Found throughout the Congo River basin, from the lower course to the Bangweulu drainage (Ref. 78218). Reported from the lower Congo (Ref. 42510), Pool Malebo (=Stanley Pool) (Ref. 42496), middle Congo near Yangambi (Ref. 4910), Wagenia Falls (Ref. 42480), lower Lualaba near Wagenia Falls (Ref. 45434), Aruwimi (Ref. 41590, 41594) and Uele (Ref. 41594). Also Ref. 3202, 88779.