Yellow Bull

The yellow bullhead is a medium-sized member of the catfish family. It is typically yellow-olive to slate black on the back and may appear mottled depending on its habitat, though generally not as strongly as the brown bullhead (Ameiurus nebulosus). The sides are lighter and more yellowish, while the underside of the head and body are bright yellow, yellow white, or bright white. The rear edge of its caudal fin is rounded. The anal fin has anywhere between 24 and 27 constituent rays, more than that of other bullheads. The yellow bullhead can be easily distinguished from A. nebulosus and the black bullhead (A. melas) by the group of white barbels or "whiskers" under its chin. The pectoral…