The number of dorsal fin spines is how you determine if it's a white crappie or black crappie.
Quote Originally Posted by allen View Post
i heard that by counting the dorsal fins. i believe, but not positive, its a male if it has more than 6 bones in the dorsal fin that its a female. may be the other way around. i think rusty told me that at blackshear slabfest. let him chime in.