Yellow head and forebody. Dark midbody bar. Dark midbody bar continues as a wide border along back to tail. Two dark bars behind head, separated by white bar.
Rear body is green to blue-green.
Long, thin body. Adept at color change. Have pale lines, scattered small black spots, and a black streak on upper jaw. Two barbels under tip of chin. Rapidly and dramatically change color from white to blotched and mottled red to reddish brown when becoming inactive.