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The function of the hygroscopic awn of Themeda triandra 1
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: K.M. Adams --- Department of Grassland Science, Republic of South Africa N.M. Tainton --- Department of Grassland Science, Republic of South AfricaThe hygroscopic awn of species such as Themeda triandra is widely believed to be a device ensuring the early burial of its seed. This belief has been extensively tested and no tendency for such self‐burial has been found. It has... -
Investigations on the removal by animals of Acacia longifolia (Fabaceae) seed from the soil surface at Banhoek in the southwestern Cape
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: P.J. Pieterse --- , Republic of South Africa A. L.P. Cairns --- Department of Agronomy, Republic of South AfricaStudies on the removal of Acacia longifolia (Andr.) Willd. seed from trays on the soil surface showed that 91,07% of the seed was removed after one week of exposure. Exclusion treatments indicated that ants removed 57,22% of the seed while... -
Nearshore surface current patterns in the Tsitsikamma National Park, South Africa
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: C. G. Attwood J. Allen P. J. ClaassenThe pattern of surface currents in the Tsitsikamma National Park, South Africa, was studied with holey-sock drogues released in batches of up to four at a time, from 1996 and 1998. Drogues were left to drift for either 6 or... -
Long-distance migration of the rock lobster Palinurus delagoae off South Africa and Moçambique
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: J. C. GroeneveldLong-distance migration patterns of deep-water rock lobster Palinurus delagoae were investigated using tagrecapture data obtained over a period of 6 years (1995–2000). Of 7 654 animals tagged, 363 (4.7%) were recovered from South African and seven (0.1%) from Moçambican waters... -
Aspects of the seed ecology of Acacia karroo in the Eastern Cape, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: TG O’Connor --- , South Africa CH de Ridder --- , South Africa FO Hobson --- , South AfricaSeed ecology may play a role in the widespread increase of Acacia karroo in savanna and grassland. Accordingly, fecundity, predation, mortality by fire, dispersal by livestock, and seed longevity were studied. Seed production per tree (P of pod production, pods... -
Branchipodopsis species — specialists of ephemeral rock pools
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: L Brendonck ML Hamer BJ Riddoch MT SeamanThe anostracan Branchipodopsis genus is widespread throughout southern Africa and is the second most speciose anostracan taxon in this sub-continent. Branchipodopsis species are particularly dominant in small short-lived and clear rock pools, to the vagaries of which they are extremely... -
Distribution, breeding phenology and time budget of Ruddy Shelduck Tadorna ferruginea during the annual cycle in the Hauts Plateaux, north-east Algeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mouloud Boulkhssaïm --- Department of Biology, Algeria Abdallah Ouldjaoui --- Department of Biology, Algeria AhmedH Alfarhan --- Center of Excellence for Research in Biodiversity, Saudi Arabia Boudjéma Samraoui --- Center of Excellence for Research in Biodiversity, Saudi ArabiaBetween September 2003 and July 2006, the reproductive biology and time budget of the Ruddy Shelduck Tadorna ferruginea was studied in the wetland complex of Oum el Bouaghi, north-east Algeria. Our results indicate a marked post-breeding dispersal of the Ruddy... -
Why are Myrmecochorous Plants Limited to Fynbos (Macchia) Vegetation Types?
Item type: Journal Article • Journal: South African Forestry Journal • Authors: G.J. Breytenbach --- Saasveld Forestry Research Centre,Myrmecochorous plants (plants with seeds dispersed by ants) are virtually absent from all non-fynbos vegetation types. In this study It IS shown that, contrary to previous findings, ants in non-fynbos vegetation types do find elaiosome bearing seed and bury them... -
Use of Plastic Drift Cards As Indicators of Possible Dispersal of Propagules of the Mangrove Avicennia Marina by Ocean Currents
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: T. D. Steinke C. J. WardPlastic drift cards with the same buoyancy as propagules of Avicennia marina (Forssk.) Vierh. were used as an indicator of possible mangrove dispersal by ocean currents. The cards were dropped from an aircraft into the sea at the mouths of... -
Adult Movement and Larval Dispersal of Argyrozona Argyrozona (Pisces: Sparidae) from a Temperate Marine Protected Area
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S. L. Brouwer M. H. Griffiths M. J. RobertsAdult emigration and larval dispersal of carpenter Argyrozona argyrozona from the Tsitsikamma National Park (TNP), South Africa, were investigated using mark-recapture data and Acoustic Doppler Current Profiler measurements of currents. Tagging data showed that adult carpenter were mainly resident, with... -
Alternate explanations of the dispersal pattern of galjoen Dichistius capensis
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CG Attwood PD CowleyThe movement behaviour of galjoen Dichistius capensis (>250mm total length) was studied by using a tag and recapture technique. A total of 25 191 galjoen was tagged at four sites in South Africa. Three of the sites were in fully... -
Natal site fidelity by breeding female southern elephant seals in relation to their history of participation in the winter haulout
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GJG Hofmeyr --- Mammal Research Institute, Department of Zoology & Entomology, South Africa SP Kirkman --- Mammal Research Institute, Department of Zoology & Entomology, South Africa PA Pistorius --- Mammal Research Institute, Department of Zoology & Entomology, South Africa MN Bester --- Mammal Research Institute, Department of Zoology & Entomology, South AfricaOf the four types of terrestrial haulout periods undertaken by southern elephant seals Mirounga leonina, only the purpose of the winter haulout is unknown. Returning to a haulout site from distant pelagic foraging grounds bears significant costs in terms of... -
Significant population genetic structuring of the holoplanktic scyphozoan Pelagia noctiluca in the Atlantic Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: BJ Miller --- Evolutionary Genomics Group, Department of Botany and Zoology, South Africa S von der Heyden --- Evolutionary Genomics Group, Department of Botany and Zoology, South Africa MJ Gibbons --- Department of Biodiversity and Conservation Biology, South AfricaPelagia noctiluca is thought to have a global distribution, yet our understanding of genetic connectivity across the range of this problem animal is poor. Here, we investigate the genetic structure of populations off southern Africa using mitochondrial COI and nuclear... -
Reef fish display station-keeping and ranging behaviour in the Pondoland Marine Protected Area on the east coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JQ Maggs --- , South Africa BQ Mann --- , South Africa PD Cowley --- , South AfricaThis study assessed the role of the Pondoland Marine Protected Area (MPA) in the Eastern Cape province of South Africa by evaluating retention versus ‘spillover’ of exploited fishery species that were tagged in a 400 km2 no-take zone of the... -
Shallow-water, nearshore current dynamics in Algoa Bay, South Africa, with notes on the implications for larval fish dispersal
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: P Pattrick --- Department of Ichthyology and Fisheries Science, South Africa NA Strydom --- , South Africa WS Goschen --- , South AfricaNearshore currents play a vital role in the transport of eggs and larval stages of fish. However, little is known about their complexity and the implications for dispersal of fish larvae. The study describes the complexity of the shallow nearshore... -
Phylogeographic structure of the caridean shrimp Palaemon peringueyi in South Africa: further evidence for intraspecific genetic units associated with marine biogeographic provinces
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PR Teske PW Froneman NP Barker CD McQuaidRecent genetic studies have shown that most widely distributed, passively dispersing invertebrates in southern Africa have regional intraspecific units that are associated with the three main marine biogeographic provinces (cool-temperate, warm-temperate and subtropical). The caridean shrimp Palaemon peringueyi also occurs... -
Long current to nowhere? — Genetic connectivity of Jasus tristani populations in the southern Atlantic Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S von der Heyden JC Groeneveld CA MattheeThe commercially exploited spiny lobster Jasus tristani has a disjunct distribution in the southern Atlantic Ocean, with populations occurring at the Tristan da Cunha Archipelago, Gough Island and on Vema Seamount. A distance of 2 000km separates Vema and the... -
Intra-archipelago moult dispersion of southern elephant seals at the Prince Edward Islands, southern Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: WC Oosthuizen --- Mammal Research Institute, Department of Zoology and Entomology, South Africa MN Bester --- Mammal Research Institute, Department of Zoology and Entomology, South Africa PJN de Bruyn --- Mammal Research Institute, Department of Zoology and Entomology, South Africa GJG Hofmeyr --- Mammal Research Institute, Department of Zoology and Entomology, South AfricaDuring three summer surveys at Prince Edward Island (PEI), southern Indian Ocean (2001, 2004 and 2008), 416 southern elephant seals Mirounga leonina were inspected for identification tags. In all, 42 seals that had been tagged as weaned pups at their... -
Impacts of cattle on ecological restoration of coastal forests in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: TDE Mpanza PF Scogings NW Kunene AM ZoboloLivestock from communities bordered by dune mining, urban areas and commercial forestry in northern KwaZulu-Natal spend substantial time foraging in the coastal forest that the mining company is obliged to restore. A survey of livestock owners and an experimental study... -
Invasive Australian crayfish Cherax quadricarinatus in the Sanyati Basin of Lake Kariba: a preliminary survey
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: LT Marufu --- University of Zimbabwe, Zimbabwe C Phiri --- University Lake Kariba Research Station, Zimbabwe T Nhiwatiwa --- University of Zimbabwe, ZimbabweThe invasion of Cherax quadricarinatus, the Australian redclaw crayfish, in the Sanyati Basin of Lake Kariba, Zimbabwe, is reported. A total of 79 crayfish were caught at 10 out of 12 sampling sites in the Sanyati Basin in November–December 2012... -
Macroinvertebrate distributions in relation to human and animal-induced physical disturbance of the sediment surface in two Kenyan tropical Rift Valley streams
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CM M'Erimba --- Department of Biological Sciences, Kenya JM Mathooko --- Global Research Akademik and Mentoring Services, Kenya KO Ouma --- Department of Biological Sciences, KenyaA study of macroinvertebrate distribution in relation to different levels of human and animal physical disturbance of the sediments of the Njoro (highly disturbed) and Ellegirini (less disturbed) rivers was conducted from October 2001 to June 2002, and again in... -
Diversity, dispersal and disturbance: cladoceran species composition in the Okavango Delta
Item type: Journal Article • Journal: African Zoology • Authors: Markus Lindholm --- Norwegian Institute for Water Research/NIVA, Norway Dag O. Hessen --- Department of Biology, Norway Lars Ramberg --- Harry Oppenheimer Okavango Research Centre, University of Botswana, BotswanaCommunities exposed to intermediate disturbances have been shown to be more diverse than more stable or unstable systems. We recorded the diversity pattern of zooplankton in the Okavango Delta, Botswana, a system which include water bodies with different stability with... -
Post-weaning social behaviour within mother–offspring groups of the bushveld gerbil, Gerbilliscus leucogaster: implications for dispersal
Item type: Journal Article • Journal: African Zoology • Authors: Tracy K. Lötter --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Neville Pillay --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South AfricaSocial behaviour has been implicated in the natal dispersal of several small mammal species. We studied social interactions within groups of bushveld gerbil Gerbilliscus leucogaster mothers and their weaned offspring in captivity. We examined groups (n = 8) over several... -
Fragmented populations of leopards in West-Central Africa: facing an uncertain future
Item type: Journal Article • Journal: African Zoology • Authors: Pauline Toni --- Université de Rennes 1, France Thierry Lodé --- Université de Rennes 1, FranceDuring recent decades, most endangered species have suffered serious population declines. Little has been documented on leopards inWest-Central Africa and as a result the efficiency of protection measures and wildlife managing practices can be questioned. Using 416 occurrences of leopards,... -
An example of burrow system architecture of dispersing Damaraland mole-rats
Item type: Journal Article • Journal: African Zoology • Authors: Cornelia Voigt --- Department of Zoology and Entomology, South AfricaThe Damaraland mole-rat (Fukomys damarensis) is a social, subterranean rodent that occurs in the red Kalahari sands. This species exhibits extreme reproductive skew with a single breeding female whereas reproduction in subordinate group members is completely blocked. Rainfall, as it... -
Historical demography of southern African patellid limpets: congruence of population expansions, but not phylogeography
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: KL Mmonwa --- SANBI Marine Programme, South Africa PR Teske --- Department of Zoology, South Africa CD McQuaid --- Coastal Research Group, Department of Zoology and Entomology, South Africa NP Barker --- Molecular Ecology and Systematics Group, Department of Botany, South AfricaGlobal climatic oscillations have shaped the contemporary genetic structure of marine taxa in different ways. Previous demographic studies have indicated that various intertidal marine species display genetic signatures of demographic expansion that either pre- or postdate the Last Glacial Maximum... -
Long-distance dispersal capability of Lesser Flamingo Phoeniconaias minor between India and Africa: genetic inferences for future conservation plans
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: BM Parasharya --- AH India Network Project on Agricultural Ornithology, India DN Rank --- Department of Animal Genetics and Breeding, India David M Harper --- Department of Biology and Centre for Landscape and Climate Research, UK Giuseppe Crosa --- Department of Theoretical and Applied Sciences, Italy Serena Zaccara --- Department of Theoretical and Applied Sciences, Italy Nirmal Patel --- Department of Animal Genetics and Breeding, India CG Joshi --- Department of Animal Biotechnology, IndiaWe examine genetic differentiation of Lesser Flamingo Phoeniconaias minor, a colonial and vagrant waterbird confined to four populations in the Old World, in order to provide a first insight into geographic connections between the two major breeding populations. Sixty-nine flamingos,... -
A comparison of genetic structure in two low-dispersal crabs from the Wild Coast, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: Y Qhaji --- Molecular Zoology Laboratory (Aquatic Division), Department of Zoology, South Africa B Jansen van Vuuren --- Molecular Zoology Laboratory (Aquatic Division), Department of Zoology, South Africa I Papadopoulos --- Molecular Zoology Laboratory (Aquatic Division), Department of Zoology, South Africa CD McQuaid --- Department of Zoology and Entomology, South Africa PR Teske --- Molecular Zoology Laboratory (Aquatic Division), Department of Zoology, South AfricaThe Wild Coast in south-eastern South Africa is strongly influenced by the warm, southward-flowing Agulhas Current. This current has a significant impact on dispersal in the coastal biota of the region, and facilitates high levels of connectivity among populations. However,... -
The role of waterbirds in the dispersal of freshwater cladocera and bryozoa in southern Africa
Item type: Journal Article • Journal: African Zoology • Authors: Chevonne Reynolds --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Graeme S Cumming --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South AfricaIt has long been presumed that waterbirds disperse the propagules of aquatic organisms. However, it is only in recent years that this claim has been empirically explored and little is still known about waterbird-mediated dispersal in southern Africa. Aquatic invertebrates... -
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... -
Camera-trapping and seed-labelling reveals widespread granivory and scatter-hoarding of nuts by rodents in the Fynbos Biome
Item type: Journal Article • Journal: African Zoology • Authors: Joseph DM White --- Department of Biological Sciences, South Africa Gary N Bronner --- Department of Biological Sciences, South Africa Jeremy J Midgley --- Department of Biological Sciences, South AfricaMany plant–animal interactions can be challenging to directly observe, due to species being small, cryptic and/or nocturnal. Previous research on seed predation and dispersal by rodents in the Fynbos Biome of South Africa has relied on indirect evidence, as methods... -
Phylogeny of the Sepia officinalis species complex in the eastern Atlantic extends the known distribution of Sepia vermiculata across the Benguela upwelling region
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: AJE Healey --- Institute of Biological, Environmental and Rural Sciences (IBERS), Aberystwyth University, Wales NJ McKeown --- Institute of Biological, Environmental and Rural Sciences (IBERS), Aberystwyth University, Wales WM Potts --- Department of Ichthyology and Fisheries Science, South Africa CL de Beer --- Department of Ichthyology and Fisheries Science, South Africa W Sauer --- Department of Ichthyology and Fisheries Science, South Africa PW Shaw --- Institute of Biological, Environmental and Rural Sciences (IBERS), Aberystwyth University, WalesAccurate species identification and biogeographic characterisation are fundamental for appropriate management of expanding cephalopod fisheries. This study addresses this topic within the common cuttlefish Sepia officinalis species complex (S. officinalis, S. hierredda and S. vermiculata), with an emphasis on occurrence... -
The ‘suitcase hypothesis’: Can entrainment of meroplankton by eddies provide a pathway for gene flow between Madagascar and KwaZulu-Natal, South Africa?
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S Ockhuis --- Cape Peninsula University of Technology, South Africa JA Huggett --- Branch: Oceans and Coasts, Department of Environmental Affairs, South Africa G Gouws --- African Coelacanth Ecosystem Programme (ACEP), South Africa C Sparks --- Cape Peninsula University of Technology, South AfricaSimilarities in the marine fauna found off the coasts of southern Madagascar and KwaZulu-Natal Province (KZN), South Africa, led to the development of the ‘suitcase project,’ with the aim of establishing whether eddies that form off southern Madagascar may package... -
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... -
Dispersal dynamics of juvenile Secretarybirds Sagittarius serpentarius in southern Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Melissa A Whitecross --- Terrestrial Bird Conservation Programme, BirdLife South Africa, South Africa Ernst F Retief --- Important Bird and Biodiversity Areas Programme, BirdLife South Africa, South Africa Hanneline A Smit-Robinson --- Terrestrial Bird Conservation Programme, BirdLife South Africa, South AfricaKnowledge of the dispersal behaviour of southern Africa’s juvenile Secretarybirds Sagittarius serpentarius was previously limited to a small number of ring recoveries (n = 4) in South Africa. From 2012 to 2015, 10 GSM-GPS solar trackers were fitted to juvenile... -
Natal dispersal in the Southern Ground Hornbill Bucorvus leadbeateri
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Kate F Carstens --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Reshma Kassanjee --- Department of Statistical Sciences, South Africa Robin M Little --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Peter G Ryan --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa Philip AR Hockey --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South AfricaDispersal is of ecological and evolutionary importance for population biology because it affects a species’ ability to expand its range, to colonise new favourable habitats and to increase the likelihood of population persistence. Male birds are mostly philopatric, delaying dispersal... -
Agents sans frontiers: cross-border aquatic weed biological control in the rivers of southern Mozambique
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Silvia DF Langa --- , South Africa Martin P Hill --- , South Africa Stephen G Compton --- , South AfricaBiological control is an effective ways of controlling aquatic plants, especially in South Africa. Release of biological control agents has been limited to Mozambique, where water hyacinth (Eichhornia crassipes (Mart.) Solms-Laubach (Pontederiaceae)), water lettuce (Pistia stratiotes L. (Araceae)), red water... -
A Malagasy element in Continental Africa: a new subspecies of the rare Amauris nossima (Nymphalidae, Danainae) from the Kenyan coast
Item type: Journal Article • Journal: African Zoology • Authors: Tomasz W Pyrcz --- , Poland Steve Collins --- , Kenya Dorota Lachowska-Cierlik --- , Poland David C Lees --- , United Kingdom Szabolcs Sáfian --- , Hungary Klaudia Florczyk --- , PolandAmauris nossima Ward (Nymphalidae, Danainae) was known before this study only from Madagascar and the island of Mayotte, without clearly defined subspecies, but with five names considered invalid or infrasubspecific. It has generally been considered a rare species of butterfly... -
Population ecology of Red-necked Spurfowl Pternistis afer in the coastal towns of the Eastern Cape province, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Johann H van Niekerk --- , South AfricaConserved remnants of indigenous vegetation patches and corridors are regarded as important components of the built environment for the survival of birds. Field research was conducted at Boknes and Cannon Rocks in the Eastern Cape Province, South Africa to study... -
Is a long hygroscopic awn an advantage for Themeda triandra in drier areas?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Craig D Morris --- , South AfricaThemeda triandra has bigeniculate hygroscopic lemma seed awns that twist when wet and drying, thereby transporting the caryopsis across the soil surface into suitable germination microsites. The prediction that awns would be longer in drier grassland and have greater motility... -
The effects of tree canopies on invasive Lantana camara: a follow-up study 18 years later
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Kiersten McMahon --- , United States David Ward --- , United StatesLantana camara is primarily a bird-dispersed invasive plant species that has spread quickly across South Africa in disturbed areas. We re-examined the distribution of Lantana at Rodger and Twine’s (2002) study site (R&T) in a highly grazed communal area and... -
The ecology of coastal wetland ponds created by diamond mining in southern Namibia. 2. Saltmarsh vegetation
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Maritz --- , South Africa D Pillay --- , South Africa GM Branch --- , South AfricaDiamond mining on the southern Namibian coastline has created multiple large coastal ponds of up to 380 000 m2 adjacent to the coastline, as the sea overtops erected seawalls or seeps into excavated areas. These ponds span ages of 1–38... -
Metabarcoding of zooplankton confirms southwards dispersal of decapod crustacean species in the western Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Govender --- Oceanographic Research Institute (ORI), South Africa JC Groeneveld --- Oceanographic Research Institute (ORI), South Africa SP Singh --- Oceanographic Research Institute (ORI), South Africa S Willows-Munro --- University of KwaZulu-Natal, South AfricaMetabarcoding to determine marine zooplankton species composition is a fast-developing method, yet to be fully standardised. DNA barcode reference libraries that link species to barcode sequences remain incomplete, taxonomically imprecise, and biased towards well-studied regions. We used metabarcoding to determine... -
Cinereous Vulture Aegypius monachus movements between Europe and Africa show a pattern across the Strait of Gibraltar
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Juan Ramírez --- Malaga University, Spain Javier Elorriaga --- , Spain Andrés de la Cruz --- Spanish Institute of Oceanography (IEO), Spanish National Research Council (CSIC), SpainThe biology of the Cinereous Vulture Aegypius monachus is well known across its breeding range, and the species’ dispersal and movements throughout Europe are widely recorded. However, the ecology of this vulture south of the Mediterranean Sea has been overlooked,... -
The extent of hybridisation between largemouth bass and Florida bass across two river systems in South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Dumisani Khosa --- , South Africa John S Hargrove --- , South Africa Eric Peatman --- , United States Olaf LF Weyl --- , South AfricaNative to North America, largemouth bass Micropterus salmoides (Lacepède, 1802) were introduced in South Africa in 1928. Florida bass Micropterus floridanus (Lesueur, 1822) were introduced to enhance existing largemouth bass fisheries in 1980. While largemouth bass and Florida bass readily... -
The effect of intergroup distance on group fidelity in the group‐living Lizard, Cordylus cataphractus
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Eloise Costandius --- Stellenbosch University, South Africa P.Le FrasN. Mouton --- Stellenbosch University, South Africa AlexanderF. Flemming --- Stellenbosch University, South AfricaThe effect of intergroup distance on group fidelity in the Armadillo Lizard, Cordylus cataphractus, was studied in the Lambert's Bay/Graafwater area, South Africa. One hundred and six individuals from 27 groups were marked and recaptured regularly from May until September... -
The biogeographical influence of the Tankwa Karoo Basin on reptile distribution in south-western South Africa
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Anita Meyer --- Stellenbosch University, South Africa P. le FrasN. Mouton --- Stellenbosch University, South Africa Laco Mucina --- Stellenbosch University, South AfricaPoint distribution data were used to evaluate the biogeographical influence of the arid Tankwa Karoo Basin on the distribution of reptiles in the south-western districts of South Africa. Under-representation of the Tankwa Karoo in the dataset required an additional field... -
Validation of the generic name Prescottiella gen. nov. (Desmidiales, Zygnematophyceae): a rare African desmid
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Sanet Janse van Vuuren --- North-West University, South Africa Anatoliy Levanets --- North-West University, South AfricaPrescottiella sudanensis is a rare, asymmetrical desmid currently known from only a few countries in equatorial Africa. During the present study, P. sudanensis cells were found in water samples from Vogel Pan located in the far north-eastern side of Namibia,... -
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... -
Inferring regional, habitat and phylogenetic patterns in caliochory from bird nests in a museum collection
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Suzanne J Milton --- Wolwekraal Conservation and Research Organisation, South Africa W Richard J Dean --- Wolwekraal Conservation and Research Organisation, South AfricaCoevolution of plants and animals may lead to features or behaviour that are mutually beneficial. This is exemplified by plant adaptations for seed dispersal, including caliochory, which is the dispersal of seeds by birds in nest materials. Caliochory is a...