The scientific names are Gansnapper, Silver Square Head Fish, White Square Head Fish, Tilapia, Cargill of Japan, Square Head Fish and Red Horsehead. Because the head is square, the side of the fish is flat, the back is slightly convex, the head is big and high, the mouth is small, and the lateral line is developed, which is a bit like a horse's head, so it is called a horse's head fish. On the upper side of the eyes, there are diamond markings at the back of the eyes. The quilt is of medium size, with complete lateral lines, high position and nearly straight line. The back of the body is red and the ventral side is slightly white. The anal fin is medium-long and light blue at the edge; The caudal fin is double-layered and covered with wormlike yellow stripes. 30 ~ 40 cm long. According to body color, there are three kinds: golden snapper, red snapper and white snapper. Among the horsehead fish, horsehead fish has the best taste and soft and smooth meat.

It is a pelagic fish in warm temperate zone, distributed from the southern Philippines to China, Korea and southern Japan, and found along the coast of China. Usually inhabit shallow sandy sediment waters with water depth150m. The spawning period is from September to 65438+February, and the eggs float. It is a carnivorous fish, feeding on small fish, shrimp, decapod and polychaete. It is the shallowest fish in the square head fish.

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