Introduced in 1946. Sides of head have olive-brown speckling.
Body is compressed or flat with an olive-green cast, light speckling on sides.
Pectoral fin long and pointed, usually extends far past eye when bent forward. They feed on hard-shelled organisms, such as clams or snails. Fish with worms on the bottom, without weight or bobber, and simply allow the bait to lie motionless. Periodically move the bait a foot or so.