There are 49 species of freshwater fish that can be eaten, and they are mainly distributed as follows:

1. Southeast region: pangolin, curly mouth fish, Chinese Spanish mackerel, eastern slope fish, flower loach fish, waxed light long loach, sand loach, flat head loach, climbing rock loach, flat-finned loach, small kissing fish, long-finned finned catfish, bearded catfish, eel, eel, fighting fish, climbing perch and so on.

The main fish cultured are green, grass, silver, bighead, pangolin, pomfret, bearded catfish, tilapia and other southern species.

2. River plain area: green, grass, bighead, silver carp, bighead, carp, crucian carp, catfish, bream, _, group cast pomfrets, eel, eel and so on. The silverfish of the Taihu Lake and the sturgeon, perch and crabs of the Yangtze River are very productive.

The fish species cultured include green, grass, silver, bighead, carp, crucian carp, pomfrets, tilapia and some hybrids of carp.

3. In the northern part of the city, salmon, dogfish, scented fish, snow fish, red piggyback fish, and eight-eyed eel are some of the unique and representative fishes of the city.

Artificial breeding in addition to green, grass, silver, bighead, carp, crucian carp and group head bream, but also raising red trout.

4, Northwest Plateau Region: Chinese bowfin, yellow clawfish, naked carp, etc., and other fish such as striped loach, river loach.

5, Nulan District: pangolin, Chinese Spanish mackerel, Dongpo fish, flat-finned loach, sand loach, striped loach, Shuyu, perch, yellow repair, snakeheads, Chinese bowfin.

The main culture is still green, grass, silver, bighead carp, carp, crucian carp, group head bream, as well as a large number of breeding in recent years, such as carp hybrids.

Expanded Information:

China is one of the world's more freshwater water surface area of about three hundred million acres of freshwater, of which about 7,500 acres of water surface can be used for fish farming, and our country Most of the area is located in the temperate zone or subtropical, mild climate, abundant rainfall, suitable for fish growth, and grass, silver carp, bighead carp, green, pangolin, carp, crucian carp, group head pomfrets and other fine fish farming techniques, so is the world's most developed freshwater aquaculture country, regardless of the area of culture and total production are among the world leaders.

Because of China's vast territory, geography and natural environment varies, fish species in various regions, pattern characteristics, according to the regional classification of climate.

Baidu Encyclopedia - Edible Fish