1. Department of Ichthyology and Fisheries Science; Rhodes University; Grahamstown South Africa
2. South African Institute for Aquatic Biodiversity (SAIAB); Grahamstown South Africa
3. DST/NRF Research Chair in Inland Fisheries and Freshwater Ecology; South African Institute for Aquatic Biodiversity (SAIAB); Grahamstown South Africa
4. Department of Zoology & Entomology; Rhodes University; Grahamstown South Africa
5. NNF/EU Community Conservation Fisheries in KAZA Project; Katima Mulilo Namibia
6. Department of Biological Sciences; University of Namibia; Windhoek Namibia