Contact: Frans Witte
Caption: This image shows males in breeding dress of the new species Haplochromis argens (top) and H. goldschmidti (bottom) in the Emin Pasha Gulf. Note the difference in color and size of the egg spots.
Credit: Dr. Frans Witte
Usage Restrictions: CC-BY 3.0
Related news release: A new fish species from Lake Victoria named in honor of the author of Darwin's Dreampond