Sea fish. Red snapper is a fish of the genus Red snapper in Diptera. Its body is very long and gradually tapers backwards; There are bone plates on both sides of the back and head, which are higher than the width; The back of the kiss is steep; Eye position; The eye spacing is slightly wider than the eye spacing and higher on both sides; The middle of the kiss is located in the second nostril; Big mouth, front and bottom position; Palatal bone has no teeth; The dorsal cervical spine is wide and flat, reaching the base of dorsal fin. The gill pores are large and the pseudogills are developed. There are no scales on the head and ventral side of the lateral fin; The body has medium-sized comb scales; The lateral line is higher in front; The pectoral fin is low and rectangular, slightly higher than the gluteal fin; Abdominal fin chest position, about to anus; The trailing edge of caudal fin is slightly concave; The fins of the body are all red, and the ventral side is pale with a big black spot. Red snapper, also known as red snapper, red snapper and short fin red snapper. Red snapper is distributed in various sea areas in the north of China, and also distributed in Korean and Japanese. Red snapper is a small and medium-sized benthic fish in warm coastal waters. It lives in the sea area with sediments and can crawl on the seabed with the free fins of pectoral fins. Most of them live in the water depth of about 67-70 meters. Feeding on benthos, mollusks, etc. The breeding period of red snapper is in late spring and early summer, and the spawning amount is about 6.5438+0.4 million. The egg is floating, and its membrane is thick, smooth and transparent.