Please post pic on how to tell the sex of Red Devil.

  • We are currently upgrading MFK. thanks! -neo
It's pretty obvious if you grow out a group, Males double or triple the size of the female and get much larger heads. Venting fish is pretty easy, females have much larger vents than male to accomodate her larger egg laying tube.
 
male.
female.

DSC01111.jpg
 
You mean like this?

Picture034-RD.jpg
 
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