1, Catfish is a carnivorous fish, and its prey is mostly small fish, such as rice strips, crucian carp, goby fish, wheat ear fish, carp, loach, etc., and it also eats shrimp and aquatic insects. Mainly swallowing, the role of teeth is mainly to prevent food from escaping. Catfish can also eat earthworm, beef and mutton, mole cricket, grasshopper, terrapin, tree worm, grasshopper and mantis, frog, frog and so on.

2, catfish commonly known as pond lice, also known as bearded silver carp, sticky fish, pond lice fish, raw fish. The same species of catfish are almost distributed all over the world. Most species live in fresh water such as ponds or rivers, but some species live in the ocean. Generally, there is no scale on the body, with a flat head and a big mouth, and there are several long whiskers around the mouth, which can distinguish the taste, which is its characteristic.

3. Catfish mainly live in the middle and lower layers of rivers, lakes, reservoirs and pits, mostly in coastal areas, hiding in grass, rocks or deep water during the day, and foraging frequently at night. After autumn, living in deep-water activated sludge overwinters, and the feeding degree is also weakened.