| Recorded from six localities in the Kuiseb, Omaruru and Ugab Rivers in 1974. Interbreeding with native species and competition for food and spawning sites with native cichlids is possible (Ref. 13364). Introduced to Lake Otjikoto, near Tsumeb, where its population is still increasing (Ref. 27829). Known from Lower Orange, and Interior (Ref. 33857). Present in all major state dams: Hardap, Naute, Omatako, Otjivero, Swakoppoort and Von Bach (Ref. 33857); and the Cuvelai system (Omuramba Omatako and Owamboland (Ref. 52863); collected from Goreangab Reservoir (Windhoek) (Ref. 52863). Poses a serious threat of genetic pollution in Kunene and Okavango rivers: breeds with O. andersonii (Ref. 246). First introduced into Namibia from the Cape in 1947 for angling/sport (Ref. 53015). Distribution in Namibian ephemeral rivers sporadic and depends on good rains (Ref. 52863).
Ref:
FAO, 1997
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