1. A row of three dark, rectangular body blotches is normally visible when fish are active (when resting, change to blotched or mottled reddish brown). 2. Two barbels under tip of chin.
5-8 in. max 11 in.
Rapidly and dramatically change color from white to blotched and mottled red to reddish brown when becoming inactive. Light bluish lines often on head and, occasionally, upper body.