Herring is a fish of CYPRINIDAE and Herring. Body length can reach 145 cm. Body length is 3.3 to 4. 1 times of body height and 3.5 to 4.4 times of head length. The body is stout, nearly cylindrical, with a round abdomen and no abdominal ribs. The dorsal fin is located above the ventral fin, without hard spines, and the outer edge is straight. The body is bluish gray, the back is deep, the abdomen is gray, and the fins are all black. The individual is large, and the maximum can reach more than 70 kilograms.

Living habits

Black herring is not as active as grass carp, but it is much stronger than grass carp. Black herring is a carnivorous fish. Black herring takes mollusks at the bottom of the water as its main food source, and especially likes to eat snail meat, so black herring is also called snail green. Black herring also eats clams, mussels, shrimps, dragonflies, larvae and water worms. In artificial fish farms, black herring naturally mainly uses granular plant bait artificially put in. Bran, bran powder, cooked sweet potato, bean powder, rice grains and grass are also bait for herring.