
Distribution area
Regional overview, not a precise species range.
Africa: two distinct population groups; a northern in the drainage systems of Lake Chad and the Chari River in Chad; Ubangi, Kotto, Bamingui and Gribingi river systems in Central African Republic; upper and middle White Nile in Sudan; Uele and Itimbiri in northern Democratic Republic of the Congo (Ref. 47311 ). Also in Wagenia Falls in Democratic Republic of the Congo (Ref. 106245 ). Southern populations are found in the Sankuru, Lake Mweru Wantipa and Lufira River in southeastern Democratic Republic of the Congo; Lake Mweru Wantipa and Lake Bangweulu in northern Zambia, and the upper Zambezi in western Zambia; upper Zambezi, Kwilu, upper Kasai and Kwando in Angola; Chobe River and Okavango swamps in Namibia and Botswana; lower Shire in southern Malawi; some river systems flowing into the