Quote:
Originally Posted by mihaivapler
Aside from the dorsal fin being longer the males mouth is squared off compared to the female's, whose curve tends to mirror the curve of her upper nose.
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This is not reliable. The vent method as outlined in that article Shane Graber wrote using my photos is an accurate way to sex them once you get the eye for it. Over the years, I've noticed there are many more males in the fish shops than females.