Fig. 1.
(a) Photos of Haplochromis chilotes, H. sauvagei, and Lithochromis rufus. (b) Sampling points in Mwanza Gulf and its surroundings in Lake Victoria. Each color and two-letter code indicate the different species: H. chilotes (blue, HC), H. sauvagei (pink, HS), and L. rufus (green, LR), and each number corresponds to the individual name as listed in supplementary table S1, Supplementary Material online.