Yellow croaker can be divided into large yellow croaker and small yellow croaker. Pseudosciaena crocea is distributed in the South Yellow Sea, East China Sea and South China Sea. It usually inhabits deep-sea areas and migrates to the offshore from April to June to lay eggs. After spawning, they scattered along the coast to find bait, and then migrated to the deep sea in autumn and winter.

Small yellow croaker is distributed in the Yellow Sea, Bohai Sea, East China Sea and the west coast of Korea. Migrate to the coast in spring, scatter in the offshore for food after spawning in March-June, return to the deep sea in late autumn, and overwinter in the deep sea in winter. Yellow croaker is generally mixed-feeding, mainly feeding on fish and shrimp.

morphological character

The body of Pseudosciaena crocea is nearly rectangular, with flat side, and the rear edge and abdominal edge are convex and low. It is about 30 cm long. The head is big and flat, and the kiss is round and blunt. The eyes are equal in size and superior in side; The eye spacing is wide and slightly convex. There are two nostrils on each side, the front nostril is round and small, and the back nostril is long and big, close to the eyes.

Small yellow croaker, similar in appearance and smaller in size. The body length is about 20 cm. Sideline scale 60 ~ 63. Dorsal fin ⅸ 34 ~ 36, the starting point is opposite to the starting point of pectoral fin. The gluteal fin Ⅱ 9 begins in the middle of dorsal fin zone. Pectoral fin 19, long and sharp, with the end exceeding the ventral fin.