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Ordination of land types in the karoo region into reasonably homogeneous farming areas based on vegetation and environmental factors1
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: M. Vorster --- Department of Agriculture and Water Supply (Karoo Region), H.R. Becker --- Department of Agriculture and Water Supply (Karoo Region), J.S. Greyling --- Department of Agriculture and Water Supply (Karoo Region), O.J.H. Bosch --- Department of Botany,The 291 preliminary land types in the Karoo Region formed the basis for the demarcation of the 144 Reasonably Homogeneous Farming Areas (RHFAs). The land types were firstly reduced to 23 Floristic Climatic Regions (FCRs) according to character species for... -
NUTRIENT CYCLING IN MARINE ECOSYSTEMS
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: P. Chapman --- , South AfricaThe overall cycles of nitrogen, phosphorus and silicon in the sea are described and compared. Data on the fluxes and rates of change between various pools of each nutrient are given, where available, and gaps in knowledge are pointed out... -
A QUARTER CENTURY OF GREAT LAKES RESEARCH IN AFRICA
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: DavidH. Eccles --- , United KingdomThe African Great Lakes differ from shallower large African lakes by undergoing seasonal stratification and from large reservoirs in having long residence times, so that the ionic concentration of the lake water differs substantially from that of the inflows. -
Spatial variability in macroinvertebrate assemblages: comparing regional and multivariate approaches for classifying reference sites in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: HelenF DallasSpatial variability in macroinvertebrate assemblages was examined with the aim of evaluating the utility of regional classification systems in aquatic bioassessment. Sampling was undertaken at reference sites in the Western Cape and Mpumalanga, South Africa, using the rapid bioassessment method... -
The predatory impact of invasive alien smallmouth bass, Micropterus dolomieu (Teleostei: Centrarchidae), on indigenous fishes in a Cape Floristic Region mountain stream
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: DarraghJ Woodford N Dean Impson JennyA Day I Roger BillsFish populations in the Rondegat River, a mountain stream in the Olifants-Doring system in the Cape Floristic Region, South Africa were surveyed to assess the impact of predatory alien invasive smallmouth bass Micropterus dolomieu (Lacepède) on the indigenous fishes. This... -
Extreme levels of intra-specific divergence among Cape Peninsula populations of the Cape galaxias, Galaxias zebratus Castelnau 1861, reveals a possible species complex
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Marcus Wishart Jane Hughes Barbara Stewart Dean ImpsonThe Cape galaxias, Galaxias zebratus, is part of the paleao-endemic fauna characteristic of the south-western Cape, South Africa, and is the only galaxiid found in continental Africa. A 284-bp fragment of the cytochrome b region of the mtDNA was sequenced... -
Patterns of movements of the African penguin in South Africa and Namibia
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PA Whittington RM Randall BM Randall AC Wolfaardt RJM Crawford NTW Klages PA Bartlett YJ Chesselet R JonesThe direction, distance and seasonal patterns of movements of African penguins Speniscus demersus between breeding colonies were investigated for birds that had been flipper-banded between 1970 and 1998. These were comprised of 3 986 penguins banded as chicks at nests,... -
Metabolic adaptations and reduced respiration of the copepod Calanoides carinatus during diapause at depth in the Angola-Benguela Front and northern Benguela upwelling regions
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: H Auel W Hagen W Ekau HM VerheyeStage C5 copepodids and adult females of the herbivorous copepod Calanoides carinatus were sampled in the Angola-Benguela frontal region and northern Benguela upwelling area off Namibia in February–March 2002, using a multiple opening/closing net system. Respiration rates of C5s collected... -
Conservation biology and management of a critically endangered cyprinid, the Twee River redfin, Barbus erubescens (Teleostei: Cyprinidae), of the Cape Floristic Region, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: ND Impson MS Marriott IR Bills PH SkeltonThe Twee River redfin Barbus erubescens is a critically endangered small cyprinid endemic to the Twee River System, a subcatchment of the Olifants-Doring River System of South Africa. It is currently the most threatened freshwater fish in both the Cape... -
Settlement pattern and survival of a shell-infesting sabellid polychaete, Terebrasabella heterouncinata, on South African abalone, Haliotis midae, fed two diets
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MichaelS Gray Horst KaiserThis study tested whether abalone diet influences larval settlement success of the shell-dwelling sabellid polychaete Terebrasabella heterouncinata and their survival over the first 96h after settlement on host abalone. Shell area preferences of the sabellid were also investigated. Abalone diet... -
Conserving the fishes of the Twee River, Western Cape, South Africa: revisiting the issues
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SM Marr LME Sutcliffe JA Day CL Griffiths PH SkeltonThe Twee River catchment contains two endemic fish species — the Twee River redfin and the Twee River galaxias — which are threatened by water abstraction, habitat degradation, and the presence of introduced fishes. Fyke nets were used to determine... -
Achievements and lessons learned from the Benguela Environment, Fisheries, Interaction and Training (BENEFIT) research programme
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: I Hampton N SweijdThis paper considers the scientific achievements of the Benguela Environment, Fisheries, Interaction and Training (BENEFIT) Programme as reflected in 29 internally evaluated BENEFIT research projects carried out between 1998 and 2007 when the programme ended, and draws a number of... -
Influence of selected abiotic factors on aquatic macroinvertebrate assemblages in the Olifants River catchment, Mpumalanga, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Kemp --- Unit for Environmental Sciences and Management, South Africa KN de Kock --- Unit for Environmental Sciences and Management, South Africa V Wepener --- Unit for Environmental Sciences and Management, South Africa W Roets --- Unit for Environmental Sciences and Management, South Africa L Quinn --- Unit for Environmental Sciences and Management, South Africa CT Wolmarans --- Unit for Environmental Sciences and Management, South AfricaBiodiversity is frequently seen as an indicator of ecological health. Therefore a survey of the macroinvertebrates of the Olifants River, one of the most polluted rivers in South Africa, was conducted in 2010–2011. Four surveys were conducted at a total... -
The febrile parturient: choice of anesthesia
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Krzysztof M Kuczkowski --- Departments of Anesthesiology and Reproductive Medicine, -
Regional anaesthesia in children: an update
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: AT Bosenberg --- Department Anesthesiology and Pain Management, Faculty Health Sciences, USARegional anaesthesia for children continues to grow in popularity. The potential benefits of regional anaesthesia over more conventional methods are well recognised, but the level of evidence is small since there are few well designed randomised controlled studies on infants... -
An audit of PMTCT services at a regional hospital in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: EF Orie --- Department of Obstetrics and Gynaecology, South Africa PP Songca --- Department of Obstetrics and Gynaecology, South Africa J Moodley --- Women's Health and HIV Research Group, South AfricaPrevention of mother-to-child transmission (PMTCT) is a major intervention world-wide in the fight against the HIV pandemic, and has resulted in markedly reduced rates of mother-to-child transmission rates in well-resourced countries. -
Exploring a regional pharmaceutical innovation network as a possible solution to the market failure in the innovation of essential medicines for tropical diseases in sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Thaddeus Manu --- Centre for Commercial Law Studies, UKFrom an economic reasoning perspective, pharmaceutical research and development operates as a pure market activity. This viewpoint suggests innovations are receptive to questions of commerce. It is on this basis the pharmaceutical industry has undervalued the innovation of medicines for... -
The use of ultrasonography in the perioperative management of penetrating chest trauma with indwelling blade
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: S Kudsk-Iversen --- Stanger Hospital, South Africa R Matos-Puig --- Stanger Hospital, South AfricaWe report on the anaesthetic and postoperative analgesic management of a patient presenting with a single penetrating thoracic injury, with radiological confirmation of a foreign object still present in the thorax. The patient underwent an emergency right posterolateral thoracotomy. We... -
“Safe anaesthesia” for the South African rural obstetric patient in KwaZulu-Natal
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: A Theron --- King Edward VIII Hospital, South Africa CC Rout --- Department of Anaesthesiology, South AfricaBackground: The South African National Committee for Confidential Enquiries into Maternal Deaths has shown that anaesthesia-related maternal deaths continue to increase at district hospitals. This has been attributed to substandard anaesthesia care and resuscitation. This study investigated the anaesthesia practices,... -
Efficiency of Mexico's regional innovation systems: an evaluation applying data envelopment analysis (DEA)
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Cuitláhuac Valdez Lafarga --- Student in Doctoral Programme, Mexico Jorge Inés León Balderrama --- Regional Development Department, MexicoThe aim of this study is to measure the relative technical efficiency of Mexico´s regional innovation systems, as defined by its 32 states. Furthermore, there is an interest to establish the relationship between the amount of resources for each regional... -
Towards a classification of Tanzanian rivers: a bioassessment and ecological management tool. A case study of the Pangani, Rufiji and Wami–Ruvu river basins
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: LT Kaaya --- Department of Aquatic Sciences and Fisheries, TanzaniaRiver classification is important for reporting ecological status and for the general ecological management of river systems by partitioning natural variability. A priori river classification by abiotic variables and validation of classifications obtained using aquatic macroinvertebrates from reference sites for... -
A new genus and species of Ceratocanthidae from Tanzania (Coleoptera: Scarabaeoidea)
Item type: Journal Article • Journal: African Zoology • Authors: Alberto Ballerio --- Viale Venezia 45, I-25123 Brescia, ItalyCryptophilharmostes mahunkai n.gen., n.sp., a remarkable Ceratocanthidae (Coleoptera: Scarabaeoidea) from the Usambara Mountains (Tanzania), is described. The morphology of the clypeus and mesoepisternum is discussed, also with reference to other Ceratocanthidae. The affinities of the genus are discussed, and within... -
A comparative analysis of components incorporated in conservation priority assessments: a case study based on South African species of terrestrial mammals
Item type: Journal Article • Journal: African Zoology • Authors: M. Keith --- Mammal Research Institute, Department of Zoology and Entomology, South Africa C. T. Chimimba --- Mammal Research Institute, Department of Zoology and Entomology, South Africa B. Reyers --- Natural Resources and the Environment, Council for Scientific and Industrial Research, South Africa A. S. van Jaarsveld --- Department of Botany and Zoology, South AfricaAssessing the risk of extinction to species forms an essential part of regional conservation initiatives that facilitate the allocation of limited resources for conservation. The present study conducted conservation priority assessments for 221 South African terrestrial mammal species using existing... -
Origin and putative colonization routes for invasive rodent taxa in the Democratic Republic of Congo
Item type: Journal Article • Journal: African Zoology • Authors: P. K. Kaleme --- Department of Botany and Zoology, South Africa J. M. Bates --- Department of Zoology, U.S.A. H. K. Belesi --- Department of Environment, Democratic Republic of Congo R. C. K. Bowie --- Museum of Vertebrate Zoology and Department of Integrative Biology, U.S.A. M. Gambalemoke --- Faculté des Sciences, Université de Kisangani, Democratic Republic of Congo J. Kerbis-Peterhans --- Department of Zoology, U.S.A. J. Michaux --- University of Liège, Belgium J. M. Mwanga --- Centre de Recherche en Sciences Naturelles, Democratic Republic of Congo B. R. Ndara --- Centre de Recherche en Sciences Naturelles, Democratic Republic of Congo P. J. Taylor --- Department of Ecology and Resource Management, South Africa B. Jansen van Vuuren --- Department of Botany and Zoology, South AfricaThe threat posed by biological invasions is well established. An important consideration in preventing the spread of invasives and also subsequent introductions lies in understanding introduction pathways. The Democratic Republic of the Congo (DRC) houses a large percentage of the... -
The realignment of international stock markets after the 1987 crash, with special reference to the Johannesburg Stock Exchange
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: G D I Barr --- Department of Statistical Science, L Sharp --- Department of Economics,This paper investigates stock price associations between the world’s sixteen largest international markets in the period immediately before and after the 1987 market crash, as well as in a more recent post-crash period. The analysis suggests that the crash had... -
Clinical anatomy of the superior cluneal nerve in relation to easily identifiable bony landmarks
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: L Loubser --- Department of Anatomy, South Africa RP Raath --- Jakaranda Pain Clinic, South Africa AN Van Schoor --- Department of Anatomy, South AfricaBackground: Lower back pain (LBP) remains a common ailment among adult populations and a superior cluneal nerve (SCN) entrapment accounts for 10% of reported LBP cases. The diagnostic criteria for SCN entrapment include anaesthesia of the area supplied by the... -
Diabetic patients served at a regional level hospital: what is their clinical picture?
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: S Pillay --- MBChB, FCP(SA), Specialist Physician, Edendale Hospital, Department of Internal Medicine, C Aldous --- PhD, Senior Lecturer, School of Clinical Medicine, F Mahomed --- MBChB, FCP(SA), FRCP(UK), CertEndocrinology, Specialist Physician/Endocrinologist, Department of Internal Medicine,Objectives: We describe the demographics, diabetic characteristics, diabetic control and complications in the diabetes service in Edendale Regional Hospital, Pietermaritzburg, in this study. Diabetes mellitus, together with its complications, is increasing at an alarming rate worldwide. Good glycaemic control translates... -
The evaluation of development projects. A South African anthropological perspective
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: RD Coertze --- Centre for Indigenous Law, South AfricaThe need to equate development with a process of self-directed westernisation in the present time is explained initially in this discussion. This is followed by a discussion on the involvement of the Ethnological Section of the former Department of Development... -
Reconsidering displacement in southern Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Chris de Wet --- Department of Anthropology, South AfricaIn the light of developments in the southern African region over the last number of years, the paper argues for a reconsideration, and an extension, of the way in which the concept of ‘displacement’ has conventionally been understood. It considers... -
First Red-billed Quelea breeding record in the winter rainfall region of South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: H Dieter Oschadleus --- Animal Demography Unit, Department of Biological Sciences, South AfricaThe Red-billed Quelea Quelea quelea is a serious pest of agricultural crops throughout most of sub-Saharan Africa. Since the 1980s, it has expanded its range into the Eastern Cape and Western Cape, South Africa, facilitated by changes in agricultural practices... -
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... -
The role of estuarine type in characterizing early stage fish assemblages in warm temperate estuaries, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: N.A. Strydom --- Department of Ichthyology and Fisheries Science, South Africa A.K. Whitfield --- South African Institute for Aquatic Biodiversity, South Africa T.H. Wooldridge --- Department of Zoology, South AfricaAssemblages of early stage fishes (larval and early juvenile stages) were investigated and compared in seven permanently open and five intermittently open estuarine systems on the warm temperate Eastern Cape coast of South Africa. Estuarine type, by virtue of mouth... -
Molecular and bioacoustic divergence in Mantidactylus granulatus and M. zavona n.sp. (Anura: Mantellidae): bearings for the biogeography of northern Madagascar
Item type: Journal Article • Journal: African Zoology • Authors: Miguel Vences --- Institute for Biodiversity and Ecosystem Dynamics, Netherlands Franco Andreone --- Museo Regionale di Scienze Naturali, Sezione di Zoologia, Italy Frank Glaw --- Zoologische Staatssammlung, Germany Jasmin E. Randrianirina --- Parc Botanique et Zoologique de Tsimbazaza, MadagascarWe analysed the genetic and bioacoustic variability in Mantidactylus granulatus, a semi arboreal frog species endemic to the northern portion of Madagascar. Advertisement calls had a longer note duration in northeastern as compared to northwestern populations. Specimens from mid altitudes... -
Regional Integration: Review of the Management Literature and Implications for Theory, Policy, and Practice
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Moses N. Kiggundu --- Sprott School of Business, Carleton University, Canada Kaitlyn DeGhetto --- Department of Management, College of Business Administration, USARegional integration is increasingly occurring in all corners of the world, and both domestic and multinational firms are facing the challenges and opportunities that accompany integration. In this article, we undertake a review of regional integration management literature and provide... -
A Profile of the East African Community
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Frederick Onyango Ogola --- Strathmore University Business School, Kenya George N. Njenga --- Strathmore University Business School, Kenya Peter C. Mhando --- The Pennsylvania State University, USA Moses N. Kiggundu --- Carleton University Sprott School of Business, CanadaRegional integration in East Africa dates back more than a hundred years. This article provides a general synopsis of the East African Community (EAC) and traces the evolution of regional integration in Eastern Africa from colonial times to the present... -
Institutional Factors Affecting Expansion within the East African Community: An Analysis of Managers’ Personal Stories
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Trey Sutton --- Robins School of Business, USA Jeremy C. Short --- Michael F. Price College of Business, USA Aaron F. McKenny --- College of Business Administration, USA Rebecca Namatovu --- Makerere University Business School, UgandaThis study investigates the roles of the regulative, normative, and cognitive institutional pillars as perceived obstacles and facilitators of internationalization within an integrated region. Integrated regions involve efforts to create institutional similarities among member nations and encourage intra-regional trade. These... -
Aquatic invertebrate fauna of wells in a tropical mountain climate, western Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: G Nana Nkemegni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun SH Zébazé Togouet --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun A Fomena --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun OF Pountougnigni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun C Piscart --- UMR CNRS 6553 Ecosystèmes, Biodiversité, Evolution (ECOBIO), Université Rennes 1, FranceThe present study, conducted between May 2012 and September 2013, aimed to determine the distribution of groundwater invertebrates in the Bamoun tableland, Cameroon. A total of 216 samples taken from 30 wells in four localities – Foumban, Foumbot, Kouoptamo and... -
Innovation policies in the Mediterranean area: Towards a Mediterranean system of innovation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Massimiliano Ferrara --- Department of Law and Economics, Italy Roberto Mavilia --- CRIOS, Bocconi University, ItalyThe contribution of this paper has both theoretical and policy relevance. It is one of the first exploratory studies of the Mediterranean system of innovation built on the concept of innovation systems. The paper provides a brief literature review and... -
The African Union's Agenda 2063: Aspirations, Challenges, and Opportunities for Management Research
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Kaitlyn DeGhetto --- Department of Management, USA Jacob R. Gray --- Department of Entrepreneurship, Strategy, and Information Systems, USA Moses N. Kiggundu --- Sprott School of Business, Carleton University, CanadaAs Africa emerges, rises, and begins to forge a more positive outlook ahead, scholars, business executives, community leaders, and policymakers are increasingly calling for concerted efforts to rethink the future and come up with big ideas for the 21st century... -
From enterprise development to inclusive innovation – A systemic instruments framework for regional innovation support
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sara S (Saartjie) Grobbelaar --- Department of Industrial Engineering and DST-NRF Centre of Excellence in Scientometrics and Science, South Africa Nigel Gwynne-Evans --- Trade and Sector Development, Western Cape Department of Economic Development and Tourism, South Africa Alan C. Brent --- Department of Industrial Engineering, South AfricaAlthough the role and importance of innovation support in South Africa is a well-recognised concept on the national level, provincial governments have only recently started to debate, investigate and explore instruments through which innovation can be leveraged and supported regionally... -
Identification and molecular characterisation of Colletotrichum species from avocado, citrus and pawpaw in Ghana
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Joseph O Honger --- Soil and Irrigation Research Centre, School of Agriculture, College of Basic and Applied Sciences, Ghana Samuel K Offei --- Biotechnology Centre, College of Basic and Applied Sciences, Ghana Kwadwo A Oduro --- Department of Crop Science, School of Agriculture, College of Basic and Applied Sciences, Ghana George T Odamtten --- Botany Department, College of Basic and Applied Sciences, Ghana Seloame T Nyaku --- Department of Crop Science, School of Agriculture, College of Basic and Applied Sciences, GhanaOwing to previous identifications based solely on morphological characteristics, the identity of the causal agents of anthracnose disease of pawpaw and avocado in Ghana is in doubt. In addition, the pathogen has not been identified previously on citrus. In this... -
The role of dexamethasone in peripheral and neuraxial nerve blocks for the management of acute pain
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: KG Gordon --- Department of Anaesthetics, South Africa S Choi --- Department of Anesthesia, Canada RN Rodseth --- Nelson R. Mandela School of Medicine, South AfricaDexamethasone has an emerging role as an additive in regional anaesthesia for the management of acute pain. However, outcomes in terms of improvement and prolongation of analgesia, as well as the methods of administration and potential adverse effects, have yet... -
Phenotypic variability in larvae of two species of Mediterranean spadefoot toad: an approach using linear and geometric morphometrics
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Daniel Escoriza --- , , Spain Jihène Ben Hassine --- , , TunisiaTwo species of the genus Pelobates occur in the western Mediterranean region: Pelobates cultripes, in the Iberian Peninsula and southern France, and Pelobates varaldii, endemic in northwestern Morocco. These two species form a monophyletic clade within the Eurasian Pelobates and... -
How well do bird atlas reporting rates reflect bird densities? Correlates of detection from the Fynbos biome, South Africa, with applications for population estimation
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Alan TK Lee --- Climate Change BioAdaptation, Kirstenbosch Research Centre, South Africa Phoebe Barnard --- Climate Change BioAdaptation, Kirstenbosch Research Centre, South AfricaRelationships between true population densities and reporting indices from atlas data are important for the calculation of population sizes, though these relationships are remarkably little-known and likely confounded by issues of detection. We examine issues of detection for a single-observer... -
Bark thickness and bark volume of Pinus patula in South Africa
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: A. van LaarIn South Africa, tree volume tables and volume functions are usually based on the under bark stem volume. Many forest management studies, however, give the estimated over bark volume, in which case equations are required that estimate bark volume and... -
Genetic stock structure of white steenbras Lithognathus lithognathus (Cuvier, 1829), an overexploited fishery species in South African waters
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RH Bennett --- South African Institute for Aquatic Biodiversity, South Africa K Reid --- Molecular Ecology and Evolution Programme, Department of Genetics, South Africa G Gouws --- South African Institute for Aquatic Biodiversity, South Africa P Bloomer --- Molecular Ecology and Evolution Programme, Department of Genetics, South Africa PD Cowley --- South African Institute for Aquatic Biodiversity, South AfricaWhite steenbras Lithognathus lithognathus (Teleostei: Sparidae) is an overexploited marine fish species endemic to South Africa. Overexploitation in recreational, subsistence and commercial fisheries has resulted in stock collapse and the need for improved management of the species. Adults are thought... -
Sand-mediated divergence between shallow reef communities on horizontal and vertical substrata in the western Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SN Porter --- Oceanographic Research Institute, South Africa GM Branch --- Marine Research Institute and Department of Biological Sciences, South Africa KJ Sink --- Marine Programme, South African National Biodiversity Institute, Centre for Biodiversity Conservation, South AfricaDistinctions are rarely made between vertical and horizontal surfaces when assessing reef community composition, yet physical differences are expected because of hydrodynamic differences and sediment accumulation on flat surfaces. As sand often diminishes biotic cover, we hypothesised that vertical surfaces... -
Long-term trends in cetacean occurrence during the annual sardine run off the Wild Coast, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Caputo --- Department of Zoology and Entomology, South Africa PW Froneman --- Department of Zoology and Entomology, South Africa D du Preez --- School of Environmental Sciences, South Africa G Thompson --- KwaZulu-Natal Sharks Board, South Africa S Plön --- School of Environmental Sciences, South AfricaDuring the austral winter, cetaceans and other apex predators follow the annual northeastward movement of shoaling sardines, known as the sardine run, along the southeast coast of South Africa, including a 400-km stretch called the Wild Coast. In total, 131... -
Visitors to nests of Hooded Vultures Necrosyrtes monachus in northeastern South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Lindy J Thompson --- School of Life Sciences, South Africa John P Davies --- Lawson’s Birding, Wildlife and Custom Safaris, South Africa Maja Gudehus --- Selati Private Game Reserve, South Africa André J Botha --- Endangered Wildlife Trust, South Africa Keith L Bildstein --- Acopian Centre for Conservation Learning, Hawk Mountain Sanctuary, USA Campbell Murn --- Hawk Conservancy Trust, UK Colleen T Downs --- School of Life Sciences, South AfricaHooded Vultures Necrosyrtes monachus are critically endangered but little is known of their year-round use of nests or whether other species usurp Hooded Vulture nest sites. We investigated visitation rates by Hooded Vultures and other species (including potential nest predators... -
Transversus abdominis plane block after Caesarean section in an area with limited resources
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Desale Tewelde Kahsay --- Department of Anesthesia and Critical Care, Eritrea Waltraud Elsholz --- Department of Anesthesia and Critical Care, Eritrea Habteselassie Zerezghi Bahta --- Department of Obstetrics and Gynecology, EritreaBackground: The primary objective of this study was to assess whether transversus abdominis plane (TAP) block is effective as part of multimodal pain management following Caesarean section in an area with limited resources. The study also looked at the advantage... -
Modelling the impacts of semi-intensive aquaculture on the foodweb functioning of a Nile Delta coastal lake
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Bocci --- Department of Environmental Sciences, Informatics and Statistics, Italy R Pastres --- Department of Environmental Sciences, Informatics and Statistics, Italy S Kholeif --- National Institute of Oceanography and Fisheries (NIOF), Egypt D Dalla Barba --- Department of Environmental Sciences, Informatics and Statistics, Italy D Brigolin --- Department of Environmental Sciences, Informatics and Statistics, ItalyNutrient loadings are an important component of aquaculture impacts as they can lead to cascade effects at the ecosystem level. An evaluation of these effects on foodweb functioning is presented and discussed for the case study of Lake Burullus in... -
Comparative genetic structure in two high-dispersal prawn species from the south-west Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: TK Mkare --- Kenya Marine and Fisheries Research Institute, Kenya JC Groeneveld --- Oceanographic Research Institute (ORI), South Africa PR Teske --- Centre for Ecological Genomics and Wildlife Conservation, Department of Zoology, South Africa CA Matthee --- Evolutionary Genomics Group, Department of Botany and Zoology, South AfricaThe penaeid prawns Fenneropenaeus indicus and Metapenaeus monoceros support shallow-water prawn fisheries in the south-west Indian Ocean. They are sympatric and have similar life histories, including developmental stages that depend on estuarine and marine habitats and a short dispersal duration... -
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... -
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... -
Superficial location of the brachial plexus and axillary artery in relation to pectoralis minor: a case report
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: K Keet --- Division of Clinical Anatomy and Biological Anthropology, Department of Human Biology, South Africa G Louw --- Division of Clinical Anatomy and Biological Anthropology, Department of Human Biology, South AfricaKnowledge of the anatomy of the infraclavicular fossa is important as this region is a target site for anaesthesia of the upper limb during infraclavicular approaches to brachial plexus blocks and in central venous cannulation of the axillary or subclavian... -
Extreme significant wave height climate in the Gulf of Guinea
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: AA Osinowo --- , Nigeria EC Okogbue --- , Nigeria EO Eresanya --- , Nigeria OS Akande --- , NigeriaThis article investigates spatio-temporal trends for different return periods of extreme significant wave height (SWH) in the Gulf of Guinea (GG), northeastern tropical Atlantic Ocean, based on a 37-year (1980–2016) wave hindcast. High-resolution reanalysis windfield datasets were used to force... -
Hypotension during spinal anaesthesia for Caesarean section in a resource-limited setting: towards a consensus definition
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: SF Zwane --- Discipline of Anaesthesia and Critical Care, South Africa DG Bishop --- Department of Anaesthetics, Critical Care and Pain Management, South Africa RN Rodseth --- Department of Anaesthetics, Critical Care and Pain Management, South AfricaBackground: Intraoperative hypotension following spinal anaesthesia for Caesarean section is associated with maternal morbidity and mortality. Because of inconsistent definitions the reported incidence of hypotension varies between 7% and 74%, making it almost impossible to set standard targets. Developing and... -
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... -
Assessment of Differences in Small Farmer Uses of Produce and Determinants of Marketed Surplus of Green Grams and Pigeon Peas in Semi-arid Machakos County, Kenya
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: John Mulwa Wambua --- Department of Agricultural Economics and agribusiness, Kenya Margaret Ngigi --- Department of Agricultural Economics and agribusiness, Kenya Lutta Muhammad --- Kenya Agricultural and Livestock Research Organization, KenyaSmall farmers in semi-arid areas of eastern Kenya produce green grams and pigeon peas for both subsistence and income. Because of this, it was important for a detailed investigation on the difficulty of raising marketed surplus (produce) of green grams... -
Integrating East Africa Through Arts and Culture: A Report of the EASTAFAB Tours and Exhibitions
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Kiagho B. Kilonzo --- Department of Creative Arts, TanzaniaIntegrating the East African region through culture has probably not been given much thought or made much of a priority in East Africa and Africa as a whole. Though integration of the East African nations began during the colonial era... -
Using logistic regression models to determine optimum combination of cane yield components among sugarcane breeding populations
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Marvellous Zhou --- Department of Plant Breeding, South AfricaPlant breeding aims to produce cultivars that possess optimum trait combinations for yield and other traits. Path coefficient analysis in sugarcane showed number, height and diameter of stalks control cane yield. The objectives of this study were to determine optimum... -
Comparative assessment of construction cost overruns: A case study of regional distribution in Ghana
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: George Harrison Coffie --- Faculty of Engineering and the Built Environment, Department of Construction Management and Quantity Surveying, University of Johannesburg, 37 Nind Street, Doornfontein, Johannesburg, 2094, South Africa Clinton Ohis Aigbavboa --- Faculty of Engineering and the Built Environment, Department of Construction Management and Quantity Surveying, University of Johannesburg, 37 Nind Street, Doornfontein, Johannesburg, 2094, South AfricaThis study examines the magnitude of variance between the initial contract award cost and actual completion cost of building construction projects (educational related) from Ghana that were completed between 2011 and 2016. The findings brought differences in the actual completion... -
Taha taha taha: South African bird names across time, language and usage
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Adrian Koopman --- Faculty of Arts and Design, South Africa Eckhart Buchmann --- School of Clinical Medicine,Humans find birds important as food, symbols, competitors, and objects for amusement or study, and give names to different groups or species of bird. However, a single bird may have many names, likely related to different contexts. This article proposes... -
SMEs in sustainable development: Their role in poverty reduction and employment generation in sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Oluwayemisi Adebola Abisuga-Oyekunle --- , South Africa Swapan Kumar Patra --- , South Africa Mammo Muchie --- , South AfricaPoverty alleviation has been positioned high on the international development agenda following the adoption of the United Nations Millennium Development Goals (MDGs) in 2000. African countries initiated various missions to establish sustained economic growth by increasing productivity with an ultimate... -
Assessment of physico-chemical parameters of freshwater in the Sidi Abderrahmane reservoir, Safi, Morocco
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: W Belokda --- , Morocco Z Damsiri --- , Morocco L Natij --- , Morocco K Khalil --- , Morocco M Loudiki --- , Morocco A Dahbi --- , Morocco H Achtak --- , Morocco J Richir --- , Belgium B Sabour --- , Morocco K Elkalay --- , MoroccoThe purpose of the study was to assess the water quality in the Sidi Abderrahmane freshwater reservoir (Safi, Morocco). The monitoring data used in the study included physical, chemical, and biological characteristics. The spatial and temporal characteristics of these parameters... -
Zoogeography of marine Bryozoa around South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MK Boonzaaier-Davids --- , South Africa WK Florence --- , South Africa MJ Gibbons --- , South AfricaThe zoogeography of marine Bryozoa around South Africa was investigated using published distribution records, museum catalogues, and an examination of previously unworked bryozoan material in (mostly) museum collections. Although a total of 276 valid species are recognised, it was not... -
High genetic diversity and limited spatial structure in an endangered, endemic South African sparid, the red steenbras Petrus rupestris
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: G Gouws --- , South Africa SE Kerwath --- , South Africa WM Potts --- , South Africa NC James --- , South Africa NG Vine --- , South Africa PD Cowley --- , South AfricaThe red steenbras Petrus rupestris is endemic to South Africa, occurring from False Bay in the Western Cape Province to St Lucia in the province of KwaZulu-Natal. This species, the largest member of the family Sparidae, has undergone a substantial... -
Development and testing of volume models for Pinus nigra Arn., Fagus sylvatica L., and Quercus pubescens Willd.
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Dimitrios I Raptis --- , Greece Vassiliki Kazana --- , Greece Angelos Kazaklis --- , Greece Christos Stamatiou --- , GreeceVolume models were developed and tested for Pinus nigra Arn., Fagus sylvatica L., and Quercus pubescens Willd. to accurately predict the woody stem volume at tree level, since despite the economic importance of these species in the Mediterranean type of... -
Links between introduced fish and zooplanktonic and zoobenthic food sources in the food webs of two reservoirs of a semi-arid zone in Algeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Djezzar --- , Algeria JM Mortillaro --- , Madagascar SE Doumandji --- , Algeria T Meziane --- , FranceFew studies have focused on the trophic functioning of the reservoirs in Algeria. The study of the gut contents of fish species, as well as the analysis of the stable isotopes of 13C and 15N in the environment, were carried... -
Relationship between innovation, regional institutions and firm performance: Micro-evidence from Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mohammed Seid Hussen --- , Turkey Murat Çokgezen --- , TurkeyThe main aim of this paper is to examine empirically the extent to which firm-specific action, innovation, and an external factor, the quality of regional institution, affect firms’ productivity. To this end, a firm-level dataset from 15 African countries was... -
Characteristics of herbaceous vegetation on abandoned fallow fields in south central Zimbabwe
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Linda Mtali-Chafadza --- , Zimbabwe Prisca H Mugabe --- , Zimbabwe Emmanuel Manzungu --- , ZimbabweFields abandoned to fallow, due to biophysical and socio-economic factors in communal areas of Zimbabwe, are used for livestock grazing. A study was conducted to characterise vegetation from such fields, and assess its grazing suitability across four agroecological regions (AER... -
Prevalence study of type 2 diabetes mellitus in the Ashanti region of Ghana: a systematic review of risk factors
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Daniel Katey --- , Ghana Abigail Akua Addo --- , Ghana Kabila Abass --- , Ghana Anthony Kwame Morgan --- , Ghana -
The spectrum of missed lower limb clinical findings at a diabetes clinic in KwaZulu-Natal: red flags for costly complications
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: AT Thompson --- , South Africa S Pillay --- , South Africa C Aldous --- , South AfricaIncluding a podiatrist in a multidisciplinary team (MDT) has been shown to reduce the incidence of diabetes-related lower limb amputations by at least 56% to as much as 85%. This reflects podiatry’s role in foot screening and assessment, diagnosis, foot... -
Forage legumes from the Mediterranean Fynbos biome of South Africa with potential for domestication: slope aspect affects tissue fibre and mineral composition
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Samson BM Chimphango --- , South Africa Luke H Gallant --- , South Africa M Igshaan Samuels --- , South Africa Odette E Curtis-Scott --- , South Africa A Muthama Muasya --- , South Africa Clement Cupido --- , South Africa James S Boatwright --- , South Africa John Howieson --- , AustraliaFabaceae plants contribute greatly to a high quality of pasture in rangelands, because of high levels of protein in their tissues. Despite this established importance, only a few southern African legumes have been evaluated for nutritional value and domestication. The... -
‘When I get better I will do the test’: Facilitators and barriers to HIV testing in Northwest Region of Cameroon with implications for TB and HIV/AIDS control programmes
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Nwarbébé Barnabas Njozing --- Public Health at the Division of Epidemiology and Global Health, Umeå University, Sweden Kerstin E Edin --- Unit for Epidemiology and Global Health, Department of Public Health and Clinical Medicine, Umeå Centre of Gender Studies, University, Anna-Karin Hurtig --- Public Health at the Division of Epidemiology and Global Health, Umeå University, SwedenThe World Health Organization has recommended collaborative activities between TB and HIV programmes with routine counselling and testing for HIV among TB patients in order to improve the uptake of HIV services. We carried out qualitative research interviews with 21... -
A new cryptic frog of the genus Boophis from the northwestern rainforests of Madagascar
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Miguel Vences --- University of Amsterdam, The Netherlands Frank Glaw --- Zoologische Staatssammlung, GermanyWe describe a new species of arboreal frog of the Boophis mandraka group (Anura: Mantellidae) from Manongarivo Special Reserve in north‐western Madagascar. This new species is morphologically similar to the other species of this group: B. liami, B. mandraka, and... -
Afrotemperate Amphibians in southern and eastern Africa: a critical review
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: JohnC. Poynton --- Natural History Museum, UKThe term ‘Afrotemperate’ is taken to cover the area and fauna of the southern Cape, eastern highlands of South Africa, and intertropical highlands. A feature of Afrotemperate distribution is that it conforms to climatic zones rather than to latitudinal zonation... -
The effect of crop rotation and tillage practice on residue decomposition and wheat performance in the Western Cape, South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Johannes Stephanus Theron --- Stellenbosch University, South Africa Gerhardus Johannes van Coller --- , South Africa Lindy Joy Rose --- Stellenbosch University, South Africa Johan Labuschagne --- Stellenbosch University, South Africa Pieter Andreas Swanepoel --- Stellenbosch University, South AfricaConservation agriculture relies on residue retention, crop rotation and reduced tillage. Crop rotation determines residue type, while tillage affects residue load and distribution. Although crop residue retention is often beneficial, residues can create challenges, including obstruction of planters during establishment... -
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... -
Wing-moult and seasonal occurrence of sunbirds (Nectariniidae) captured at four sites in the Eastern Cape, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Bo T Bonnevie --- Rhodes University, South Africa Adrian JFK Craig --- Rhodes University, South Africa Pat E Hulley --- Rhodes University, South Africa Albert Schultz --- , South Africa Anthony J Tree --- Rhodes University, South AfricaRinging activity in the Eastern Cape province, South Africa, spanned 30 years, with three sites active concurrently over a 14-year period, and three sites over a 6-year period. In total, in the course of 714 ringing days, in all months,... -
Status and distribution of a novel redfin lineage, Pseudobarbus sp. ‘burchelli Tradouw’ from the Cape Fold Ecoregion of South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Martine S. Jordaan --- , South Africa Stuart Barrow --- , South Africa Wilbert Kadye --- Rhodes University, South Africa Albert Chakona --- NRF-South African Institute for Aquatic Biodiversity (NRF-SAIAB), South AfricaFreshwater fish are threatened globally and in addition, knowledge of their diversity is incomplete and species richness is underestimated. Within the ichthyofauna of the Cape Fold Ecoregion of South Africa, many undescribed lineages exist and for most of these, information... -
A taxonomic revision of Arnot’s Chat Myrmecocichla arnotti (family Muscicapidae)
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Robert J Dowsett --- , France Sylke Frahnert --- Leibniz Institute for Evolution and Biodiversity Science, Germany Françoise Dowsett-Lemaire --- , FranceArnot’s Chat Myrmecocichla arnotti in the family Muscicapidae is largely confined to the woodlands of the Zambezian biome of south-central Africa. This work assesses its taxonomic status, including comments on the so-called Ruaha Chat M. [a.] collaris (also named M... -
Hunting the hippo: a brief history of wildlife hunting and the reconfiguration of animal-human relations in Namibia’s Zambezi region
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Hauke-Peter Vehrs --- University of Cologne, GermanyThe Zambezi region in north-eastern Namibia is located at the centre of the Kavango-Zambezi Transfrontier Conservation Area (KAZA TFCA), an area that is endowed with a great variety of wildlife and managed not only to protect this asset but also... -
The making, unmaking and adaptation of Mayeyi multispecies entanglements within the Kwando-Linyanti wetlands: eighteenth century to 1990
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Jessica-Jane Lavelle --- University of Cape Town, South AfricaThe Kwando-Linyanti wetlands of Namibia are known for their rivers, floodplains and woodlands with abundant wildlife and a diversity of birds and fish. Within these landscapes reside the Mayeyi, a Bantu-speaking people whose culture is closely entangled with the wetlands... -
Long-term interannual temperature variability across the KwaZulu-Natal Bight as a technique for monitoring the complex uThukela Marine Protected Area, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: N Ramsarup --- University of Cape Town, South Africa T Morris --- , South Africa J Hermes --- University of Cape Town, South Africa M Dicken --- Institution for Coastal and Marine Research, Ocean Sciences Campus, Nelson Mandela University, South AfricaThe uThukela Marine Protected Area (MPA), situated on the continental shelf of the KwaZulu-Natal (KZN) Bight on the northeastern coast of South Africa, has been identified as a vital ecological region. Knowledge of the oceanographic dynamics in the region is... -
Biometry, hatching efficiency, growth performance and survival of the brine shrimp Artemia franciscana from Tanzania
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: AT Jacob --- Sokoine University of Agriculture, Tanzania IB Kapinga --- , Tanzania AP Mwijage --- Tanzania Fisheries Research Institute (TAFIRI), Tanzania A Luvanga --- Tanzania Fisheries Research Institute (TAFIRI), Tanzania A Mremi --- , Tanzania C Sekadende --- Tanzania Fisheries Research Institute, Tanzania SS Shaban --- Tanzania Fisheries Research Institute, Tanzania HA Lamtane --- Sokoine University of Agriculture, Tanzania AB Matondo --- College of Veterinary Medicine and Biomedical Sciences, Sokoine University of Agriculture, TanzaniaThis study determined the biometry, hatchability and growth performance of a strain of the brine shrimp Artemia franciscana, a species now widely introduced globally, obtained from salt farms in the Tanga Region, Tanzania. The cysts were collected from salt pans... -
Role of subregional cooperation towards environmental conservation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Robita Lee Robinson --- Universiti Malaya, Malaysia Angathevar Baskaran --- Universiti Malaya, Malaysia Sonia Kumari Selvarajan --- Universiti Malaya, MalaysiaThis study examines the role of subregional cooperation in advancing environmental conservation within the ASEAN framework, focusing specifically on the Indonesia-Malaysia-Thailand Growth Triangle (IMT-GT) and its institutional body, the Centre for IMT-GT Subregional Cooperation (CIMT). Through qualitative analysis based on... -
The roadblocks to progress: A comprehensive study on the relationship between regional institutional quality and firms’ innovation of sub-Saharan African nations
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Abel Dula Wedajo --- University of Sanya, People’s Republic of China Xiao Huilin --- University of International Business and Economics (UIBE), People’s Republic of ChinaThis study examines the impact of regional institutional quality (level two) on firm-level innovation (level one) in Sub-Saharan Africa (SSA), where cultural and institutional diversity challenges frameworks derived from homogeneous contexts. Analyzing 7,578 firms across Ethiopia, Kenya, Rwanda, Tanzania, Uganda,... -
Comparison of light trap designs for assessments of positively phototactic invertebrate and larval assemblages in urbanised coastal systems
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: NP Mpanza --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa P Pattrick --- South African Environmental Observation Network (SAEON), Elwandle Coastal Node, South Africa F Porri --- South African Institute for Aquatic Biodiversity (SAIAB), South AfricaThe construction of seawalls is increasing the extent of artificial infrastructure along coastlines globally. Such development compromises substrate complexity of the natural environment which is crucial for major life functions of larvae (invertebrates and fish). Understanding the physical and biological... -
Refinement of a site classification system for South African plantation forestry using regionally downscaled climate model input
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Steven Dovey --- Scion (NZ Forest Research Institute Ltd), New Zealand Jacob Crous --- Sappi Shaw Research Centre, South Africa Yolandi Ernst --- Global Change Institute, University of the Witwatersrand, South AfricaDeemed a climate change hotspot, southern Africa is already experiencing increasing average temperatures associated with extreme weather events, such as drought and flooding. Climate change has already induced many weather and climate extremes in South Africa, and these are likely... -
Seasonal consumption of Thamnochortus spicigerus (Restionaceae) by eland is associated with plant sex and nutrient status
Item type: Journal Article • Journal: African Zoology • Authors: Petro Botha --- Department of Botany and Zoology, Stellenbosch University, South Africa Bruce Anderson --- Department of Botany and Zoology, Stellenbosch University, South AfricaHistoric distributions of large herbivores in the Fynbos Biome remain poorly described and, despite ongoing reintroductions, their dietary strategies and forage selection in the Fynbos Biome are understudied. We monitored an introduction of eland into Cape Flats Dune Strandveld vegetation,...
