Olive-brown with large white and small black patches.
Size : 30 cm
Habitat : At rock and coral reefs, 0.3-5 m. Inhabits surf-exposed external reef tops and reef edges. Usually common in specific areas, however well camouflaged and shy. Feeds on crustaceans, also sea-urchins, brittle starfish and small fish.
Distribution : Red Sea and E Africa to SW Japan, Micronesia and French Polynesia.