This fish is distributed in the western Pacific region of India, including East Africa and Madagascar. The body colour of juvenile fish is different from that of adult fish, and the body colour of juvenile fish is light gray. But there are many thin bands, black spots, black spots reach the base of the tail, and the end of the caudal fin is yellow. The back of the adult fish bulges, and the body colour gradually turns crimson, and the tail and the ends of the back and anal fins are red and black. The body length can reach 30 centimetres. The habitat environment is the favourite area with independent reefs, surrounded by sandy and mudlands. Carnivorous, feeding on small fish and crustaceans. Common edible fish. It is suitable for fried food or braised.