sexing clown

I’m a bit confused on clownfish sex changes work… I know if you just have a pair the dominant one is female and the other is male, but what about a colony? I was under the impression that any number of clowns had one female, one male, and the rest ungendered, but I am now told that “there will...

I work at a lfs and today a customer wanted to buy the lone mai tai clown we had and put it with the mai tai he had in his tank already. He said he also had other kinds of clowns in the tank and they got along well. The question is that since our mai tai was alone, it would’ve been female...