Common freshwater fish include crucian carp, carp, grass carp, silver carp, mackerel, bucktails, yellow chili peppers and catfish.

Fish are the oldest vertebrates, inhabiting almost all aquatic environments on earth, from freshwater rivers and lakes to brackish-water seas and oceans, with about 32,000 extant and discovered species, two-thirds of which live in the oceans, and the rest in various types of freshwater.

In China's freshwater fish, some species are widely distributed, almost everywhere. For example, grass carp, bream, pomfrets and red-eye trout, which mainly feed on water plants; silver and bighead carp, which feed on plankton; and omnivorous carp and crucian carp.

Others such as the flower whelk, dabbling snake, silver catfish, striped bass, stickleback, eel, eel, loach, loach, catfish, as well as the common ferocious fish snakeheads, Mandarin fish, _, etc.; in addition to the mildly tempered carnivorous fish warble-billed red _, Mongolian red _, and mackerel, etc..

Specific freshwater fish overview:

One, crucian carp (crucian carp shells, knife fish)

Carp is one of China's most common freshwater fishes, carp for the carp family crucian carp genus of freshwater fishes, commonly known as crucian carp melons, earth crucian carp, crucian carp shells, etc., throughout the country, ponds, streams, rivers, lakes and reservoirs, swamps and other bodies of water are distributed. It is omnivorous, likes to travel in groups and live on its own, and mainly feeds on aquatic plants, algae, aquatic insects and larvae.

Second, carp (carp, carp)

Carp is one of China's most common freshwater fish, carp for the carp family carp genus of freshwater fish, commonly known as carp, carp, carp, red-tailed son, etc., because the scales have a cross texture and the name, the country generally have distribution, foraging, often like a pig as the arching of seeds in the soil, insect eggs, and so on.