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Habitat management in control of Astylus atromaculatus (Coleoptera: Melyridae) in maize under subsistence farming conditions in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.O. Midega --- , Kenya J. Van den Berg --- , South Africa Z.R. Khan --- , KenyaStudies were conducted in South Africa to assess the potential role of a habitat management strategy developed for the control of cereal stemborers in control of Astylus beetle. This strategy involves intercropping maize with a stemborer moth-repellent fodder plant (Desmodium)... -
A review of orange roughy Hoplostethus atlanticus fisheries, estimation methods, biology and stock structure
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: T. A. BranchOrange roughy Hoplostethus atlanticus are unusual fish. They form dense aggregations that have fuelled lucrative fisheries at great depths (600–1 400 m), especially off Namibia, New Zealand and Australia. They are thought to be very long-lived (>100 years, maturity at... -
ON THE STATUS OF CLARIAS GARIEPINUS (BURCHELL) IN LARGE MAN-MADE LAKES IN RHODESIA
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: B.E. Marshall --- Department of National Parks and Wildlife Management, RhodesiaData from some large man-made lakes in Rhodesia suggest that the populations of Clarias gariepinus have declined in these lakes. The reasons for this are not clear although commercial fishing does not appear to be responsible. -
THE HABITATS AND HABITAT PREFERENCES OF
CLARIAS GARIEPINUS (PISCES: CLARIIDAE) IN A CLEAR COASTAL LAKE (LAKE SIBAYA, SOUTH AFRICA)Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: M.N. Bruton --- , South AfricaThe habitat preferences of the sharptooth catfish, Clarias gariepinus, in a clear coastal lake, Lake Sibaya, are described. Larval and small juvenile catfish inhabit flotsam and the rootstocks of plants in very shallow marginal areas. Larger juveniles inhabit densely-vegetated marginal... -
PRELIMINARY OBSERVATIONS ON THE MACROCRUSTACEA OF COASTAL LAKES IN THE VICINITY OF RICHARDS BAY, ZULULAND, SOUTH AFRICA
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: P.E. Reavell --- Department of Botany, South Africa D.P. Cyrus --- Coastal Research Unit of Zululand, Department of Zoology, South AfricaA limited amount of research has been carried out on the four coastal lakes in the Richards Bay area. Due to the impending threat of water pollution from industrial, mining and residential areas within the catchments of these lakes there... -
NEW DISTRIBUTION RECORDS FOR CLARIAS THEODORAE WEBER 1897, BARBUS EUTAENIA BOULENGER 1904, BARBUS POLYLEPIS BOULENGER 1907 AND OPSARIDIUM ZAMBEZENSE (PETERS 1852) FROM THE WATERBERG, TRANSVAAL, SOUTH AFRICA.
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: C.J. Kleynhans --- , South Africa A. Hoffman --- , South AfricaNew distribution records for four fish species in the Waterberg mountains of the Transvaal were established during surveys since 1987–92. Clarias theodorae was previously reported from one locality each in the Waterberg and Soutpansberg. The current survey disclosed its presence... -
Shoot and root biomass allocation and competitive hierarchies of four South African grass species on light, soil resources and cutting gradients
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HM Ghebrehiwot RWS Fynn CD Morris KP KirkmanWe examined the competitive ability and response to light (shaded or unshaded), nutrients (50% Hoaglands solution or tap water), water (frequent or infrequent watering) and cutting (cut or uncut) of four grass species that differ in their traits, habitat preferences... -
Determining spatial and temporal variability in quantity and quality of vegetation for estimating the predictable sustainable stocking rate in the semi-arid savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: KR Mbatha D WardThis study assessed the importance of spatial and temporal variation in plant quality and quantity for determining sustainable stocking rates in game, commercial and communal ranches in semi-arid savanna of the Northern Cape Province, South Africa, in wet and dry... -
Research note: Relations between tree height and the associated occurrence of Panicum maximum in Sourish Mixed Bushveld
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: G.N. Smit --- Department of Agriculture, Republic of South Africa K.S.K. van Romburgh --- , Republic of South AfricaAcacia tortilis, A. karroo and Dichrostachys cinerea subsp. africana trees were divided into nine height classes, with increments of 0.5 m. The abundance of P. maximum growing under their canopies was estimated by scoring on a scale of 0 (no... -
Habitat factors influencing the distribution of Cymbopogon validus in Mkambati game reserve, Transkei
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: SheonaE. Shackleton --- Department of Botany, Republic of South Africa C.M. Shackleton --- Department of Botany, Republic of South AfricaThe factors influencing the distribution of Cymbopogon validus in Mkambati Game Reserve were investigated using multivariate techniques. C. validus was found to be present on nutrient‐rich, clay soils and absent from dystrophic, sandy soils. This could account for the patchy... -
The relation between herbivore density and relative resource density at the landscape level: Kudu in semi‐arid savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: C. Fabricius --- , Republic of South AfricaEcological theory can help range scientists to understand the determinants of ecological animal density or, in range management terms, ‘carrying capacity’. The relation between the relative density of resources and herbivore density is illustrated by regressions of the ecological density... -
Influence of leguminous and non‐leguminous woody plants on the herbaceous layer and soil under varying competition regimes in mixed Bushveld1
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: G.N Smit --- Department of Agriculture, Republic of South Africa J.S. Swart --- Department of Agriculture, Republic of South AfricaFive plots on sandy soil were thinned to differing tree densities. Three subhabitats were distinguished, viz. under leguminous trees, under non‐leguminous trees, and between tree canopies. Soil under both leguminous and non‐leguminous trees was richer in nutrients (% total N,... -
Browse production and leaf phenology of some trees and shrubs in different Colophospermum mopane savanna communities
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: B. Dekker --- Department of Agriculture, Republic of South Africa G.N. Smit --- Department of Agriculture, Republic of South AfricaLeaf dry mass (DM) at peak biomass was estimated for different plant communities in a semi‐arid savanna. These estimates included the total leaf DM, as well as estimates of the leaf DM at browsing heights of 1.5 m, 2.0 m... -
The application of a hydraulic biotope matrix to the assessment of available habitat: Potential application to IFRs and river health monitoring
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: RA Wadeson KM RowntreeIn an attempt to meet the requirement of the new South African Water law a number of initiatives are under way to determine the flow requirements for our rivers. An essential component of this initiative is the determination of the... -
Physico-chemical and macrobenthic faunal characteristics of Kuramo Water, Lagos, southern Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CA Edokpayi MO Lawal NA Okwok CA OgunwenmoA five-month study in 2001 of an enclosed lagoon, Kuramo Water in southern Nigeria, exposed to urban perturbation describes its physical, chemical and macrobenthic invertebrate characteristics. Of the 16 physical and chemical conditions studied at four sites within the bank-root... -
Preliminary testing of the Integrated Habitat Assessment System (IHAS) for aquatic macroinvertebrates
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DeanJ Ollis Charles Boucher HelenF Dallas KarenJ EslerPreliminary testing of the Integrated Habitat Assessment System (IHAS), a widely-used aquatic macroinvertebrate habitat assessment method in South Africa, was undertaken. Based on the sensitivity of the South African Scoring System (SASS) to biotope availability and assuming that SASS Scores... -
Distribution and habitats of Bulinus natalensis and its role as intermediate host of economically important helminth parasites in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: KennéN de Kock CorneliusT WolmaransThis article focusses on the geographical distribution and habitats of Bulinus natalensis, as reflected by the samples taken from 244 collection sites on record in the database of the National Freshwater Snail Collection (NFSC) at the Potchefstroom campus of the... -
Testing the applicability of the SASS5 scoring procedure for assessing wetland health: a case study in the KwaZulu-Natal midlands, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Rebecca Bowd DonovanC Kotze CraigD Morris NevilW QuinnA study was undertaken between 29th January and 17th February 2004 to test the applicability of the South African Scoring System Version 5 (SASS5) scoring and calculation procedure in nutrient-enriched palustrine wetlands in the midlands of KwaZulu-Natal, South Africa. Four... -
A short note on factors affecting the geographic distribution of the burrowing ocypodid crab, Paratylodiplax blephariskios: temperature, habitat and competition
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: RK Owen --- Department of Zoology, South AfricaThe known distribution of Paratylodiplax blephariskios extends from the Morrumbene estuary in Mozambique to the Mngazana estuary in the Eastern Cape. Laboratory data on the temperature tolerance of P. blephariskios indicated that the crab could survive temperatures between 12.5°C and... -
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... -
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... -
Application of the Lake Habitat Survey method on the tropical Malilangwe reservoir, south-eastern lowveld, Zimbabwe
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: T Dalu --- Department of Biological Sciences, Zimbabwe B Clegg --- , Zimbabwe T Nhiwatiwa --- Department of Biological Sciences, ZimbabweThe Lake Habitat Survey (LHS) method was developed to assess the ecological integrity of the physical habitat around lake and reservoir ecosystems, as well as to determine the magnitude of human pressure on lake systems. The LHS method has not... -
Response of mangroves to drought and non-tidal conditions in St Lucia Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SCL Hoppe-Speer --- Botany Department, South Africa JB Adams --- Botany Department, South Africa A Rajkaran --- Botany Department, South AfricaThe effect of a prolonged closed-mouth state on the condition of mangrove habitats was studied in May 2010 at St Lucia Estuary, KwaZulu-Natal. The mouth had been closed to the sea since 2002 as a result of artificial mouth closure... -
Territory size and habitat selection of Cinnamon-breasted Rock Bunting Emberiza tahapisi in Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: FidelisA Atuo --- AP Leventis Ornithological Research Institute, Nigeria ShiiwuaA Manu --- AP Leventis Ornithological Research Institute, NigeriaMost of our understanding of territorial behaviour in birds comes from studies of temperate species. Territoriality and factors influencing territory size of tropical birds are still poorly studied. In this study, 11 territories of the Cinnamon-breasted Rock Bunting Emberiza tahapisi... -
Habitat preferences of Helmeted Guineafowl Numida meleagris in the Krugersdorp Game Reserve, Gauteng province, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: JohannH van Niekerk --- Department of Environmental Sciences, South AfricaField surveys were conducted in the Krugersdorp Game Reserve, Gauteng province, South Africa, during 1978–1981 to study the habitat preferences of Helmeted Guineafowl Numida meleagris. The study area was traversed with a vehicle in the late afternoons on a set... -
Identity and distribution of southern African sciaenid fish species of the genus Umbrina
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: K Hutchings MH GriffithsTwo Umbrina species, U. canariensis Valenciennes 1843 and U. robinsoni Gilchrist and Thompson 1908, are recognised from southern Africa. The latter species was hitherto believed to be a synonym of Umbrina ronchus Valenciennes 1843 (type locality Canary Islands). U. canariensis... -
Boulders or urchins? Selecting seeding sites for juvenile Haliotis midae along the Namaqualand coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SWP de WaalThe extent to which the relationship between juvenile abalone Haliotis midae and sea urchins Parechinus angulosus is induced by their physical habitat along the Namaqualand coast of South Africa was investigated. Correlation analyses between the proportion of abalone utilising sea... -
Spatial and seasonal distribution patterns of the ragged-tooth shark Carcharias taurus along the coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: ML Dicken MJ Smale AJ BoothCatches from competitive shore-anglers, inshore boat-based anglers and sightings by spearfishers and divers were used to infer the spatial and seasonal movement patterns of young-of-the-year (<1.2m TL), juvenile (1.2–1.8m TL), sub-adult (1.8–2.4m TL) and adult (>2.4m TL) ragged-tooth sharks Carcharias... -
The ichthyofauna in the Port of Ngqura, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: ML Dicken --- Department of Development Studies, School of Economics, Development and Tourism, South AfricaThis study provides one of the first quantitative assessments of a fish community within a pre-operational deep-water port system. Between September 2006 and September 2007 a total of 4 559 fish, representing 47 species and 27 different families, were caught... -
Tube-forming polychaetes enhance invertebrate diversity and abundance in sandy sediments of Mozambique, Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MS Thomsen --- Marine Department, National Environmental Research Institute, Denmark MF Muth --- Department of Environmental Sciences, USA KJ McGlathery --- Department of Environmental Sciences, USAIn marine soft-bottom systems, polychaetes can increase habitat complexity by constructing rigid tubes (e.g. several onuphid species) that contrast with surrounding topographically flat sediments. These structures can provide predation refuges and increase larval settlement and thereby increase the richness and... -
Trends in numbers of crowned cormorants in South Africa, with information on diet
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJM Crawford --- Oceans and Coasts, Department of Environmental Affairs, South Africa BM Dyer --- Oceans and Coasts, Department of Environmental Affairs, South Africa D Geldenhuys --- , South Africa AB Makhado --- Oceans and Coasts, Department of Environmental Affairs, South Africa RM Randall --- , South Africa L Upfold --- Oceans and Coasts, Department of Environmental Affairs, South Africa J Visagie --- , South Africa L Waller --- Animal Demography Unit, South AfricaDuring 2008–2012, the number of crowned cormorants Phalacrocorax coronatus breeding in South Africa was c. 1 900 pairs, compared to 1 700 pairs for 1977–1981. Numbers at 10 islands in the Western Cape province fluctuated around a level of 1... -
Plant traits and spread of the invasive salt marsh grass, Spartina alterniflora Loisel., in the Great Brak Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JB Adams --- Department of Botany, South Africa A Grobler --- Department of Botany, South Africa C Rowe --- Department of Botany, South Africa T Riddin --- Department of Botany, South Africa TG Bornman --- , South Africa DR Ayres --- Evolution and Ecology, USASpartina alterniflora Loisel., widely recognised as an aggressive invader of estuaries and salt marshes around the world, was discovered growing in the temporarily open/closed Great Brak Estuary on the southern Cape coast of South Africa in 2004. This is the... -
Seasonality in fish assemblage structure in an East African mangrove creek
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MW Wainaina --- , Kenya B Kaunda-Arara --- Department of Fisheries and Aquatic Sciences, Kenya JM Njiru --- Department of Fisheries and Aquatic Sciences, KenyaThe spatial and seasonal structures of fish assemblages in a tropical mangrove tidal creek, Tudor, Kenya, were analysed from monthly survey data, extending from October 2007 to July 2008, and covering the north-east (NEM; October–March) and south-east (SEM; April–July) monsoon... -
South Africa's coastal-breeding white-breasted cormorants: population trends, breeding season and movements, and diet
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJM Crawford --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa RM Randall --- South African National Parks, South Africa PA Whittington --- East London Museum, South Africa L Waller --- CapeNature, South Africa BM Dyer --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa DG Allan --- Durban Natural Science Museum, South Africa C Fox --- Ezemvelo-KZN Wildlife, South Africa AP Martin --- Department of Zoology, South Africa L Upfold --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa J Visagie --- CapeNature, South Africa S Bachoo --- Ezemvelo KZN Wildlife, South Africa M Bowker --- School of Life Sciences, South Africa CT Downs --- School of Life Sciences, South Africa R Fox --- Addo Elephant National Park, South African National Parks, South Africa J Huisamen --- CapeNature, South Africa AB Makhado --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa WH Oosthuizen --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa PG Ryan --- Percy FitzPatrick Institute of African Ornithology, South Africa RH Taylor --- School of Life Sciences, South Africa JK Turpie --- Anchor Environmental Consultants, South AfricaWhite-breasted cormorants Phalacrocorax [carbo] lucidus breed around South Africa's coast and at inland localities. Along the coasts of the Northern, Western and Eastern Cape provinces, numbers breeding were similar during the periods 1977–1981 (1 116 pairs at 41 localities) and... -
Behavioural observations of the common octopus Octopus vulgaris in Baía dos Tigres, southern Angola
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CL de Beer --- Department of Ichthyology and Fisheries Science, South Africa WM Potts --- Department of Ichthyology and Fisheries Science, South AfricaObservations on the behaviour of the common octopus Octopus vulgaris were made during daytime and night-time sampling on an unexploited rocky reef habitat in Baía dos Tigres, southern Angola. The relative numerical abundance sampled was 0.47 octopus person–1 h–1 during... -
Occurrence of larval fishes in a rocky shore-associated nursery area in temperate South Africa, with emphasis on temperature-related growth in dominant Sparidae
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: NA Strydom --- Nelson Mandela Metropolitan University, South Africa AJ Booth --- Department of Ichthyology and Fisheries Science, South Africa A McLachlan --- Nelson Mandela Metropolitan University, South AfricaLarval fishes were studied in Shark Bay on the warm, temperate south-east coast of South Africa. The bay is a small, shallow, subtidal area associated with a rocky shore. Sampling took place fortnightly for a period of one year (September... -
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... -
Movements of, and habitat utilisation by, threespot tilapia Oreochromis andersonii (Teleostei: Cichlidae) in the Upper Zambezi River, Namibia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Finn Økland ClintonJ Hay TorF Næsje Ben Chanda EvaB ThorstadMovements of and habitat utilisation by radio-tagged threespot tilapia (body length 25–50cm) were studied in the Upper Zambezi River between 23 November 2000 and 8 May 2001. Although utilising a relatively large stretch of river (average 5.4km) during the study... -
Influence of largemouth bass, Micropterus salmoides, on abundance and habitat selection of Cape galaxias, Galaxias zebratus, in a mountain stream in the Cape Floristic Region, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JM Shelton JA Day CL GriffithsPredatory alien fishes have been widely introduced into streams in the Cape Floristic Region (CFR), South Africa, but little is known about their effect on native fishes. Results from this 2006 study suggest that the presence of alien predatory largemouth... -
A preliminary benthic macroinvertebrate index of biotic integrity (B-IBI) for monitoring the Moiben River, Lake Victoria Basin, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: FO Masese PO Raburu M MuchiriA Benthic Index of Biotic Integrity (B-IBI) was developed for the Moiben River. The index assesses effects of human disturbance on the biotic condition of stream macroinvertebrate communities. Eight stations were selected to represent different land-use types including forestry, settlement,... -
The breeding period of the ocellated spiny eel Mastacembelus vanderwaali (Teleostei: Mastacembelidae) in the Batoka Gorge, Zambezi River
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JL MinshullIn late October 1990, Mastacembelus vanderwaali was found to be breeding in the Zambezi River in the Batoka Gorge in protected areas along a rocky shoreline during the low water period prior to the start of the November rains. Two... -
Non-random habitat use by coral reef fish recruits in Mafia Island Marine Park, Tanzania
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: KC Garpe MC ÖhmanThe habitat use by nearly 3 000 reef fish recruits, comprising 56 taxa, at seven sites in Mafia Island Marine Park, Tanzania, were examined. The study was carried out following the 1998 global coral bleaching event and all sites but... -
Estuarine habitat use by juvenile dusky kob Argyrosomus japonicus (Sciaenidae), with implications for management
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PD Cowley SE Kerwath A-R Childs EB Thorstad F Økland TF NæsjeThe spatial and temporal area-use patterns of estuarine-dependent juvenile dusky kob Argyrosomus japonicus in the Great Fish Estuary, South Africa, were examined using acoustic telemetry. In all, 29 individuals (307–400 mm total length) were surgically equipped with individually coded transmitters... -
Modelling habitat suitability in the Aquatic Warbler wintering ground Djoudj National Park area in Senegal
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Cosima Tegetmeyer --- Institute of Botany and Landscape Ecology, Germany Annett Frick --- LUP GmbH, Germany Nina Seifert --- Zoological Institute and Museum, GermanyThe only well-studied wintering ground of the globally threatened Aquatic Warbler Acrocephalus paludicola is the ‘Djoudj area’ in Senegal. This study identifies potential Aquatic Warbler habitats within that area and gives an estimate of the size of the local wintering... -
Factors affecting diet, habitat selection and breeding success of the African Crowned Eagle Stephanoaetus coronatus in a fragmented landscape
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Christopher J Swatridge --- School of Biosciences, UK Ara Monadjem --- All Out Africa Research Unit, Department of Biological Sciences, Swaziland David J Steyn --- , South Africa Garth R Batchelor --- , South Africa Ian CW Hardy --- School of Biosciences, UKThis study aimed to identify variables that affect habitat selection and nesting success of the African Crowned Eagle Stephanoaetus coronatus, the largest forest raptor, in north-eastern South Africa. A preference for nesting in the Northern Mistbelt Forest vegetation type was... -
The importance of anthropogenic effects in habitat use and territory size of Northern Anteater-chats Myrmecocichla aethiops near Amurum Forest Reserve, Jos-Plateau, Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Biplang G Yadok --- AP Leventis Ornithological Research Institute, Nigeria Yahkat Barshep --- AP Leventis Ornithological Research Institute, Nigeria Will Cresswell --- AP Leventis Ornithological Research Institute, NigeriaOccurrence of animals in an area and the size of territories they occupy is a function of resource availability and the environmental conditions in that area. Territory location in birds is often determined by availability of nesting habitat and we... -
Patterns of chironomid body-size distribution in an effluent-impacted river in the Eastern Cape, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: ON Odume --- Unilever Centre for Environmental Water Quality, South Africa CG Palmer --- Unilever Centre for Environmental Water Quality, South Africa FO Arimoro --- Department of Biological Sciences, Nigeria PK Mensah --- Unilever Centre for Environmental Water Quality, South AfricaBody size is an important determinant of assemblage structure in rivers and streams impacted by elevated concentrations of pollutants such as salts and metals. In the present study, because of the larger surface-area-tovolume ratio of small-bodied chironomid species compared with... -
Spatial and seasonal patterns in sighting rate and life-history composition of the white shark Carcharodon carcharias at Mossel Bay, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Ryklief --- Department of Zoology, South Africa PA Pistorius --- Department of Zoology, South Africa R Johnson --- Oceans Research, South AfricaWhite sharks Carcharodon carcharias aggregate at specific times of the year at localities along the South African coast. At Mossel Bay, on the southern Cape coast, four sites were sampled (Seal Island, Hartenbos, Kleinbrak and Grootbrak) to investigate spatial and... -
Distribution of Lilian's Lovebirds in Malawi
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tiwonge I Mzumara --- School of Life Sciences, South Africa Michael R Perrin --- School of Life Sciences, South Africa Colleen T Downs --- School of Life Sciences, South AfricaLilian's Lovebird Agapornis lilianae is regarded as a mopane Colophospermum mopane woodland specialist. Its global population is sparse and is spread along the Zambezi valley with little known about its current distribution and status. We explored the current distribution of... -
Seed removal by ants, birds and rodents in a woodland savanna habitat in Zimbabwe
Item type: Journal Article • Journal: African Zoology • Authors: Alicia V. Linzey --- Department of Biology, U.S.A. Kimberly A. Washok --- Department of Biology, U.S.A.Seed removal from bait stations was studied in miombo habitat in western Zimbabwe. Previous studies of seed predation in southern Africa have largely been conducted in desert ecosystems. However, this woodland-savanna habitat is more mesic and has relatively predictable rainfall... -
A test of five mechanisms of species coexistence between rodents in a southern African savanna
Item type: Journal Article • Journal: African Zoology • Authors: M.R. Perrin --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa B.P. Kotler --- Blaustein Institute for Desert Research, Mitrani Department of Desert Ecology, IsraelThe operation of five different mechanisms of species coexistence in a community of rodents was examined in a semi-arid Kalahari savanna in southern Africa. The two most common species were Tatera leucogaster (bushveld gerbil) and Rhabdomys pumilio (striped mouse). The... -
African elephant home range and habitat selection in Pongola Game Reserve, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Graeme Shannon --- Amarula Elephant Research Programme, School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa Bruce Page --- Amarula Elephant Research Programme, School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa Rob Slotow --- Amarula Elephant Research Programme, School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa Kevin Duffy --- Durban Institute of Technology, South AfricaThe ranging behaviour and habitat occupancy by three elephant groups (cow herd, bulls, and an orphan group) were studied over a two-year period in a small, fenced reserve. No summer dispersal was observed. Distinct seasonal home ranges were exhibited for... -
Influence of density on the seasonal utilization of broad grassland types by white rhinoceroses
Item type: Journal Article • Journal: African Zoology • Authors: Adrian M. Shrader --- School of Biological and Conservation Sciences, University of KwaZulu-Natal Pietermaritzburg, South Africa Michael R. Perrin --- School of Biological and Conservation Sciences, University of KwaZulu-Natal Pietermaritzburg, South AfricaWe monitored seasonal use of grassland types by white rhinos at two sites within the HluhluweiMfolozi Park (HiP). Thirty-two rhinos were removed from one site to reduce rhino density. Seasonal use of grassland types was similar at both sites, but... -
Habitat use and movement patterns in the graceful crag lizard, Pseudocordylus capensis
Item type: Journal Article • Journal: African Zoology • Authors: Douglas A. Eifler --- USDA Forest Service Liaison’s Office, U.S.A. Maria A. Eifler --- Department of Ecology and Evolutionary Biology, U.S.A. Erin N. Eifler --- , U.S.A.We characterized the habitat use and movement patterns of adult male, adult female and juvenile Pseudocordylus capensis, a diurnal, rock-dwelling, insectivorous lizard. Rock use was vertically stratified: males spent most of their time at local high points, females at mid-level... -
The impact of fire on habitat use by the short-snouted elephant shrew (Elephantulus brachyrhynchus) in North West Province, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Richard W. Yarnell --- Animal, Rural and Environment School, Nottingham Trent University, U.K. Daniel J. Metcalfe --- CSIRO Sustainable Ecosystems, Tropical Forest Research Centre, Australia Nigel Dunstone --- Department of Zoology, New Zealand Niall Burnside --- Animal, Rural and Environment School, Nottingham Trent University, U.K. Dawn M. Scott --- Animal, Rural and Environment School, Nottingham Trent University, U.K.Several studies have investigated the response of small mammal populations to fire, but few have investigated behavioural responses to habitat modification. In this study we investigated the impact of fire on home range, habitat use and activity patterns of the... -
The status of habitat of great white and pink-backed pelicans in northeastern KwaZulu-Natal, South Africa: a review
Item type: Journal Article • Journal: African Zoology • Authors: Meyrick B. Bowker --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa Colleen T. Downs --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South AfricaHabitat change, mainly through the actions of humans, poses a threat to great white (Pelecanus onocrotalus) and pink-backed (P. rufescens) pelicans in northeastern KwaZulu-Natal, the southernmost distributions of these species on Africa’s eastern seaboard. This study assessed the relative importance... -
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... -
Faecal analysis suggests generalist diets in three species of Western Cape cordylids
Item type: Journal Article • Journal: African Zoology • Authors: S. Clusella-Trullas --- Department of Botany and Zoology, South Africa A. Botes --- Department of Botany and Zoology, South AfricaClimate has been proposed as an explanation for the present-day distribution of closely-related melanistic and non-melanistic cordylid species in the southwestern Cape of South Africa. However, diet may also contribute towards shaping geographic distributions. We present preliminary data on diet... -
Genetic variation in the Critically Endangered velvet worm Opisthopatus roseus (Onychophora: Peripatopsidae)
Item type: Journal Article • Journal: African Zoology • Authors: Savel R. Daniels --- Department of Botany and Zoology, South AfricaIn the present study the genetic variation of the Critically Endangered velvet worm species Opisthopatus roseus is examined. This species is endemic to the Ngele mistbelt forest in the KwaZulu-Natal province of South Africa. In recent years the forest has... -
Molossid bats in an African agro-ecosystem select sugarcane fields as foraging habitat
Item type: Journal Article • Journal: African Zoology • Authors: Christina Lehmkuhl Noer --- Animal Behavioural Ecology Group, Department of Biology, Denmark Torben Dabelsteen --- Animal Behavioural Ecology Group, Department of Biology, Denmark Kristine Bohmann --- Section for Evolutionary Genomics, Centre for GeoGenetics, Natural History Museum of Denmark, Denmark Ara Monadjem --- All Out Africa Research Unit, Department of Biological Sciences, SwazilandTwo coexisting species of African molossids, the little free-tailed bat, Chaerephon pumilus, and the Angolan free-tailed bat, Mops condylurus, were studied in the lowveld of Swaziland. Nine C. pumilus and five M. condylurus, all non-lactating females, were radio-tracked in order... -
Seasonal habitat and diet partitioning between two sympatric bovid species in Pendjari Biosphere Reserve (northern Benin): waterbuck and western kob
Item type: Journal Article • Journal: African Zoology • Authors: Chabi A. M. S. Djagoun --- Université d’Abomey-Calavi, Bénin Barthélemy Kassa --- Université d’Abomey-Calavi, Bénin Guy A. Mensah --- Institut National des Recherches Agricoles du Bénin, Bénin Brice A. Sinsin --- Université d’Abomey-Calavi, BéninNiche theory suggests differential use of shared resources facilitates coexistence of species in a community. In this study we used the faecal stable isotope analysis with observations along transect lines perpendicular to the Pendjari River. This was to examine seasonal... -
Home range, habitat selection and activity patterns of an arid-zone population of Temminck’s ground pangolins, Smutsia temminckii
Item type: Journal Article • Journal: African Zoology • Authors: Darren W. Pietersen --- Mammal Research Institute, Department of Zoology and Entomology, South Africa Andrew E. McKechnie --- Mammal Research Institute, Department of Zoology and Entomology, South Africa Raymond Jansen --- Department of Environmental, South AfricaAll previous behavioural studies of Temminck’s ground pangolins (Smutsia temminckii) have focused on populations in mesic regions. We examined home range size, activity periods, habitat selectivity and refuge site selection of 13 individuals over three years in the Kalahari Desert... -
Introduced Pacific oysters Crassostrea gigas in South Africa: demographic change, genetic diversity and body condition
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J Keightley --- Department of Botany and Zoology, South Africa S von der Heyden --- Department of Botany and Zoology, South Africa S Jackson --- Department of Botany and Zoology, South AfricaSuccessful aquaculture species are often chosen for their fast growth rates and fecundity, which are also characteristics of invasive species. The Pacific oyster Crassostrea gigas, which constitutes 80% of global oyster trade, has been confirmed as invasive in 17 of... -
Elevated temperatures drive fine-scale patterns of habitat use in a savanna bird community
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Rowan O Martin --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Susan J Cunningham --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Philip AR Hockey --- ,Many animals use thermally buffered microhabitats, e.g. patches of shade within trees, to avoid temperature extremes. These ‘thermal refugia’ may mediate the impact of climate change on animals. Predicting how species and communities will respond to rising temperatures therefore requires... -
Seasonal changes in movement and habitat use by Southern Ground-Hornbills in the South African lowveld
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Blair A Zoghby --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Peter G Ryan --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Rob M Little --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Tim Reid --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Philip AR Hockey --- ,Southern Ground-Hornbills Bucorvus leadbeateri are Endangered in South Africa and there is a concerted effort to reverse their population decline. They live in groups year round, with only the alpha pair breeding, raising at most one chick per year. Each... -
Visual obstruction as a method to quantify herbaceous biomass in southern African semi-arid savannas
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Dave Joubert --- Polytechnic of Namibia, Namibia Larkin A Powell --- School of Natural Resources, USA Walter H Schacht --- Department of Agronomy and Horticulture, USABiomass of aboveground vegetation is a useful descriptor for studies of grazing, fire and wildlife habitat use in grassland systems. The traditional method to estimate biomass, hand-clipping, is time intensive and other indices of biomass have been used successfully. In... -
A survey for the Critically Endangered Liben Lark Heteromirafra archeri in Somaliland, north-western Somalia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Michael SL Mills --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Callan Cohen --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Julian Francis --- Tolpuddle Manor, UK Claire N Spottiswoode --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South AfricaThe Critically Endangered Archer's Lark (now Liben Lark) Heteromirafra archeri was formerly considered to be endemic to north-western Somalia and known only from the Tog Wajaale Plain, where 18 specimens were collected between 1918 and 1922. Fifteen visits between 1970... -
Seed removal by ants, birds and rodents in a woodland savanna habitat in Zimbabwe
Item type: Journal Article • Journal: African Zoology • Authors: Alicia V. Linzey --- Department of Biology, U.S.A. Kimberly A. Washok --- Department of Biology, U.S.A.Seed removal from bait stations was studied in miombo habitat in western Zimbabwe. Previous studies of seed predation in southern Africa have largely been conducted in desert ecosystems. However, this woodland-savanna habitat is more mesic and has relatively predictable rainfall... -
Spatial utilization by black-backed jackals in southeastern Botswana
Item type: Journal Article • Journal: African Zoology • Authors: S.K.K. Kaunda --- Mammal Research Institute, University of Pretoria, South AfricaSpace use by black-backed jackals was investigated between November 1995 and February 1997 in the Mokolodi Nature Reserve (MNR) in southeastern Botswana. Mean aggregate home-range size for the three radio-collared jackals was 15.9 km2. Mean home-range size varied between seasons... -
Potential distributions of the medium- to large-sized mammals in the Cape Floristic Region, based on historical accounts and habitat requirements>
Item type: Journal Article • Journal: African Zoology • Authors: A.F. Boshoff --- Terrestrial Ecology Research Unit, Department of Zoology, South Africa L.J. Kerley --- Terrestrial Ecology Research Unit, Department of Zoology, South AfricaConservation planning in the Cape Floristic Region, a recognized world plant diversity hotspot, required systematic (i.e. presence/absence) information on the estimated distributions of the medium- to large-sized mammals. A pragmatic approach for obtaining distribution estimates, for the period prior to... -
Geographical distribution and habitats of the freshwater snail Bulinus reticulatus and its susceptibility to Schistosoma haematobium miracidia under experimental conditions
Item type: Journal Article • Journal: African Zoology • Authors: Kenné N. de Kock [AN0001] Corrie T. Wolmarans --- School of Environmental Sciences and Development, Zoology, South Africa Hylton D. Strauss --- School of Environmental Sciences and Development, Zoology, South Africa Madeleine Killian --- School of Environmental Sciences and Development, Zoology, South Africa Desireé C. Maree --- School of Environmental Sciences and Development, Zoology, South AfricaA brief account is given of the geographical distribution and habitats of Bulinus reticulatus as reflected by the 278 samples currently on record in the database of the National Freshwater Snail Collection, Potchefstroom University. The susceptibility of field specimens and... -
Ecological variables governing habitat suitability and the distribution of the endangered Juliana’s golden mole
Item type: Journal Article • Journal: African Zoology • Authors: Craig R. Jackson --- Mammal Research Institute, South Africa Trine Hay Setsaas --- Department of Biology, Norway Mark P. Robertson --- Department of Zoology and Entomology, South Africa Nigel C. Bennett --- Mammal Research Institute, South AfricaJuliana’s golden mole (Neamblysomus julianae) occurs in three isolated populations in the northeastern parts of South Africa. This cryptic species is not evenly distributed throughout its restricted range and appears to have very specific habitat requirements. Its endangered status reflects... -
>Utilization of shallow subtidal bays associated with warm temperate rocky shores by the late-stage larvae of some inshore fish species, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Nadine A. Strydom --- South African Institute for Aquatic Biodiversity, South Africa>This work describes the utilization of shallow, subtidal bays, associated with rocky shores, by the late-stage larvae and early juveniles of some common inshore fishes. Larval and early juvenile fishes were collected in seven small bays (30–50 m wide) between... -
Bushclumps as refugia for small mammals in two Eastern Cape conservation areas
Item type: Journal Article • Journal: African Zoology • Authors: G.M. Whittington-Jones --- Wildlife and Reserve Management Research Group, South Africa R.T.F. Bernard --- Wildlife and Reserve Management Research Group, South Africa D.M. Parker --- Wildlife and Reserve Management Research Group, South AfricaBushclumps are scattered islands of thicket-like vegetation within a matrix of more open vegetation. We investigated the role of bushclumps as refugia for small mammals, and examined the effect of a limited number of abiotic and biotic factors on their... -
Current distribution of the southern barred minnow, Opsaridium peringueyi (Pisces: Cyprinidae), in South Africa:Is there reason for concern?
Item type: Journal Article • Journal: African Zoology • Authors: J.A. Venter --- School of Biological and Conservation Sciences, South Africa P.S.O. Fouché --- Zoology Department, South Africa W. Vlok --- Centre for Aquatic Research, Department of Zoology, South AfricaIn South Africa, relatively small, but healthy populations of Opsaridium peringueyi remain in the middle reaches of the Luvuvhu, Blyde, Sabie and Pongolo Rivers. The species may be extinct in some rivers like the Shingwedzi and lower-Olifants and its status... -
Is diet adaptability a reason for the persistence of African Crowned Eagles Stephanoaetus coronatus in altered habitats?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Brian Reeves --- Eastern Cape Parks and Tourism Agency, South Africa Andre F Boshoff --- Centre for African Conservation Ecology, Department of Zoology, South AfricaThe dietary response of African Crowned Eagles Stephanoaetus coronatus to habitat transformation was investigated. Habitat alteration around nests in the Eastern Cape, South Africa, was mapped and nests were assigned to two habitat classes. Prey remains were collected from around... -
Current distribution and population size of the Blue Swallow Hirundo atrocaerulea in the southern Tanzanian highlands
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Steven W Evans --- SARCHI Chair on Biodiversity Value and Change, School of Mathematical and Natural Sciences, South Africa Elizabeth M Baker --- Tanzanian Bird Atlas Project, Tanzania Neil E Baker --- Tanzanian Bird Atlas Project, Tanzania Dirk Cilliers --- Unit for Environmental Sciences and Management (Zoology), South AfricaTwo surveys of Blue Swallows were conducted in the southern Tanzanian highland grasslands in order to determine the habitat preferences and estimate the size of this subpopulation. During the 2008/09 and 2012 surveys, a total distance of 3 635 km was... -
Diel movement of smallmouth yellowfish Labeobarbus aeneus in the Vaal River, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: FJ Jacobs --- Kamutjonga Inland Fisheries Institute, Namibia GC O'Brien --- Aquatic Ecosystem Research Group, School of Life Sciences, South Africa NJ Smit --- Water Research Group (Ecology), Unit for Environmental Sciences and Management, South AfricaDiel movements of Orange–Vaal smallmouth yellowfish Labeobarbus aeneus (Burchell, 1822) in the Vaal River, South Africa, were determined by externally attaching radio transmitters to 11 adult fish and manually tracking them between March and May 2012. Twenty-four radio telemetry monitoring... -
Habitat use and home range of black-backed jackals (Canis mesomelas) on farmlands in the Midlands of KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Bruce D Humphries --- School of Life Sciences, South Africa Tharmalingam Ramesh --- School of Life Sciences, South Africa Trevor R Hill --- School of Agriculture, Earth and Environmental Science, South Africa Colleen T Downs --- School of Life Sciences, South AfricaBlack-backed jackals (Canis mesomelas) are an abundant mesopredator on farmlands (croplands and rangelands) across South Africa. Given their adaptability in a changing anthropogenic landscape, knowledge of spatial movements can provide important ecological information on the species. We captured, collared and... -
Patterns of roost site selection and use by Southern Ground-Hornbills in north-eastern South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Blair A Zoghby --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Rob M Little --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Peter G Ryan --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Philip AR Hockey --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South AfricaDifferent habitats may be used for the needs of various aspects of an animal’s life. Southern Ground-Hornbill Bucorvus leadbeateri groups announce their presence within year-round territories by calling at dawn from their overnight roost sites. Knowledge on ground-hornbill roosting habits... -
Spatial metrics effect of forest fragmentation on forest bird abundance and site occupancy probability: the influence of patch size and isolation
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Robert B Modest --- Department of Wildlife Management, Tanzania Shombe N Hassan --- Department of Wildlife Management, Tanzania Alfan A Rija --- Department of Wildlife Management, TanzaniaThe persistence of species taxa within fragmented habitats is dependent on the source–sink metapopulation processes, and forest patch size and isolation are key factors. Unveiling species–patch area and/or species–patch isolation relationships may help provide crucial information for species and landscape... -
Diet of nesting African Crowned Eagles Stephanoaetus coronatus in emerging and forest–savanna habitats in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Gerard Malan --- Department of Nature Conservation, South Africa Eleen Strydom --- Department of Nature Conservation, South Africa Susanne Shultz --- Faculty of Life Sciences, UK Graham Avery --- Natural History Collections Department, South AfricaThe aim of this study was to investigate the species composition of prey caught in the forest, savanna and emerging habitats in which African Crowned Eagles Stephanoaetus coronatus breed in KwaZulu-Natal province, South Africa. At the 17 nest sites, the... -
Habitat selection of the Black-shouldered Kite Elanus caeruleus in agroecosystems of Swaziland
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Katharine A Howard --- Department of Wildlife, Sustainability, and Ecosystem Sciences, USA Thomas W Schwertner --- Department of Wildlife, Sustainability, and Ecosystem Sciences, USA James P Muir --- Department of Wildlife, Sustainability, and Ecosystem Sciences, USA Ara Monadjem --- All Out Africa Research Unit, Department of Biological Sciences, SwazilandA decline in many African raptor populations may contribute to loss of ecosystem services such as pest control. The Black-shouldered Kite Elanus caeruleus stands out as an exception, experiencing range expansions due to its proclivity for agricultural landscapes. We surveyed... -
Atlantic humpback dolphins Sousa teuszii in the Saloum Delta (Senegal): distribution, relative abundance and photo-identification
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CR Weir --- Ketos Ecology, UKDuring October and November 2015, the first systematic survey of Sousa teuszii was carried out in the Saloum Delta (Senegal, West Africa), comprising 1 617.5 km of boat-based survey coverage. Thirty sightings were recorded in the Saloum and Diomboss rivers,... -
Hierarchical analysis of Swainson’s Spurfowl Pternistis swainsonii habitat use on Highveld maize and livestock farms
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Johann H van Niekerk --- Department of Environmental Sciences, College of Agriculture and Environmental Science, South AfricaThis paper explains habitat use by Swainson’s Spurfowl Pternistis swainsonii on maize Zea mays and livestock farms on the Highveld south-east of Johannesburg, South Africa. The purpose is to describe habitat modification methods to manipulate the abundance of Swainson’s Spurfowl... -
Habitat associations of birds at Mara Naboisho Conservancy, Kenya
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Ara Monadjem --- All Out Africa Research Unit, Department of Biological Sciences, Swaziland Munir Z Virani --- The Peregrine Fund, KenyaHabitat associations of birds were quantified through fixed-radius timed bird counts at Mara Naboisho Conservancy within the Greater Mara Region, Kenya. We conducted 73 timed counts in four distinct habitats (riparian, woodland, rocky outcrop and plains) in both dry and... -
The influence of food abundance, food dispersion and habitat structure on territory selection and size of an Afrotropical terrestrial insectivore
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: William D Newmark --- Natural History Museum of Utah, USA Thomas R Stanley --- US Geological Survey, USAMost tropical insectivorous birds, unlike their temperate counterparts, hold and defend a feeding and breeding territory year-around. However, our understanding of ecological factors influencing territory selection and size in tropical insectivores is limited. Here we examine three prominent hypotheses relating... -
Is it enough to talk of marriage as a process? Legitimate co-habitation in Umlazi, South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Mark Hunter --- Human Geography, CanadaSome 65 years ago Radcliffe-Brown wrote that marriage is “not an event or a condition but a developing process.” This position became modified two decades later when John Comaroff and Simon Roberts demonstrated the ambiguity of the process of marriage... -
Occurrence and ecological aspects of the two-fingered skink Chalcides mauritanicus in the Chafarinas Islands in North Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: José Martín --- , , Spain Roberto García-Roa --- , , Spain Jesús Ortega --- , , Spain Pilar López --- , , Spain Ana Pérez-Cembranos --- , , Spain Alicia León --- , , Spain Luis V. García --- , , Spain Valentín Pérez-Mellado --- , , SpainThe two-fingered skink, Chalcides mauritanicus, is a fossorial species from North Africa, where it has only been found at a few localities on sandy sea shores. Virtually nothing is known about its ecology. For the first time, we report the... -
Influence of riparian habitats on the distribution of rainforest chameleons in Parc National de Ranomafana, Madagascar
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Jeanneney Rabearivony --- , , Madagascar Lee D. Brady --- , , UK Richard K.B. Jenkins --- , , UK Richard A. Griffiths --- , , UK Achille P. Raselimanana --- , , Madagascar Michel Bisoa --- , Rasoamampionona N. Raminosoa --- , , MadagascarThe spatial and seasonal distribution of chameleon species along ecological gradients within six riparian areas in Parc National de Ranomafana was studied using transects. Eight species of chameleons were recorded (Palleon nasus, Brookesia superciliaris, B. thieli, Calumma gastrotaenia, C. glawi,... -
Factors determining the occurrence of Pleurodeles poireti (Caudata: Salamandridae) on Edough Peninsula, northeastern Algeria
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Jihène Ben Hassine --- , , Tunisia Daniel Escoriza --- , , Spain Badis Bakhouche --- , , AlgeriaPleurodeles poireti is one of the lesser-known amphibians in the Mediterranean region. This species is strictly endemic to the Edough Peninsula in northeastern Algeria. Here we investigated the factors that determine the presence of P. poireti, by affecting its selection... -
Habitat preference of the eastern population of the Short-clawed Lark Certhilauda chuana in the Limpopo province, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Sean M Marr --- Department of Biodiversity, School of Molecular and Life Sciences, South Africa Joseph I Grosel --- Department of Biodiversity, School of Molecular and Life Sciences, South Africa G Derek Engelbrecht --- Department of Biodiversity, School of Molecular and Life Sciences, South AfricaThe southern African endemic Short-clawed Lark Certhilauda chuana has two geographically isolated populations. Little is known about the smaller eastern population, which is restricted to the Polokwane Plateau, South Africa. To provide input for a conservation strategy for the eastern... -
Space use by Rhabdosargus holubi in a southern African estuary, with emphasis on fish movements and ecosystem connectivity
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GN Grant --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa PD Cowley --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa RH Bennett --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa TS Murray --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa AK Whitfield --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaTwenty-one juvenile Cape stumpnose Rhabdosargus holubi (140–190 mm fork length) were tagged with internal acoustic transmitters in the lower, middle and upper reaches of the Kowie Estuary, South Africa. The movements of each fish were continually monitored from October 2014... -
Eelgrass beds and bare substrata – sparid and mugilid composition in contrasting littoral estuarine habitats
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Pollard --- Department of Zoology and Entomology, South Africa AN Hodgson --- Department of Zoology and Entomology, South Africa HM Kok --- Port Elizabeth Museum, South Africa AK Whitfield --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaSeagrass beds serve as nursery grounds for many fish species and often play an important role in the juvenile stages of economically and recreationally important fishes. The eelgrass Zostera capensis is the dominant submerged macrophyte in permanently open South African... -
Towards understanding habitat use patterns of an endangered galliform subspecies, Pternistis bicalcaratus ayesha: implications for conservation
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Saâd Hanane --- Forest Research Center, High Commission for Water, Forests and Desertification Control, Morocco Najib Magri --- Forest Research Center, High Commission for Water, Forests and Desertification Control, MoroccoDetermination of factors affecting habitat selection is a major topic in avian ecology, with strong implications for conservation purposes. Studies dealing with the impacts of ecological factors on breeding spurfowls, especially the Critically Endangered Double-spurred Spurfowl Pternistis bicalcaratus ayesha, are... -
Intertidal mangrove boundary zones as nursery grounds for the mud crab Scylla serrata
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: DO Mirera --- Kenya Marine and Fisheries Research Institute (KMFRI), KenyaThe demand for mud crab Scylla serrata (Forsskål 1775) in the global market has increased, hence there is growing momentum to farm the species in Africa. Aquaculture production in Kenya and elsewhere in East Africa currently relies on juvenile seeds... -
Variation in the daily activity, movement and refugia of Critically Endangered geometric tortoises, Psammobates geometricus, in autumn and spring
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Brian T. Henen --- , , South Africa Ulric P. van Bloemestein --- , , South Africa Margaretha D. Hofmeyr --- , , South Africa Craig A. Weatherby --- , , USATo help assess habitat requirements of Critically Endangered geometric tortoises, we used thread-trailing to measure daily activity, movements and refugia of adult Psammobates geometricus in autumn and spring 2002. We found strong differences between seasons, and effects of weather, individuals... -
Habitat structure and presence of Salamandra algira Bedriaga, 1883 in the Edough Peninsula, north-eastern Algeria
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Daniel Escoriza --- , Spain Jihène Ben Hassine --- , , MoroccoThis study examined the role of habitat characteristics on the presence of Salamandra algira in the Edough Peninsula, north-eastern Algeria. In this region, 33 sites were surveyed over the late winter and spring for a period of three years. Salamandra... -
Seasonal habitat requirements of Lemon Dove (Aplopelia larvata) in coastal forest: camera-trap surveys of a reclusive species
Item type: Journal Article • Journal: African Zoology • Authors: David A Ehlers Smith --- School of Life Sciences, South Africa Yvette C Ehlers Smith --- School of Life Sciences, South Africa Colleen T Downs --- School of Life Sciences, South AfricaThe modification of natural habitats requires behavioural plasticity, which may be challenging for ‘specialist’ species. Quantifying habitat requirements and behavioural responses of specialists to landscape transformation is thus a priority for baseline data to inform conservation practices. Using camera-trap surveys... -
Habitat variables associated with encounters of Hottentot Buttonquail Turnix hottentottus during flush surveys across the Fynbos biome
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Alan TK Lee --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Dale R Wright --- BirdLife South Africa, South Africa Brian Reeves --- Eastern Cape Parks and Tourism Agency, South AfricaThe Hottentot Buttonquail Turnix hottentotus is an endangered terrestrial turnicid and is endemic to the Fynbos biome, South Africa. Due to its secretive nature and apparent rarity almost nothing is known about the species, but its range has been subject... -
Habitat characteristics of wintering Wood Warbler Phylloscopus sibilatrix in the Centre Region of Cameroon: conservation implications
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Taku Awa --- Laboratory of Applied Biology and Ecology, Faculty of Science, Cameroon Tsi A Evaristus --- Department of Fundamental Science, Higher Technical Teacher Training College, Cameroon Robin C Whytock --- School of Biological and Environmental Sciences, UK Tsetagho Guilain --- Laboratory of Applied Biology and Ecology, Faculty of Science, Cameroon John Mallord --- Centre for Conservation Science, Royal Society for the Protection of Birds, UKPopulations of many Afro-Palearctic birds have declined, with those wintering in sub-Saharan Africa, such as Wood Warbler Phylloscopus sibilatrix, particularly affected. In this study we investigated the relationship between habitat characteristics and Wood Warbler presence/absence in the Centre Region of... -
Classification of marine bioregions on the east coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: T-C Livingstone --- Ezemvelo KZN Wildlife, South Africa JM Harris --- Ezemvelo KZN Wildlife, South Africa AT Lombard --- Institute for Coastal and Marine Research, Nelson Mandela University, South Africa AJ Smit --- Department of Biodiversity and Conservation Biology, South Africa DS Schoeman --- School of Science and Engineering, AustraliaMarine bioregional planning requires a meaningful classification and spatial delineation of the ocean environment using biological and physical characteristics. The relative inaccessibility of much of the ocean and the paucity of directly measured data spanning entire planning regions mean that... -
Presence of microplastics in the tube structure of the reef-building polychaete Gunnarea gaimardi (Quatrefages 1848)
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: HA Nel --- Department of Zoology and Entomology, South Africa PW Froneman --- Department of Zoology and Entomology, South AfricaThe prevalence of microplastics in the marine environment has resulted in a need to understand their association with various fauna. The aim of this study was to assess whether microplastic particles are present in the tube structure of the indigenous... -
First insights on spatial and temporal distribution patterns of humpback whales in the breeding ground at Sainte Marie Channel, Madagascar
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Trudelle --- Bioacoustics Team, France J-B Charrassin --- Sorbonne Universités (UPMC, Univ. Paris 06) – CNRS-IRD-MNHN, LOCEAN-IPSL, France A Saloma --- Cétamada, Port Barachois, Madagascar S Pous --- Sorbonne Universités (UPMC, Univ. Paris 06) – CNRS-IRD-MNHN, LOCEAN-IPSL, France A Kretzschmar --- Biostatistiques et Processus Spatiaux (BioSP), France O Adam --- Bioacoustics Team, FranceThe Sainte Marie Channel on the northeast coast of Madagascar is an important breeding ground for humpback whales; the first observation of birth was documented there, yet it has never been investigated for phenology and habitat use of humpback whales... -
Breeding ecology of Kori Bustard Ardeotis kori strunthiunculus in the Serengeti National Park
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Emmanuel C Mmassy --- Tanzania Wildlife Research Institute, Tanzania Robert D Fyumagwa --- Tanzania Wildlife Research Institute, Tanzania Kjetil Bevanger --- Norwegian Institute for Nature Research, Norway Eivin Røskaft --- Department of Biology, NorwayThe breeding ecology of the Kori Bustard Ardeotis kori strunthiunculus was studied in the plains of the Serengeti National Park, Tanzania in 2014 and 2015. Random transects were used to search for male courtship displays, nests, chicks and subadults. GPS... -
A new species of Scolecoseps (Reptilia: Scincidae) from coastal north-eastern Mozambique
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Luke Verburgt --- , , South Africa Ursula K. Verburgt --- , , South Africa William R. Branch --- , South AfricaSeven specimens of Scolecoseps Loveridge, 1920 from the vicinity of Palma on the north coast of Mozambique are compared morphologically with other known material of this genus. The new material can be distinguished morphologically from all other Scolecoseps by the... -
Effect of drift sampler exposure time and net mesh size on invertebrate drift density in the Njoro River, Kenya
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PW Mureithi --- Department of Biological Sciences, Kenya JG Mbaka --- Department of Land and Water Management, Kenya CM M’Erimba --- Department of Biological Sciences, Kenya JM Mathooko --- Department of Biological Sciences, KenyaAlthough invertebrate drift is an important ecological process in lotic ecosystems, very little is known about it in Kenyan rivers. The primary aim of this study was to investigate the effect of driftnet mesh size and exposure duration on drift... -
Non-invasive assessment of adrenocortical activity as a measure of stress in leopards Panthera pardus
Item type: Journal Article • Journal: African Zoology • Authors: Andrea B Webster --- Endocrine Research Laboratory, Department of Anatomy and Physiology, South Africa Richard EJ Burroughs --- Department of Production Animal Studies. Faculty of Veterinary Science, South Africa Peter Laver --- Endocrine Research Laboratory, Department of Anatomy and Physiology, South Africa André Ganswindt --- Endocrine Research Laboratory, Department of Anatomy and Physiology, South AfricaLeopards Panthera pardus are classified in the IUCN Red List as Vulnerable, primarily due to habitat loss, natural prey base depletion and exploitation caused by various anthropogenic activities. Although protected areas are important for leopard conservation, the majority of suitable... -
Comparative foraging behaviour of three species of shrike in southern Africa
Item type: Journal Article • Journal: African Zoology • Authors: Artur Golawski --- Department of Zoology, Faculty of Natural Science, Poland Zbigniew Kasprzykowski --- Department Environmental Studies and Biological Education, Faculty of Natural Science, PolandUtilisation of food resources in migrant and resident birds living sympatrically often leads to differences in feeding strategy. For sit-and-wait hunters such as shrikes, it is connected with competition for food and hunting places. In this study, foraging behaviour of... -
Distribution and habitat use of Indo-Pacific bottlenose dolphins Tursiops aduncus along the south coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OA Vargas-Fonseca --- , South Africa SP Kirkman --- , South Africa D Conry --- , South Africa GM Rishworth --- , South Africa V Cockcroft --- , South Africa PA Pistorius --- , South AfricaThe distribution and habitat use of the Indo-Pacific bottlenose dolphin Tursiops aduncus along the south coast of South Africa was investigated using bi-monthly boat-based surveys, from 2013 to 2016, over a distance of 145 km between the Goukamma and Tsitsikamma... -
Seabird breeding populantions decrease along the arid coastline of South Africa’s Northern Cape province
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Robert JM Crawford --- Branch Oceans and Coasts, Department of Environmental Affairs, South Africa Bruce M Dyer --- Branch Oceans and Coasts, Department of Environmental Affairs, South Africa Louise Geldenhuys --- Northern Cape Department of Environment and Nature Conservation, South Africa W Herman Oosthuizen --- Branch Oceans and Coasts, Department of Environmental Affairs, South Africa Azwianewi B Makhado --- Branch Oceans and Coasts, Department of Environmental Affairs, South AfricaNumbers of eight seabird species that have bred in coastal areas of South Africa’s arid Northern Cape province have all shown substantial decreases since initial estimates of their abundance were made in the latter part of the twentieth century. Likely... -
Spatial distribution of male display sites in a North African population of Houbara Bustard Chlamydotis undulata undulata
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mohsen Chammem --- Institut des Regions Arides, Tunisia Mohsen Jarray --- Institut des Regions Arides, Tunisia Touhami Khorchani --- Institut des Regions Arides, TunisiaUnderstanding the effect of habitat characteristics on the distribution of threatened species are fundamental in conservation planning and management. Here, we explore the spatial distribution pattern of display site by the North African Houbara Bustard Chlamydotis undulata undulata males. For... -
Bathymetry, substrate and fishing areas of Southeast Atlantic high-seas seamounts
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OA Bergstad --- Institute of Marine Research (IMR), Norway ÅS Høines --- Institute of Marine Research (IMR), Norway R Sarralde --- Instituto Espanol de Oceanografia, Centro Oceanografico de Canarias, Spain G Campanis --- South East Atlantic Fisheries Organisation (SEAFO), Namibia M Gil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain F Ramil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain E Maletzky --- Ministry of Fisheries and Marine Resources, Namibia E Mostarda --- Food and Agriculture Organization of the United Nations (FAO), Italy L Singh --- Branch: Fisheries Management, Department of Agriculture, Forestry and Fisheries (DAFF), South Africa MA António --- Secretary of State of Affairs, Ministry of Agriculture, Rural Development and Fisheries, AngolaMost of the Southeast Atlantic Ocean is abyssal, and global bathymetries suggest that only ∼3.2% of the areas beyond national jurisdiction (ABNJ; also known as the high seas, as defined in the United Nations Convention on the Law of the... -
Seasonal occurrence and ecological aspects of Afrodiplozoon polycotyleus (Monogenea: Diplozoidae) from the gills of three cyprinids from the Nwanedi-Luphephe dams, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EM Mbokane --- Aquaculture Research and Development, South Africa J Theron --- Aquaculture Research Unit, University of Limpopo, South Africa WJ Luus-Powell --- Department of Biodiversity, South AfricaThe effect of seasonal changes and ecological aspects of Afrodiplozoon polycotyleus (Paperna, 1973) collected on Labeobarbus marequensis (Smith, 1841), Enteromius trimaculatus (Peters, 1852) and Enteromius radiatus (Peters, 1853) was investigated from January to October 2008. Fish were collected at the... -
Patterns of juvenile reef-fish recruitment in Kenya’s shallow fringing- lagoon reefs
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GM Okemwa --- Kenya Marine and Fisheries Research Institute, Kenya B Kaunda-Arara --- Department of Fisheries and Aquatic Sciences, Kenya EN Kimani --- Kenya Marine and Fisheries Research Institute, KenyaStudies to understand local-scale patterns in the recruitment of juvenile coral-reef fishes within the western Indian Ocean (WIO) region are few, yet such knowledge is important in fisheries management. Underwater visual census surveys were conducted at five shallow fringing-lagoon reef... -
Agulhas long-billed lark (Certhilauda brevirostris) densities, population estimates and habitat association in a transformed landscape
Item type: Journal Article • Journal: African Zoology • Authors: Celeste de Kock --- Department of Continuing Education, United Kingdom Alan TK Lee --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South AfricaThe effects of agricultural landscape transformation and subsequent habitat associations have been little studied for the Agulhas long-billed lark (Certhilauda brevirostris), a regionally threatened species in the Overberg, Western Cape, South Africa. Point count surveys were conducted throughout the Overberg... -
A tale of records from Hakskeen Pan, the first record of Pumilibranchipus deserti Hamer and Brendonck, 1995 (Anostraca, Branchiopoda) from South Africa and the pursuit of a new world land speed record
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: E Meyer-Milne --- South African Environmental Observation Network, South Africa MC Mlambo --- Department of Freshwater Invertebrates, Albany Museum, South AfricaUntil now, Pumilibranchipus deserti was known from only one locality in Namibia. This paper reports the first record of this species from South Africa in Hakskeen Pan, Northern Cape, which represents a new, easterly range extension of the known distribution... -
An annotated checklist of the leech (Annelida: Hirudinida) species of the Moulouya River basin, Morocco, with several new distribution records and a historical overview
Item type: Journal Article • Journal: African Zoology • Authors: Younes Mabrouki --- Université Mohamed Premier, Morocco Raja Ben Ahmed --- Faculté des Sciences de Tunis, LR18ES41 Ecologie, Biologie et Physiologie des organismes aquatiques, Tunisia Abdelkhaleq Fouzi Taybi --- Université Mohamed Premier, Morocco Juan Rueda --- Instituto Cavanilles de Biodiversidad y Biología Evolutiva (ICBiBE-UV), SpainA historical overview of the leech fauna of Morocco, based on both literature data, museum collections and new material, sampled in more than 100 sites in the Moulouya River basin (eastern region of Morocco), is provided. Twenty species from five... -
A tale of two habitats: preliminary comparison of fish abundance and diversity between saltmarsh- and mangrove-dominated creeks in the Nahoon Estuary, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Keur --- Department of Biodiversity and Conservation Biology, Faculty of Natural Science, South Africa N James --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa A Rajkaran --- Department of Biodiversity and Conservation Biology, Faculty of Natural Science, South AfricaA preliminary assessment of abundance and richness of fishes utilising saltmarsh and mangrove habitats in the Nahoon Estuary, situated on the eastern coast of South Africa, was undertaken during July 2017. The structural composition and complexity of the two habitats... -
Macrobenthic community structure of the Mhlathuze Estuary, a permanently open estuarine embayment in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JI Izegaegbe --- Department of Zoology, South Africa L Vivier --- Department of Zoology, South Africa HMM Mzimela --- Department of Zoology, South AfricaThe Mhlathuze Estuary, an estuarine embayment in northern Zululand, is considered an estuary of national conservation importance. No historical data on the benthic macrofauna are available for the past 20 years, creating a significant gap in our understanding of the... -
Review of fish life history strategies associated with warm temperate South African estuaries and a call for effective integrated management
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NA Strydom --- Department of Zoology, South Africa Y Kisten --- Department of Zoology, South AfricaRefuge and feeding areas for young fish in estuaries are important for the survival of fish and replenishment of coastal fish stocks, particularly in the temperate south east coast of southern Africa. Larvae and juveniles of important fishery species recruit... -
Spatial patterns and environmental risks of ringnet fishing along the Kenyan coast
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: P Thoya --- Kenya Marine and Fisheries Research Institute, Kenya S Pérez-Jorge --- Marine and Environmental Sciences Centre (MARE) and Institute of Marine Research (IMAR), Portugal GM Okemwa --- Kenya Marine and Fisheries Research Institute, Kenya H Mwamlavya --- Kenya Marine and Fisheries Research Institute, Kenya A Tuda --- Kenya Wildlife Service, Kenya N Wambiji --- Kenya Marine and Fisheries Research Institute, Kenya JM Maina --- Department of Environmental Sciences, AustraliaRingnet fishing began in the early 20th century and is practised worldwide, mainly to target nearshore pelagic species. The method was introduced to Kenya’s coastal waters by migrant fishers from Tanzania. However, the impacts of this fishing gear remain poorly... -
Mapping subtidal estuarine habitats with a remotely operated underwater vehicle (ROV)
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J Wasserman --- Botany Department, DST/NRF Research Chair in Shallow Water Ecosystems, South Africa L Claassens --- Department of Zoology and Entomology, South Africa JB Adams --- Botany Department, DST/NRF Research Chair in Shallow Water Ecosystems, South AfricaSubtidal habitats have not yet been accounted for in habitat maps of South African estuaries. In this study, a novel method for mapping subtidal estuarine habitats, using a remotely operated underwater vehicle (ROV) piloted from a boat, was developed and... -
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... -
Habitat utilisation of Pseudobarbus afer and Sandelia capensis in headwaters of the Swartkops River, Eastern Cape, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: B Hannweg --- , South Africa SM Marr --- , South Africa LE Bloy --- , South Africa OLF Weyl --- , South AfricaHabitat degradation is one of the greatest threats to endemic freshwater fish in the Cape Fold Ecoregion. One habitat restoration strategy is the replication of critical habitat using artificial materials. In this paper, we evaluate the habitat occupancy of two... -
Trends in savannah waterbirds: protected area effect and influence of global threats on differing guilds
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tawanda Tarakini --- , Zimbabwe Peter Mundy --- , Zimbabwe Hervé Fritz --- , FranceUnderstanding species threats is underpinned by information on their population trends. We investigated the contribution of population drivers associated with 86 waterbird species’ trends at a local scale, Hwange National Park (HNP) and a national scale (Zimbabwe). We used logistic... -
Potential release sites and strategies for a Bearded Vulture Gypaetus barbatus reintroduction in South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Christiaan W Brink --- , South Africa Sonja Krüger --- , South Africa Arjun Amar --- , South AfricaThe southern African population of Bearded Vultures Gypaetus barbatus has declined rapidly and it is threatened with extinction. In response to this decline and the additional threats of wind farm developments in the core of the species’ range, it has... -
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... -
Duration of survey changes interpretation of habitat preferences: an example of an endemic tropical songbird, the Bangwa Forest Warbler
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Michał Budka --- , Poland Magdalena Czyż --- , Poland Anna Skierczyńska --- , Poland Michał Skierczyński --- , Poland Tomasz S Osiejuk --- , PolandUnderstanding the distribution, habitat preferences and population trends is crucial to effectively manage and protect birds. Currently, in this area, there are disproportionally more studies on temperate than on tropical species. Consequently managing, protecting and predicting population trends in tropical... -
Restricted breeding habitat of the Critically Endangered White-winged Flufftail in Ethiopia and its conservation implications
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: RB Colyn --- , South Africa MA Howes-Whitecross --- , South Africa C Howes --- , South Africa HA Smit-Robinson --- , South AfricaThe White-winged Flufftail Sarothrura ayresi is considered the most threatened rallid species in Africa and has significant data deficiencies related to population dynamics, ecology and conservation priorities. The Ethiopian Highlands have until recently, been the only known breeding area for... -
Foraging behaviour of wintering shorebirds at Merja Zerga lagoon (Atlantic coast, Morocco)
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Feirouz Touhami --- , Morocco Hamid Rguibi Idrissi --- , Morocco Abdelaziz Benhoussa --- , MoroccoThis paper presents the results of a comparative study on the foraging behaviour of 15 species of wintering shorebirds at Merja Zerga lagoon. We video recorded a total of 600 actively foraging birds at the intertidal mudflats of the lagoon... -
Individual and contextual predictors of comprehensive HIV and AIDS knowledge among young females in Ghana
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Eugene KM Darteh --- , GhanaSub-Saharan Africa is a region that is severely affected by the HIV and AIDS pandemic with females disproportionately affected. Having accurate and comprehensive knowledge about HIV and AIDS is a major strategy in the fight against the pandemic. This study... -
Distribution and abundance of African elephants in Ngorongoro Crater, northern Tanzania
Item type: Journal Article • Journal: African Zoology • Authors: John Kioko --- , Tanzania Alanna Horton --- , United States Margo Libre --- , United States Jennifer Vickers --- , United States Emma Dressel --- , United States Heather Kasey --- , United States Pastory M Ndegeya --- , Tanzania Donatus Gadiye --- , Tanzania Bernard Kissui --- , Tanzania Christian Kiffner --- , TanzaniaWe studied the distribution and abundance of African elephants in Ngorongoro Crater (NC), northern Tanzania to test whether male and female elephants select different habitats and to assess whether elephant abundance was related to monthly precipitation. From 2016 to 2017,... -
The role of size and number of forest patches in the conservation of bird species in a fragmented landscape
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Kwaku Brako Dakwa --- , Ghana Bright Opoku --- , Ghana Judith Toku --- , GhanaWe used presence data to evaluate the role of small patches in bird conservation in the Cape Coast Metropolis of Ghana by surveying 24 forest patches. Cumulative species-area and number curves were plotted by ordering patch size from large to... -
Modelling continental range shift of the African elephant (Loxodonta africana) under a changing climate and land cover: implications for future conservation of the species
Item type: Journal Article • Journal: African Zoology • Authors: Sintayehu W Dejene --- , Ethiopia Kudzai S Mpakairi --- , Rajapandian Kanagaraj --- , Germany Yussuf A Wato --- , Kenya Sewnet Mengistu --- , EthiopiaClimate and land use change are anticipated to alter the distribution of wildlife, due to their impact on the quantity and quality of forage availability, water cycle, as well as competition for key resources. Using an ensemble of species distribution... -
Population and breeding patterns of the pest rodent: Mastomys natalensis in a maize dominated agroecosystem in Lake Victoria crescent zone, Eastern Uganda
Item type: Journal Article • Journal: African Zoology • Authors: Alex Mayamba --- , Uganda Robert Modest Byamungu --- , Tanzania Herwig Leirs --- , Belgium Isabirye Moses --- , Uganda Rhodes H Makundi --- , Tanzania Didas N Kimaro --- , Tanzania Apia W Massawe --- , Tanzania David Kifumba --- , Uganda Alice Nakiyemba --- , Uganda Mshaka E Mdangi --- , Tanzania Brian E Isabirye --- , Kenya Loth S Mulungu --- , TanzaniaMultimammate mice (Mastomys natalensis) are a key rodent pest species to cereal crop production in Sub-Saharan Africa. This study aimed at generating information on the population fluctuation and breeding patterns of M. natalensis in a maize dominated agro-ecosystem in the... -
Species-specific or assemblage-wide decline? The case of Arthroleptides dutoiti Loveridge, 1935 and the amphibian assemblage of Mount Elgon, Kenya
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Jacob M Ngwava --- National Museums of Kenya, Kenya Christopher D Barratt --- German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Germany Elizabeth Boakes --- University College London, United Kingdom Beryl A Bwong --- National Museums of Kenya, Kenya Alan Channing --- North-West University, South Africa Olivia Couchman --- Zoological Society of London, United Kingdom Stefan Lötters --- Trier University, Germany Patrick K Malonza --- National Museums of Kenya, Kenya Vincent Muchai --- National Museums of Kenya, Kenya Julius K Nguku --- National Museums of Kenya, Kenya Joash Nyamache --- National Museums of Kenya, Kenya Nisha Owen --- On the EDGE Conservation, United Kingdom Victor Wasonga --- National Museums of Kenya, Kenya Simon P Loader --- Natural History Museum, United KingdomThe frog Arthroleptides dutoiti Loveridge, 1935, endemic to Mount Elgon, East Africa was last collected in 1962 and has not been observed since. The species is regarded as Critically Endangered by the IUCN Red List and is a priority species... -
Habitat structure differentially mitigates predation impact of juvenile largemouth bass and Florida bass
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Dumisani Khosa --- , South Africa Josie South --- , South Africa Ryan J Wasserman --- , South Africa Olaf LF Weyl --- , South AfricaHabitat complexity plays an important role in structuring species diversity, behaviour and distribution. Furthermore, habitat complexity can mediate the strength of predator-prey interactions through the provision of prey refugia or through enhancing ambush predation. In this study, we use functional... -
Short-term recovery of macroinvertebrate communities following a flash flood in an urban river: a case study of the Palmiet River in Durban, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: N Khumalo --- , South Africa S Mdluli --- , South Africa J Lebepe --- , South AfricaExtreme floods have become frequent in the urban Palmiet River due to exacerbating climate change. Therefore, the current study aimed to explore a short-term recovery of macroinvertebrate communities following a flash flood in the Palmiet River, KwaZulu-Natal, South Africa. Different... -
Distribution, ecology, and conservation of Philochortus zolii in Mauritania: implications for the long-term persistence of an endangered lizard
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Marisa Naia --- , Portugal Andack S Sow --- , Mauritania João Campos --- , Portugal Zeine El Abidine Sidatt --- , Mauritania José C Brito --- , PortugalPhilochortus zolii is a globally endangered lizard known only from five localities scattered across North Africa. The population is thought to be decreasing, but there are almost no data about this Sahara-Sahel endemic lizard. Recently, a sixth population was found... -
Convergence and vicariance: speciation of chameleons in the Cape Fold Mountains, South Africa, and the description of three new species of Bradypodion Fitzinger, 1843
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Krystal A Tolley --- South African National Biodiversity Institute, South Africa Colin R Tilbury --- University of Stellenbosch, South Africa Marius Burger --- North-West University, South AfricaThe mechanisms that underpin ecological speciation, morphological convergence and the evolution of ecological morphotypes (ecomorphs) in squamates have allowed for a better appreciation of the speciation process in chameleons. In particular, attention has been drawn to several populations of chameleons... -
Shedding light on a threatened midwife toad: fine-scale niche modelling of the Moroccan endemic Alytes maurus (Pasteur and Bons 1962)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: David Donaire-Barroso --- , Spain Axel Hernandez --- University Pasquale Paoli of Corsica, France Daniel Escoriza --- Institut de Ecologia Aquàtica, Facultat de Ciències, SpainAlytes maurus is one of the lesser-known amphibians of northwestern Africa. This small toad appears in several fragmented subpopulations in the mountainous systems of northern Morocco and it is threatened by deforestation and the pollution of streams. In this study,... -
Characterising epibenthic diversity and physical drivers in unconsolidated marine habitats of Algoa Bay, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: HJ Truter --- , South Africa LJ Atkinson --- , South Africa CEO von der Meden --- , South Africa D Bailey --- , South Africa W Goschen --- , South Africa AT Lombard --- , South AfricaUnconsolidated marine sediment habitats spatially make up the majority of global ocean seabed, yet benthic faunal patterns and their abiotic drivers remain poorly understood. Benthic research in Algoa Bay, on the south coast of South Africa, has largely focused on... -
Influence of anthropogenic activities on water quality of the Kihansi River (Tanzania) and on population trends of captive Kihansi spray toads (Nectophrynoides asperginis)
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Atuhombye Sigala --- , United Republic of Tanzania Kelvin Ngongolo --- , United Republic of Tanzania Naza Mmbaga --- , United Republic of TanzaniaFreshwater habitats in Africa receive large amounts of pollutants that affect several aspects of aquatic biodiversity, including Kihansi spray toads (KST) (Nectophrynoides asperginis). Little information is available on the influence of anthropogenic activities on the water quality along the Kihansi... -
Primate diversity and species’ distributions in Maze National Park, southern Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: Muluneh Dansa --- , Ethiopia Wondimagegnehu Tekalign --- , EthiopiaInformation on animal diversity and distribution is essential for designing management plans for conservation. This study aimed to investigate primate diversity and species’ distributions in the Maze National Park, southern Ethiopia. The study was conducted during the dry season (January–March)... -
Habitat selection and foraging preference of the endangered addax (Addax nasomaculatus) in a fenced wildlife reserve within its historic range: insights for supporting effective reintroduction
Item type: Journal Article • Journal: African Zoology • Authors: Mohsen Chammem --- , Tunisia Hicham Seri --- , Tunisia Rita Bastos --- , Portugal Mário Santos --- , Portugal Joana Vicente --- , Portugal Touhami Khorchani --- , Tunisia João Alexandre Cabral --- , PortugalReintroduction of species should be based on ecological knowledge, which is fundamental to enhancing the probability of success, but also in predicting the response to future changing landscapes. The addax (Addax nasomaculatus), an endangered antelope whose ecology is mostly unknown,... -
Aspects of the nonbreeding ecology of the Tree Pipit Anthus trivialis in and around Amurum Forest Reserve, Jos Plateau, Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Taiwo A Adams --- University of Jos Biological Conservatory, Nigeria Samuel T Ivande --- University of Jos Biological Conservatory, Nigeria Mark Wilson --- , United KingdomTo advance our knowledge about the nonbreeding ecology of the Tree Pipit Anthus trivialis, this study investigated its population dynamics, habitat utilisation and foraging behaviour, from October to December 2018, in and around the Amurum Forest Reserve, located in the... -
Distribution and breeding numbers of a recently split species, the West African Crested Tern Thalasseus albididorsalis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Jan Veen --- Wenum-Wiesel, The Netherlands Ahmed Amarejeyat --- Scientific Institute, Mohammed V University, Morocco Mohamed Aziz el Agbani --- Scientific Institute, Mohammed V University, Morocco Mohamed Camara --- Banc d'Arguin National Park, Mauritania Hanneke Dallmeijer --- Wenum-Wiesel, The Netherlands Yelli Diawara --- Banc d'Arguin National Park, Mauritania Moussa Sega Diop --- , Senegal Abdou Diouf --- , Senegal Eelke Folmer --- , The Netherlands Nicolas Gomis --- , Senegal Valentin Mansali --- , Senegal Hamilton Monteira --- , Guinea Bissau Moussa Samb --- , Senegal Lamin Manneh --- , The Gambia Effoleming Manga --- , Senegal Thor Veen --- Quest University Canada, Canada Wim C Mullié --- , SenegalThis study investigated the distribution, numbers and conservation threats of the West African Crested Tern, which was recently elevated to full species after it was split from the Royal Tern with an American and African subspecies. In the period 1998–2019,... -
Flow alterations and nutrient loading reduce primary producer variability in a temporarily closed microtidal estuary in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Monique Nunes --- , South Africa Daniel A Lemley --- , South Africa Janine B Adams --- , South AfricaPrimary producer responses to cumulative regulating factors were investigated in a temporarily closed microtidal estuary. We hypothesised that the phytoplankton chlorophyll-a concentration (Chl a) and invasive alien aquatic plant (IAAP) abundance would be highest during the low-flow season and that... -
Natural recolonisation of sub-Antarctic Marion Island by Common Diving Petrels Pelecanoides urinatrix
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Maëlle Connan --- Marine Apex Predator Research Unit (MAPRU), Institute for Coastal and Marine Research, Nelson Mandela University, South Africa Stefan Schoombie --- Marine Apex Predator Research Unit (MAPRU), Institute for Coastal and Marine Research, Nelson Mandela University, South Africa Janine Schoombie --- FitzPatrick Institute of African Ornithology, DSI-NRF Centre of Excellence, University of Cape Town, South Africa Ben Dilley --- FitzPatrick Institute of African Ornithology, DSI-NRF Centre of Excellence, University of Cape Town, South Africa Peter G Ryan --- FitzPatrick Institute of African Ornithology, DSI-NRF Centre of Excellence, University of Cape Town, South AfricaNocturnal burrow-nesting seabirds are notoriously difficult to study and can go unnoticed for years in remote areas. One of these species is the Common Diving Petrel Pelecanoides urinatrix, which has a circumpolar breeding distribution in the Southern Ocean, including at... -
Breeding status of invasive Rose-ringed Parakeets Psittacula krameri in Durban, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tinyiko C Shivambu --- University of KwaZulu-Natal, South Africa Ndivhuwo Shivambu --- University of KwaZulu-Natal, South Africa Colleen T Downs --- University of KwaZulu-Natal, South AfricaThe Rose-ringed Parakeet Psittacula krameri has established feral populations in South African suburban areas. However, the information on the breeding biology of parakeets remains poorly documented in the country. We assessed parakeets’ breeding status and behaviour by locating their roost... -
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... -
Patterns of fish distribution in tropical rock pools at Príncipe Island, Gulf of Guinea
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J Azevedo e Silva --- University of Lisbon, Portugal AJ Almeida --- University of Lisbon, Portugal M Cravo --- University of Lisbon, Portugal MP Pais --- University of Lisbon, Portugal Y Santos --- , São Tomé e Príncipe J Paula --- University of Lisbon, PortugalLittle is known about the ichthyofauna from intertidal rock pools of the west coast of Africa, especially in the Gulf of Guinea. Rock pools are characteristic habitats of the intertidal zone of structurally complex rocky shores, adding important niche space... -
New data on the South African acontine skink Typhlosaurus lomii Haacke 1986 (Squamata: Scincidae)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: AaronM. Bauer --- Villanova University, USA Victoria Schneider --- Villanova University, USA Trip Lamb --- East Carolina University, USA PaulE. Moler --- Florida Game and Fresh Water Fish Commission , USA RandallD. Babb --- , USA -
The effect of anthropogenic habitat modification on habitat use by Afrana angolensis along the dodwe river, Tanzania
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: ScottG. Lynn --- University of Kentucky, USA Christian Lindle --- University of Vienna, Austria -
Frequency of tail autotomy in the African Olive Grass Snake, Psammophis ‘phillipsii’ from three habitats in southern Nigeria
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: GodfreyC. Akani --- Rivers State University of Science and Technology, Nigeria Luca Luiselli --- F.I.Z.V. (Ecology) and Centre of Environmental Studies “Demetra”, Italy SundayM. Wariboko --- Rivers State University of Science and Technology, Nigeria Linda Ude --- F.I.Z.V. (Ecology) and Centre of Environmental Studies “Demetra”, Italy FrancescoM. Angelici --- F.I.Z.V. (Ecology) and Centre of Environmental Studies “Demetra”, Italy -
Within and between‐site distribution of frog species on the Udzungwa Plateau, Tanzania
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: Lucinda Lawson --- University of Chicago, David Moyer --- Wildlife Conservation Society,Amphibian distribution and abundance patterns are linked with environmental factors that define the suitable habitat for each species on both macro and micro scales. Determining the distribution and habitat requirements of species is a necessary first step in monitoring population... -
Anuran amphibians in a rapidly changing environment – revisiting Lamto, Côte d'Ivoire, 40 years after the first herpetofaunal investigations
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Patrick Joël Adeba --- University of Cocody, Philippe Kouassi --- University of Cocody, Mark-Oliver Rödel --- Leibniz Institute for Research on Evolution and Biodiversity at the Humboldt University Berlin, GermanyWe reinvestigated the anuran amphibian fauna of the Lamto region in Central, Côte d'Ivoire, 40 years after this fauna was assessed for the first time. During this period, the region lost about 90% of the forest cover, resulting in an... -
Temporal changes in allelic variation among Cape Dwarf Chameleons, Bradypodion pumilum, inhabiting a transformed, semi-urban wetland
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Eric M. Katz --- , , South Africa Krystal A. Tolley --- , , South Africa Jacqueline M. Bishop --- , , South AfricaThe Cape Dwarf Chameleon, Bradypodion pumilum, is threatened by extensive habitat loss and transformation in the Western Cape Province of South Africa. As a result, the species exists as a collection of populations inhabiting an increasingly fragmented landscape within a... -
Restoration of South African estuaries: successes, failures and the way forward
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: L Claassens --- Rhodes University, South Africa JB Adams --- Institute for Coastal & Marine Research, Nelson Mandela University, South Africa NM de Villiers --- Rhodes University, South Africa J Wasserman --- Institute for Coastal & Marine Research, Nelson Mandela University, South Africa AK Whitfield --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaMajor threats to South African estuaries include freshwater flow alterations, urbanisation, habitat transformation, deteriorating water quality, increased biological invasions and resource over-exploitation. Although South African estuary restoration is in its infancy, important lessons have been learnt through past efforts undertaken... -
A natural terminal Pleistocene decline of African penguin populations enhances their anthropogenic extinction risk
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: H Beckett --- Stellenbosch University, South Africa OK Hansen --- Stellenbosch University, South Africa S von der Heyden --- Stellenbosch University, South Africa GF Midgley --- Stellenbosch University, South AfricaThe African penguin Spheniscus demersus, endemic to the coast of southern Africa, has suffered anthropogenic-driven population declines since 1900 and is now listed as Endangered on the IUCN Red List. Conservation efforts currently underway are informed by the species’ adaptive... -
Is it like night and day? Nocturnal versus diurnal perch use by dwarf chameleons (Bradypodion pumilum)
Item type: Journal Article • Journal: Treading a Delicate Tightrope: A principal balancing between education and political change during turbulent times • Authors: Krystal A Tolley --- , South AfricaArboreal chameleons must navigate a complex, three-dimensional landscape consisting of trees, bushes and/or grasses of various sizes. This complexity equates to the microhabitat of chameleons, that is, the branches upon which they perch and through which they move. Therefore, chameleons... -
Cape Parrot Poicephalus robustus diet in a nutshell: use of indigenous and exotic plants in the Eastern Cape province, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Kirsten Wimberger --- , South Africa Kate F Carstens --- , South Africa Johann C Carstens --- , South Africa Francis R Brooke --- , South Africa Fanie Rautenbach --- Cape Peninsula University of Technology, South AfricaThe success of conservation action for a threatened species can be improved by knowledge of its feeding and breeding requirements. The Cape Parrot Poicephalus robustus is a threatened endemic restricted to patches of mistbelt forest in South Africa. Cape Parrots... -
Nest-site selection by Levaillant’s Woodpecker Picus vaillantii in the Aurès Mountains of northeastern Algeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mehdi Badis --- , Imane Benchana --- , Nabil Hamdi --- ,We investigated ecological factors that influence the presence of nests of Levaillant’s Woodpecker Picus vaillantii in the Aurès Mountains of northeastern Algeria. Surveys carried out during the breeding season in 2018 and 2019, using point counts combined with extensive nest... -
Conservation status and threats to lovebirds: knowledge gaps and research priorities
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Sascha Dueker --- University of KwaZulu-Natal, South Africa Sandi Willows-Munro --- University of KwaZulu-Natal, South Africa Michael R Perrin --- University of KwaZulu-Natal, South Africa Yilma D Abebe --- , Ethiopia Nathaniel ND Annorbah --- University of Environment and Sustainable Development, Ghana Esther W Mwangi --- National Museums of Kenya, Kenya Ireene R Madindou --- National Museums of Kenya, Kenya Wondimagegnehu Tekalign --- Wolaita Sodo University, Ethiopia Emiliano Mori --- Istituto di Ricerca sugli Ecosistemi Terrestri, Italy Tiwonge I Mzumara --- , United Kingdom Chris Brown --- , Namibia Ursula Bryson --- , Namibia Henry Ndithia --- National Museums of Kenya, Kenya Tim Dodman --- , United Kingdom Henriette van der Zwan --- North-West University, South Africa Rencia van der Sluis --- North-West University, South Africa Chaona R Phiri --- Manchester Metropolitan University, United Kingdom Abigail Karimanzira --- , Zimbabwe Rowan O Martin --- , United KingdomLovebirds (genus Agapornis of family Psittaculidae) are a group of small, colourful parrot species endemic to sub-Saharan Africa and Madagascar, two-thirds of which are considered to have declining populations. Effective conservation efforts are hampered by a lack of information, particularly... -
Assessment of metal pollution in sediment and its impact on the macrobenthic community of Richards Bay Harbour, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JI Izegaegbe --- University of Zululand, South Africa L Vivier --- University of Zululand, South Africa HMM Mzimela --- University of Zululand, South AfricaPort and industrial activities often cause contamination of estuarine sediments, yet information on sediment metal contamination in Richards Bay Harbour is limited. This study examined the extent and ecological relevance of metal contamination using sediment quality guidelines, pollution indices, macrobenthic... -
Status of diversity, abundance and seasonal variations of gill net catches of cichlids in Lake Bosumtwi, Ghana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: A Asase --- University of Ghana, Ghana TL Lauridsen --- Aarhus University, Denmark PO Sanful --- University of Energy and Natural Resources, Ghana EEK Quansah --- University of Ghana, Ghana FKE Nunoo --- University of Ghana, GhanaThe cichlids in Lake Bosumtwi are under increasing pressure with a recent build-up in local fishing pressure. This study was conducted to assess the status and seasonal catch rates of fish species using gillnets over a two-year period. Four species... -
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... -
Habitat scale and seasonality influence macroinvertebrate functional feeding groups in a tropical Kenyan montane stream
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Frank O Masese --- University of Eldoret, Kenya Augustine Sitati --- University of Eldoret, Kenya Mourine J Yegon --- University of Eldoret, Kenya Elizabeth W Wanderi --- University of Eldoret, Kenya Phillip O Raburu --- University of Eldoret, KenyaHabitat quality and diversity strongly influence the composition of macroinvertebrate communities in lotic ecosystems. We evaluated the functional organization of macroinvertebrates in response to changes in habitat type and seasonality in the Afromontane Moiben River in western Kenya. In-stream substrate... -
Spatial use of non-breeding sites by adult GPS-tracked Ospreys Pandion haliaetus from Germany
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Bernd-Ulrich Meyburg --- , Germany Daniel Holte --- , GermanyRecent analyses of telemetry data on Ospreys Pandion haliaetus predominantly address migratory movements, whereas studies focusing on spatial use are rare, especially concerning the African non-breeding areas. We analysed GPS telemetry data of 15 adult Ospreys breeding in northeast Germany,... -
The effects of habitat loss and fragmentation on the relative abundance and conservation of Ludwig’s Bustard Neotis ludwigii in South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Steven W Evans --- North-West University, South AfricaLudwig’s Bustard Neotis ludwigii is near-endemic to the semi-arid shrublands of southwestern southern Africa and is listed as Endangered. The primary threat to this species is collisions with overhead powerlines; however, loss and fragmentation of its habitat may contribute to... -
Population size, habitat use and foraging habits of wild Helmeted Guineafowl Numida meleagris in southwestern Ethiopia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Yihenew Aynalem --- Addis Ababa University, Ethiopia Afework Bekele --- Addis Ababa University, Ethiopia Bezawork Afework Bogale --- Addis Ababa University, EthiopiaThe Helmeted Guineafowl Numida meleagris is a widespread and abundant resident gamebird species in sub-Saharan Africa. It is hunted throughout the region, including in Ethiopia. However, knowledge of the species’ ecology and behaviour in many parts of the country is... -
A targeted survey for the Durban Dwarf Burrowing Skink Scelotes inornatus (Smith 1849) at Bluff Nature Reserve and Treasure Beach in Durban, KwaZulu-Natal, South Africa, with notes on sympatric herpetofauna
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: AJ Armstrong --- Biodiversity Research & Assessment, South Africa PR Jordaan --- African Ecological Conservation Projects, South AfricaA survey for the Critically Endangered Durban Dwarf Burrowing Skink Scelotes inornatus (Smith 1849) was conducted in two protected areas in Durban, South Africa, in August and September 2021. Twelve sites, each encompassing a combination of vegetation type, elevation, slope... -
Distribution, habitat and vulnerability to climate change of the Endangered Leptopelis xenodactylus
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Kirsty J. Kyle --- North-West University, South Africa Louis H. Du Preez --- North-West University, South Africa James Harvey --- 41 Devonshire Avenue, South Africa Adrian J. Armstrong --- Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, South AfricaLeptopelis xenodactylus is a little-known, Endangered species of frog that is thought to be endemic to the KwaZulu-Natal Province of South Africa. In an effort to determine the distribution of this species more accurately, a working species distribution model was... -
Burrow site selection in the Sungazer (Smaug giganteus): a threatened South African endemic lizard
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Wade K Stanton-Jones --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Daniel JD Natusch --- Macquarie University, Australia Graham J Alexander --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South AfricaElucidating factors that drive microhabitat selection in a species is important for informing the conservation management of the species. For species that use microhabitats as long-term refuge sites, selection pressures are likely to be strong because the microhabitat must fulfil... -
Counting Common Starlings: is Sturnus vulgaris invasive in rural South Africa?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Adrian JFK Craig --- Rhodes University, South Africa Shelley Edwards --- Rhodes University, South AfricaThe numbers of Common Starlings Sturnus vulgaris and indigenous starling species, as well as a subset of other common birds, were recorded from October 2006 to January 2020 at 72 point-count sites along four routes (two urban and two rural)... -
Nesting habitat of the Brown-throated Martin Riparia paludicola mauritanica in Morocco
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mohammed Hilmi --- Institut Scientifique, Mohammed V University, Morocco Abdallah Mahamoud --- Institut Scientifique, Mohammed V University, Morocco Omar Taouali --- Institut Scientifique, Mohammed V University, Morocco Nadia Mhammdi --- Institut Scientifique, Mohammed V University, Morocco Pedro Fernandes --- Institut Scientifique, Mohammed V University, Morocco Mohammed Aziz El Agbani --- Institut Scientifique, Mohammed V University, Morocco Abdeljebbar Qninba --- Institut Scientifique, Mohammed V University, MoroccoThe Brown-throated Martin Riparia paludicola (subspecies mauritanica) of family Hirundinidae is endemic to Morocco and known for its ability to dig tunnels in earthen banks in which it nests. The nature of the sediment and the morphological features of the... -
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... -
Population status of the range-restricted Red Lark Calendulauda burra in a conservation area stronghold
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Ryno Kemp --- DSI-NRF Centre of Excellence at the FitzPatrick Institute, South Africa Robin Colyn --- BirdLife South Africa, Science and Innovation Programme, South Africa Marc T Freeman --- DSI-NRF Centre of Excellence at the FitzPatrick Institute, South Africa Andrew E McKechnie --- DSI-NRF Centre of Excellence at the FitzPatrick Institute, South AfricaMany desert birds are vulnerable to anthropogenic global warming and landscape transformation, particularly in the case of range-restricted species. We quantified suitable habitat and the current population of Red Larks Calendulauda burra (family Alaudidae), a range-restricted southern African species, in... -
Phylogeographic structuring in a widespread southern African grass snake (Psammophiinae: Psammophylax rhombeatus)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: C. Keates --- Rhodes University, South Africa W. Conradie --- Port Elizabeth Museum (Bayworld), South Africa S. Edwards --- Rhodes University, South AfricaThe structural and environmental heterogeneity within southern Africa has given rise to many morphological forms of Psammophylax rhombeatus distributed throughout the country, with previous studies neglecting the associated molecular significance of these forms. The species’ widespread, generalist ecology coupled with... -
Diet of a Maghreb Owl Strix mauritanica individual at Kahf Lakhal cave on Jbel Moussa, northern Morocco
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Abdeslam Rihane --- , Morocco Abdelmottalib Nahli --- University of Hassan II Casablanca, Morocco EL-Mustapha Laghzaoui --- , Morocco Youssef Dbiba --- , Morocco Mohamed Radi --- , Morocco Mohamed Dakki --- , Morocco El Hassan El Mouden --- , Morocco Rhimou El Hamoumi --- University of Hassan II Casablanca, MoroccoThe diet of a single Maghreb Owl Strix mauritanica (family Strigidae) was examined within its natural habitat at Kahf Lakhal cave on Jbel Moussa, a mountain in northern Morocco. The two distinct batches of pellets collected contained a total of... -
Nest-site selection by Hooded Vultures Necrosyrtes monachus in the Sudano–Sahelian area of Burkina Faso
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Clément Daboné --- University Centre of Tenkodogo, Thomas Sankara University, Burkina Faso Lindy J Thompson --- , South Africa Adama Ouéda --- University Joseph Ki-Zerbo, Burkina Faso Idrissa Ouédraogo --- University Joseph Ki-Zerbo, Burkina Faso Peter DM Weesie --- University of Groningen, The NetherlandsUnderstanding the factors influencing selection of nesting habitat may be important in the placement and management of Vulture Safe Zones (areas where vultures can safely breed) and in the development of successful conservation programmes. In this study, we analysed the... -
Impact of climate change on the distribution of the invasive water hyacinth in Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Abdulbasit Hussein --- School of Natural Resources Management and Environmental Sciences, College of Agriculture and Environmental Sciences, Haramaya University, Ethiopia Solomon Estifanos --- School of Natural Resources Management and Environmental Sciences, College of Agriculture and Environmental Sciences, Haramaya University, Ethiopia Tolesa Negese --- School of Natural Resources Management and Environmental Sciences, College of Agriculture and Environmental Sciences, Haramaya University, EthiopiaThe introduction of exotic species poses one of the greatest threats to biodiversity globally. Water hyacinth is a dangerous invasive species that has harmed Ethiopia’s wetland ecology and economy. This research aims to evaluate the current distribution of water hyacinth... -
Life-history strategy and intertidal distribution in sympatric species of pulmonate limpets of the genus Siphonaria
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CD McQuaid --- Rhodes University, South Africa RJ Chambers --- Rhodes University, South AfricaThree species of the intertidal pulmonate limpet genus Siphonaria are sympatric on the south coast of South Africa and all lay gelatinous benthic egg masses. Siphonaria capensis and S. concinna hatch as planktonic larvae, whereas S. serrata has direct-developing larvae... -
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... -
Eunicid polychaete worms used as bait with particular reference to Australia, South Africa and France; the need for development of management plans based on their biology and ecology
Item type: Journal Article • Journal: African Zoology • Authors: Pat Hutchings --- Australian Museum Research Institute, Australia Jyothi Kara --- , South Africa Nicolas Lavesque --- CNRS, Université de Bordeaux, Bordeaux INP, EPOC,Worldwide, bait worms are collected for recreational and subsistence fishing, and fetch high prices in bait shops. While a variety of polychaete families are collected, we focus only on the “Marphysa” group (Family Eunicidae) occurring in rivers, estuaries and protected... -
Spatio-temporal dynamics of anthropogenic land-use pressures on temporarily closed estuaries in South Africa: a four-decade remote sensing analysis
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: B McKelvey --- Oceanographic Research Institute, South African Association for Marine Biological Research, South Africa CF MacKay --- Oceanographic Research Institute, South African Association for Marine Biological Research, South AfricaLand-cover change is the leading cause of habitat loss globally. The extent of estuarine habitat loss and land-use pressures are understudied in South Africa, particularly in the numerically dominant temporarily closed estuaries. Remote sensing techniques are effective tools for monitoring... -
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... -
Long-term tracking reveals variable partial migration and nomadism in an Endangered bustard
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Rachel Dobson --- Sustainability Research Institute, School of Earth and Environment, University of Leeds, United Kingdom Jessica M Shaw --- University of Cape Town, South Africa Robin Colyn --- University of Cape Town, South Africa Peter G Ryan --- University of Cape Town, South AfricaNomadism is characterised by irregular movement patterns that vary within and among years, as individuals respond to dynamic environmental conditions across space and time. Nomadic bird movements are poorly understood because their high variability challenges traditional monitoring techniques. To effectively... -
Spring migration phenology of trans-Saharan migratory birds at a southern Tunisian oasis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Fatma Belani --- University of Gabès, Tunisia José Javier Cuervo --- National Museum of Natural Sciences, Spain Marina García-del Río --- National Museum of Natural Sciences, Spain Abdessalem Hammouda --- University of Gabès, Tunisia Ivan Maggini --- Konrad Lorenz Institute of Ethology, University of Veterinary Medicine, Austria Slaheddine Selmi --- University of Gabès, TunisiaNorth African date palm oases are regarded as important stopover sites for trans-Saharan migratory birds after their Sahara crossing during spring migration. However, little is known about the timing of migration through these areas. In this study, we investigated the... -
Unravelling the mystery of a unique giant trevally Caranx ignobilis aggregation in the Mtentu Estuary, Pondoland Marine Protected Area, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RB Dixon --- Rhodes University, South Africa BQ Mann --- Rhodes University, South Africa TS Murray --- Rhodes University, South Africa PD Cowley --- Rhodes University, South Africa R Daly --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaThe giant trevally Caranx ignobilis (family Carangidae) is an iconic apex predatory fish valued by recreational and commercial fisheries globally. A seasonal but episodic aggregation of up to ∼1 000 individuals takes place in the Mtentu Estuary in the Eastern... -
Benthic macrofaunal changes in response to restoration efforts in the St Lucia estuarine lake, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PC Moloi --- School of Agriculture and Science, University of KwaZulu-Natal, South Africa GM Rishworth --- Department of Zoology, Institute for Coastal and Marine Research, Nelson Mandela University, South Africa MS Bird --- Department of Zoology, University of Johannesburg, South Africa NK Carrasco --- School of Agriculture and Science, University of KwaZulu-Natal, South AfricaThe St Lucia estuarine lake and Mfolozi River mouth on the Indian Ocean coast of South Africa were once a single, connected system but were artificially separated in 1952 to prevent siltation from the Mfolozi River catchment which risked shallowing... -
Using DNA barcoding to identify the early life history stages of demersal coastal fishes in shallow nearshore and estuarine benthic habitats of Algoa Bay
Item type: Journal Article • Journal: African Zoology • Authors: P Nodo --- South African Institute for Aquatic Biodiversity, South Africa P Pattrick --- Nelson Mandela University, South Africa A-R Childs --- South African Institute for Aquatic Biodiversity, South Africa NC James --- South African Institute for Aquatic Biodiversity, South AfricaThe accurate identification of early life history stages of fishes, including larval and transformation stages to species level, is critical in spatial and temporal studies of coastal fish assemblages. This enables a better understanding of species-specific settlement patterns, nursery habitat... -
Macrofauna assemblages and their relationships with environmental parameters in mangroves of Kribi, Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Vanessa Maxemilie Ngo-Massou --- High Teacher’s Training College, University of Yaoundé I, Cameroon Ernest Flavien Kottè-Mapoko --- Institute of Fisheries and Aquatic Sciences at Yabassi, The University of Douala, Cameroon Guillaume Léopold Essomè-Koum --- Institute of Fisheries and Aquatic Sciences at Yabassi, The University of Douala, Cameroon Elegbede Isa Olalekan --- Lagos State University, Nigeria Boubakary --- The University of Maroua, Cameroon Laurant Nyamsi-Moussian --- The University of Douala, Cameroon Alphonse Konango-Samè --- The University of Douala, Cameroon Ophman Nsame-Bile --- The University of Douala, Cameroon Wendy Loys Keedi-A-Bougen --- The University of Douala, Cameroon Joseph Lebel Tamesse --- High Teacher’s Training College, University of Yaoundé I, Cameroon Ndongo Din --- The University of Douala, CameroonChanges in composition, abundance and distribution of macrofaunal assemblages are subject to environmental influences. However, the effects of ecological disturbance on mangrove habitats in Cameroon have not been sufficiently studied with regard to macrofaunal assemblages. This work aims to identify...