Depth range from 1 to 4 m, rocky substrates. In clear water, not influenced by rivers, often in
surf zone and in surge channels. Therefore often near arid coasts and on small islands. The species is not gregarious
and is nocturnal, hiding in the daytime in crevices in the rocks and coral reefs.
Size : Maximum total body length about 40 cm, average adult length about 30 cm. Males usually much larger than
females.