How To Sex Oscars

[robo180]

How can you tell what sex an oscar is

 

[shelaghfishface]

simple.. u dont .

you could always get a pair and hope they breed , or learn to love the one u have lol

there is a technique called 'venting' this is where the gills are widened and tubes are checked for shape, but deffo not for the amateur fishkeeper

 

[ChilliPepper]

As Shelagh says you can't, as they are monomorphic