Inhabits coastal areas with muddy substrate. Found near the bottom during daytime and near the surface at night. Enters estuaries (Ref. 1479). Normally forms large schools (Ref. 5213). Swims on its side near the surface (Ref. 3197). Feeds on zooplankton (Ref. 30573). Excellent food fish (Ref. 3197); marketed fresh, may be dried or salted (Ref. 5284).