Now showing items 1-4 of 4
Red swamp crayfish, Procambarus clarkia, found in South Africa 22 years after attempted eradication
(John Wiley & Sons, Ltd., 2017)
1. No freshwater crayfish are indigenous to continental Africa, but four species have been introduced to the continent. One of these is the North American red swamp crayfish Procambarus clarkii, which has been introduced ...
Vulnerability of Cape Fold Ecoregion freshwater fishes to climate change and other human impacts
(John Wiley & Sons, Ltd, 2018)
1. Native freshwater fish populations throughout South Africa's Cape Fold Ecoregion (CFE) are in decline as a result of human impacts on aquatic habitats, including the introduction of nonnative freshwater fishes. Climate ...
Effect of an intensive mechanical removal effort on a population of non-native rainbow trout Oncorhynchus mykiss in a South African headwater stream
(John Wiley & Sons, Ltd, 2017)
1. Invasions by non‐native species can compromise the conservation value of otherwise pristine headwater streams. While both developed and developing countries recognize this threat, few of the latter have suitable budgets ...
Freswater crayfish invasions in South Africa: past, present and potential future
(NISC (Pty) Ltd, 2017)
Freshwater crayfish invasions have been studied around the world, but less so in Africa, a continent devoid of native freshwater crayfish. The present study reviews historical and current information on alien freshwater ...