Is there any way you can sex Bolivian Rams, (Mikrogeophagus altispinosus) other than the elongated 3-5 spiny rays on the male’s dorsal fin.
Thanks Ludwig, is there any chance you could sex them form a video [URL="http/in.youtube.com/watch?v=hUGY836i51k"]http
/in.youtube.com/watch?v=hUGY836i51k[/URL] its not the best in the world.