: the species is currently present in 12 of them (endemic, native, introduced);
: possible in 0 of them (stray, questionable);
: absent from 0 of them (extirpated, not established, misidentification, error).
: all reports listed together.
: Africa: Nile (Ref. 7362
), Senegal, Gambia, upper Volta (Ref. 57223
), Ogun (Ref. 31256
), Osse, Niger (including the Bénoué) and Chad basins (Ref. 57223
The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874