1. Common carp, carp, tilapia, perch, salmon, eel, tilapia, catfish, etc., most of which can be cooked and eaten; There are sharks, hairtail, large yellow croaker, grouper, cuttlefish and so on in the sea. Marine fish refers to fish that live in the sea. Usually, marine fish will die in fresh water.

2. Carassius auratus is also known as river crucian carp and catfish. It is a CYPRINIDAE, which is found all over the country. Carassius auratus, commonly known as Carassius auratus seeds, is delicious and tender. It is nutritious, fresh but not greasy, and slightly sweet.

3. Catfish, distributed in most areas of Central China, South China and East China, moves in the lower layer of water, likes warm and cold water systems, is a carnivorous fish, likes carrion and has a fierce temperament, and is distributed in East China and South China.

4. Hairy hairtail is tender and fat, delicious, with only a big bone in the middle and no other fine spines, which is convenient to eat. However, it is necessary to pay attention to avoid frying hairtail with butter and sheep oil.

5. Tilapia is what we often call African crucian carp. It is an exotic species, with strong fecundity and adaptability. It is distributed in all major waters in the south, likes warm water and has its shadow in all water layers. It is an omnivorous fish, which can be caught in rivers, lakes, reservoirs and ponds.

6. Sharks, the endoskeleton of sharks is completely composed of cartilage, which is often calcified, but there is no real bone tissue. The exoskeleton is not developed or degenerated, and the body is often covered with skin and teeth (parenchyma scales), with diverse teeth and hard muscles.