Originally Posted by ddodad
Hi I've had these 2 Kribs in my tank for quite a while l, bought the as a male and female. In the last few days they seem to be showing mating behavior however from what I've read/see they are both males. I couldn't get any good pics today I will try tomorrow. Is there any sure way to tell what sex?
Males have a pointy dorsal fin with colour going right to the tip, females have a rounded dorsal fin with no colour at the tip