missie said:How do you tell sex in yellow labs?? I have 2.
Jmedic25 said:When labs start to get black ventral fins and black face its called bearding. Means they are becoming the dominant male fish in the tank. Im not sure if the labidochromis female will beard if no male is present. The dark lines down the sides arent bearding. My lab male with stripe up (vertical) when hes spawning.