unclenedsfishfactory.com

Our endlers had babies a couple weeks ago. There are 10 that have survived and they all appear to be females (lack of any color), or do the males come into color as they get older?

Marcy

hmm
...think you just have to wait and see
(they've bred here in the store before,
but I don't recall)

on certain species,
such as some dwarf cichlids and some killifish,
pH and temperature can affect sex ratio of the young