Bullhead Identity

Brown and black bullheads have squared-off, slightly notched caudal (tail) fins and dusky to black chin barbels, while the yellow bullhead has a squared - off, slightly rounded caudal fin and yellow to white chin barbels. The brown and yellow bullheads have strongly barbed pectoral spines, while the black bullhead has weakly barbed, almost smooth pectoral spines. The black bullhead has seventeen to twenty one rays in its anal fin; the yellow bullhead, twenty-three to twenty-seven; the brown bullhead, twenty to thirty.