Sexing Apistogramma cocatuoides

[Shadi hassan]

I little confused almost same size

 

[Bob Dixon]

When they are half-way to full grown, the males become apparent by finnage

 

[MacZ]

When they are half-way to full grown, the males become apparent by finnage

Can be tricky with contemporary domestic strains showing more and more male charateristics in females, especially in colouration and fins. It can take a while until it is really truely safe to say. Can. Doesn't have to.