growing urban population in... -
Population genetics and phylogeography of Trachylepis sulcata (Peters, 1867) and T. ansorgii (Boulenger, 1907) in south-western Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Brett O. Butler --- Universidad Nacional Autónoma de México, Mexico Luis M.P. Ceríaco --- Universidade do Porto, Portugal Todd R. Jackman --- Villanova University, Aaron M. Bauer --- Villanova University,Ansorge’s Rock Skink Trachylepis ansorgii (Boulenger, 1907) is an Angolan taxon, the taxonomic distinctiveness and geographic distribution of which are poorly understood. It is closely related to the widespread Western Rock Skink T. sulcata (Peters, 1867) from Namibia and South... -
Assessing the extent to which African wetland inventories can report to the global targets on biodiversity, including Goal A of the Global Biodiversity Framework
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MM Sadiki --- University of Pretoria, RSA H van Deventer --- University of Pretoria, RSA CD Hansen --- University of Pretoria, RSAWetlands face global threats with estimates suggesting a loss ranging from 21% to 85% of their original extent. Africa’s wetlands, covering about 4.4% of the continent, provide crucial services to millions of people and harbour significant biodiversity. This study assesses... -
Molecular evidence reveals fish-pathogenic Aphanomyces spp. (Oomycetes: Saprolegniales) on new host of the threatened seasonal cyprinodont fish Nothobranchius spp. (Teleostei: Cyprinodontiformes) in south-eastern Democratic Republic of Congo
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Béla Nagy --- , FranceThe Aphanomyces species pose an important global threat and cause damage to aquaculture and agriculture by infecting aquatic animals and plants. Several subpopulations of the seasonal cyprinodont fish genus Nothobranchius with lesions suggestive of infection with Aphanomyces invadans, were observed... -
Perceived barriers and enablers for consuming a diverse diet in women residing in resource-poor communities in Cape Town, South Africa: a qualitative study
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Samukelisiwe S Madlala --- South African Medical Research Council, South Africa Jillian Hill --- South African Medical Research Council, South Africa Ernesta Kunneke --- University of the Western Cape, South Africa Mieke Faber --- South African Medical Research Council, South Africa -
Mammalian and avian community response to African elephant (Loxodonta africana) habitat disturbance in south-eastern Kenya
Item type: Journal Article • Journal: African Zoology • Authors: Dakota Vaccaro --- Western Kentucky University, United States Bruce A Schulte --- Western Kentucky University, United StatesAfrican elephants (Loxodonta africana) play a significant role in the modification of their habitat, foremost by decreasing woody vegetation cover and density. Little is known regarding the effects of elephant habitat disturbance (EHD) on medium-to-large mammal and bird communities. While... -
Diversity, abundance and habitat association of small mammals in Maze National Park, Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: Belayneh Ayechw --- Arba Minch University, Ethiopia Simon Shibru --- Arba Minch University, Ethiopia Serekebirhan Takele --- Arba Minch University, Ethiopia Abraham Tolcha --- Arba Minch University, Ethiopia Matewos Masne --- Arba Minch University, Ethiopia Zewudneh Tomass --- Arba Minch University, EthiopiaWe investigated species composition, relative abundance, habitat association and density of small mammals in Maze National Park, Ethiopia. Data were collected using the capture-mark-recapture technique in three representative habitat types (grassland, bushland and riverine forest) from November 2021 to August... -
Impacts of corporate governance attributes on audit quality in emerging economies: The case of India
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Reshma Kumari Tiwari --- Tezpur University, India Santi Gopal Maji --- Tezpur University, India -
Does board diversity influence idiosyncratic risk: Empirical evidence from Chinese listed firms
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Furman Ali --- School of Finance, Southwestern University of Finance and Economics, China Muhammad Awais Khan --- Research Institute of Economics and Management, Southwestern University of Finance and Economics, China Zohaib Zahid --- Jiangsu University, China Khadim Hussain --- College of Economics, Shenzhen University, ChinaThis study examines the relationship between board diversity, measured as cognitive (tenure, expertise, and education) and demographic (age, gender, and nationality) diversities, and idiosyncratic risk for 2000 Chinese non-financial firms from 2008 to 2020. This study highlights that cognitive board... -
From forage to multifunctionality: shifting perceptions of rangeland ecosystem services in the journals of the Grassland Society of Southern Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Craig D Morris --- University of KwaZulu-Natal, South AfricaRangelands offer various goods and ecosystem services (ES) besides providing forage for commercial livestock production. An analysis of research published in the journals of the Grassland Society of Southern Africa from 1966 to 2023 revealed a widening focus on different... -
Nearly six decades of grazing research published by the Grassland Society of Southern Africa: trends, recommendations and gaps
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: G Arena --- , South Africa H-J Hawkins --- , South AfricaWe reviewed research on grazing in extensive rangelands published by the Grassland Society of Southern Africa’s (GSSA) flagship journal, founded in 1966. We aimed to identify and synthesise emerging themes, trends, key recommendations and research gaps. From 1966 to 2023,... -
Cross-realm biodiversity profile of the South African coastal zone
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: LR Harris --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa JB Adams --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa A Dayaram --- Kirstenbosch Research Centre, South African National Biodiversity Institute (SANBI), South Africa LV Dunga --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa N Job --- Kirstenbosch Research Centre, South African National Biodiversity Institute (SANBI), South Africa SP Kirkman --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa SJ Lamberth --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa MC Pfaff --- University of Cape Town, South Africa JL Raw --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa GM Rishworth --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa A Robbins --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa KJ Sink --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa AL Skowno --- Kirstenbosch Research Centre, South African National Biodiversity Institute (SANBI), South Africa H van Deventer --- Council for Scientific and Industrial Research (CSIR), South Africa L van Niekerk --- Institute for Coastal and Marine Research, Nelson Mandela University, South AfricaSouth Africa’s coast is 3 113 km long and includes microtidal shores that experience semi-diurnal tides and mostly high wave energy. From west to east, the cool Benguela Current and the warm Agulhas Current drive steep gradients in climate and... -
Littoral substrates and nest properties of Coptodon rendalli vary with distance from the shoreline in a tropical impoundment, southeast Zimbabwe
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: RJ Chateya --- National University of Science and Technology, Zimbabwe HGT Ndagurwa --- National University of Science and Technology, ZimbabweThe change in littoral substrates and Coptodon rendalli nest properties along the inshore–offshore gradient of Mushandike Dam in southeast Zimbabwe, impacted by long-term water-level fluctuations, were studied in March 2016. Substrate and nest properties were measured in four contiguous 25... -
Influence of physico-chemical parameters on benthic macroinvertebrate community dynamics in Isiukhu River, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Emmanuel Mzungu --- Kenya Fisheries Service (Western Region), Kenya William A Shivoga --- Masinde Muliro University of Science and Technology, Kenya Dorothy K Lukhabi --- Africa Centre of Excellence in Coastal Resilience (ACECoR), Ghana Anthony W Sifuna --- Masinde Muliro University of Science and Technology, KenyaThe current study investigated the influence of physico-chemical parameters on macroinvertebrates distribution, abundance and diversity throughout the Isiukhu River. The sampling sites were selected along the Isiukhu River based on distinct land use types at the upstream, midstream and downstream... -
Assessment of the inland wetland ecosystem types in South Africa: threats and protection
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: H van Deventer --- Council for Scientific and Industrial Research (CSIR), South Africa Jeanne L Nel --- , The NetherlandsEcosystem threat status (ETS) and ecosystem protection levels (EPLs) are headline indicators that can assess freshwater ecosystems at a country-wide scale. A spatial layer of freshwater, inland wetland ecosystem types of South Africa was combined with a range of spatial... -
Filling the gaps: herpetological checklist of Mayombe National Park and Cabinda Province (Angola) shed light on one of the most unexplored corners of tropical Central Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Javier Lobón-Rovira --- CIBIO, Centro de Investigação em Biodiversidade e Recursos Genéticos, InBIO Laboratório Asociado, Universidade do Porto, Portugal Ninda L Baptista --- CIBIO, Centro de Investigação em Biodiversidade e Recursos Genéticos, InBIO Laboratório Asociado, Universidade do Porto, Portugal Tyron Clark --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Luke Verburgt --- University of Pretoria, South Africa Gregory FM Jongsma --- New Brunswick Museum, Canada Werner Conradie --- Port Elizabeth Museum, South Africa Luis Veríssimo --- Fundação Kissama, Angola Pedro Vaz Pinto --- CIBIO, Centro de Investigação em Biodiversidade e Recursos Genéticos, InBIO Laboratório Asociado, Universidade do Porto, PortugalThe global environmental crisis has reinforced the importance of improving the documentation of the geographical distributions of extant species. With this aim, species inventories of specific locations or regions are a high priority, especially so in poorly explored areas. Cabinda... -
Trends and population size of White-necked Rockfowl Picathartes gymnocephalus within the Nyamibe Bepo Forest Reserve in Ghana
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Joseph Kwasi Afrifa --- Ghana Wildlife Society, Accra Conservation Education Centre, Ghana Ernestina Ahema --- Ghana Wildlife Society, Accra Conservation Education Centre, Ghana Winston Kanyi --- Ghana Wildlife Society, Accra Conservation Education Centre, Ghana Gideon Nyamekye Osei --- Ghana Wildlife Society, Accra Conservation Education Centre, Ghana Darkwah Yaw Amoateng --- Ghana Wildlife Society, Accra Conservation Education Centre, Ghana Augustus Asamoah --- Proforest Africa Regional Office, GhanaThe White-necked Rockfowl Picathartes gymnocephalus (family Picathartidae) is endemic to the Upper Guinea forest and has a global population of <10 000 mature individuals. This species is listed as Vulnerable on the IUCN Red List owing to its declining population,... -
“Tell a good story of China”: Experiences of state-sponsored overseas Chinese academics navigating frictions and identity in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Chen Tian --- , South AfricaThis study explores the experiences of state-sponsored overseas Chinese academics (OCAs) in South Africa and the frictions they encounter while adapting to a new professional environment. An in-depth analysis of China’s managed cultural globalisation, state-sponsored OCAs’ internal and international mobilities,... -
Frequent defoliation rapidly and progressively reduces the vigour of a perennial mesic grassland forb, Thunbergia atriplicifolia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Craig D Morris --- University of KwaZulu-Natal, South Africa Sindiso Nkuna --- University of KwaZulu-Natal, South AfricaForbs in South African mesic grasslands are ancient, numerous, and diverse, thriving with fires and light herbivory but declining under chronic, severe grazing and trampling. This study tested the hypothesis that repeated herbivory progressively weakens forbs by reducing their underground... -
Evolution, population structure and morphology of the African Black Duck Anas sparsa and Yellow-billed Duck A. undulata
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Philip Lavretsky --- University of Texas at El Paso, United States Ramsey Russell --- , United States Sara Gonzalez --- University of Texas at El Paso, United States Vergie M Musni --- University of Texas at El Paso, United States Alexis Díaz --- Centro de Ornitología y Biodiversidad (CORBIDI), Peru Joshua I Brown --- University of Texas at El Paso, United StatesBiological conservation requires a fundamental understanding of evolutionary history and established contemporary population genetics. Here, we sequenced mitochondrial DNA (mtDNA) and thousands of nuclear loci across individuals of the African Black Duck Anas sparsa and Yellow-billed Duck A. undulata to... -
Spatial environmental variability shapes the diversity of bottom ecosystems on the western Gulf of Guinea shelf
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C Denechaud --- Institute of Marine Research (IMR), Norway E Dovlo --- Fisheries Scientific Survey Division (FSSD), Ghana T Joanny --- Centre de Recherches Océanologiques (CRO), Côte d’Ivoire VS Osei --- Fisheries Scientific Survey Division (FSSD), Ghana L Buhl-Mortensen --- Institute of Marine Research (IMR), Norway A Staby --- Institute of Marine Research (IMR), NorwayThe western Gulf of Guinea is characterised by seasonal upwellings and hosts a large diversity of marine species. Although the assemblages of bottom fishes and benthic organisms are periodically assessed, there has been little research investigating these in tandem. We... -
2. “Enjoy a variety of foods”: as a food-based dietary guideline for South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Steyn NP --- Centre for the Study of Social and Environmental Determinants of Nutrition Population Health, Health Systems and Innovation, Human Sciences Research Council, Ochse R --- Tshwane University of Technology, Faculty Management Sciences, Department Hospitality Management,Eating a diverse diet is an internationally accepted recommendation for a healthy diet. The food-based dietary guideline (FBDG) “Enjoy a variety of foods” aims to encourage people to consume mixed meals, to increase variety by eating different foods from various... -
Heavy metal contamination in mangrove ecosystems: assessing bioaccumulation in crabs and snails along the Bayelsa Coast, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: HO Adamu --- University of Bremen, Germany JI Izegaegbe --- University of Eastern Finland, Finland RO Hussaini --- Ambrose Alli University, Nigeria EM Odoya --- Ambrose Alli University, Nigeria HO Adamu --- Federal Ministry of Water Resources, NigeriaRapid human population growth and industrial activities along coastal areas have intensified anthropogenic contamination in water, sediment and edible fauna, posing public health risks. Mangrove ecosystems act as pollutant sinks, increasing the likelihood of heavy metal accumulation in aquatic organisms... -
Call description and extended range of Phrynobatrachus mayokoensis in Gabon
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Ryan van Huyssteen --- Ecological Services Ltd, British Virgin Islands Melissa Petford --- Ecological Services Ltd, British Virgin Islands Marius Burger --- Ecological Services Ltd, British Virgin Islands Mark-Oliver Rödel --- , Germany Joris Ngoulou --- Ecological Services Ltd, British Virgin Islands Abraham Bamba Kaya --- Ecological Services Ltd, British Virgin Islands Etienne Akomo Okoue --- Ecological Services Ltd, British Virgin Islands Jerome Gaugris --- Ecological Services Ltd, British Virgin IslandsThis study presents the first description of the advertisement call of Phrynobatrachus mayokoensis and reports a new locality record for this species in Gabon. During June 2022, two specimens were found in the Baniaka region, Haut-Ogooué Province, Gabon. The call... -
Establishing a basis for recognising marine ‘other effective area-based conservation measures’ (OECMs) in South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SP Kirkman --- Fisheries and the Environment (DFFE), South Africa P Kowalski --- , South Africa SD Holness --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa LJ Atkinson --- , South Africa R Brand --- Western Cape Government, South Africa L Dunga --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa TP Fairweather --- Fisheries and the Environment (DFFE), South Africa T Goldman --- Rhodes University, South Africa D Marnewick --- Eastern and Southern Africa Regional Office, South Africa J Nhleko --- Fisheries and the Environment (DFFE), South Africa R Peter --- Fisheries and the Environment (DFFE), South Africa C Smith --- World Wide Fund for Nature – South Africa (WWF-SA), South Africa MG van der Bank --- South African National Biodiversity Institute (SANBI), Kirstenbosch Research Centre, South Africa G van der Heever --- Fisheries and the Environment (DFFE), South Africa L van Niekerk --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa KA Wright --- Wildlands Conservation Trust (WILDTRUST), South Africa KJ Sink --- Institute for Coastal and Marine Research, Nelson Mandela University, South AfricaThe concept of ‘other effective area-based conservation measures’ (OECMs) and its technical guidance provide opportunities for recognising a broader range of area-based management measures that contribute to biodiversity conservation outside of protected areas. However, progress towards the recognition of OECMs... -
Comparison of light trap designs for assessments of positively phototactic invertebrate and larval assemblages in urbanised coastal systems
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: NP Mpanza --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa P Pattrick --- South African Environmental Observation Network (SAEON), Elwandle Coastal Node, South Africa F Porri --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaThe construction of seawalls is increasing the extent of artificial infrastructure along coastlines globally. Such development compromises substrate complexity of the natural environment which is crucial for major life functions of larvae (invertebrates and fish). Understanding the physical and biological... -
Sand knobwood Zanthoxylum leprieurii as a keystone resource for birds in Nigeria: insights from observational counts and proximate analysis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Adewale G Awoyemi --- Forest Center, International Institute of Tropical Agriculture, Nigeria Ademola D Ajayi --- Forest Center, International Institute of Tropical Agriculture, Nigeria Olukunle E Olasupo --- Forest Center, International Institute of Tropical Agriculture, Nigeria Olufemi P Olubodun --- Forest Center, International Institute of Tropical Agriculture, Nigeria Taiwo Adams --- Forest Center, International Institute of Tropical Agriculture, Nigeria Mary Oyegbami --- Forest Center, International Institute of Tropical Agriculture, Nigeria Omobamidele A Awoyemi --- Forest Center, International Institute of Tropical Agriculture, NigeriaThis study investigated the importance of sand knobwood Zanthoxylum leprieurii (family Rutaceae) fruits as a food source for birds in the Tree Heritage Park, Ibadan, Nigeria. We conducted focal observations over three years (2018, 2019, and 2024) during peak fruiting... -
Bird community composition across a land use gradient in the eastern Democratic Republic of Congo
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Regine C Tabe Tiku --- Konrad Lorenz Institute of Ethology, University of Veterinary Medicine, Austria Samuel EI Jones --- Department of Biological Sciences, University of Cyprus, Cyprus Malange NF Elikwo --- Department of Microbiology and Parasitology, University of Buea, Cameroon Kowo Cyril --- Department of Microbiology and Parasitology, University of Buea, Cameroon Steve Ngoy --- Centre de Suiveillance de la Biodiversite, Universite de Kisangani, Democratic Republic of the Congo Virginia Zaunbrecher --- Center for Tropical Research, University of California, United States Ravinder NM Sehgal --- Department of Biology, San Francisco State University, United StatesCocoa agroforestry expansion is widespread in eastern Democratic Republic of Congo, posing a significant threat to the integrity of protected areas. Despite this threat, the impact of this expansion on forest bird communities remains largely unexamined. This study investigated bird... -
Effects of grazing regimes on ground-dwelling small mammal distribution and abundance in rangelands at Gravelotte, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: AW Bio Keri --- The Regional Post-Graduate Training School on Integrated Management of Tropical Forests and Lands (ERAIFT), University of Kinshasa, Democratic Republic of the Congo J De Groot --- Southern African Wildlife College, South Africa PM Hamming --- Southern African Wildlife College, South Africa S Ntie --- Université des Sciences et Techniques de Masuku (USTM), Gabon SGA Nago --- Université de Parakou (UP), Benin EBO Ahouandjinou --- Federal University of Technology, Nigeria AJ Gardiner --- Southern African Wildlife College, South AfricaUnderstanding the impact of grazing on wildlife communities is essential for implementing sustainable grazing practices that promote biodiversity conservation. This study investigated the effects of three grazing regimes (Wildlife and Cattle Grazing, Traditional Rotational Selective Grazing, and Holistic Planned Grazing... -
Spatial variation in diversity of rodent species across habitat types in the Kavango East Region, Namibia
Item type: Journal Article • Journal: African Zoology • Authors: Ester N Kayala --- Department of Environmental Science, University of Namibia, Namibia Seth J Eiseb --- Department of Environmental Science, University of Namibia, Namibia Apia W Massawe --- Africa Centre of Excellence for Innovative Rodent Pest Management and Biosensor Technology Development, Sokoine University of Agriculture, Tanzania Rhodes H Makundi --- Africa Centre of Excellence for Innovative Rodent Pest Management and Biosensor Technology Development, Sokoine University of Agriculture, Tanzania Loth S Mulungu --- Africa Centre of Excellence for Innovative Rodent Pest Management and Biosensor Technology Development, Sokoine University of Agriculture, TanzaniaThis study aimed to investigate spatial variations in rodent species composition, abundance, richness, and diversity across three habitat types—fallow land, relatively undisturbed land and residential areas—in the Kavango East Region of Namibia. Rodent trapping was performed using PVC live traps... -
Fish community dynamics of seasonal rivers of the Incomati Basin, Kruger National Park, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: A Kaiser-Reichel --- School of Biology and Environmental Sciences, University of Mpumalanga, South Africa GC O’Brien --- Gulbali Institute, Charles Sturt University, Australia R Petersen --- Garden Route National Park, South Africa National Parks, South Africa TW Khoza --- School of Biology and Environmental Sciences, University of Mpumalanga, South Africa A Van der Merwe --- School of Biology and Environmental Sciences, University of Mpumalanga, South Africa E Riddell --- Kruger National Park, South Africa National Parks, South Africa N Smit --- Unit for Environmental Sciences and Management, North-West University, South Africa T Dalu --- School of Biology and Environmental Sciences, University of Mpumalanga, South AfricaSeasonal rivers play a critical role in shaping aquatic ecosystems and provide essential ecosystem services in freshwater systems. Due to a limited understanding of seasonal rivers and how ecological indicators such as fish communities are structured, it is important to... -
Executive pay, committee diversity and financial performance of JSE-listed companies
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Reon Matemane --- University of Pretoria, South Africa Oloyede Obagbuwa --- Walter Sisulu University, South Africa Kwabena Agyarko Gyekye --- University of Pretoria, South Africa Herman Sello Mphela --- University of Pretoria, South Africa