(1) herring, also known as snail green, Qing Wu and herring, is a bottom fish. It mainly lives in the deep water section of rivers, likes to move in the lower layer of water and in areas with fast current, and likes to eat mollusks such as yellow clams, lake clams and snails. /kloc-young fish below 0/0 cm feed on cladocera, rotifer and aquatic insects; Individuals over 15 cm begin to eat young and thin-shelled vipers. Wintering in deep pools in winter, swimming to the rapids to lay eggs in spring.
Black fish
(2) Grass carp, also known as grass carp, hybrid and grass green, is a typical herbivorous fish. The meat is thick and prickly, but less delicious. Every100g grass fish contains protein17.9g, fat 4.3g, and contains various vitamins. Its meat is white and tender, with good toughness and high meat yield. Grass carp generally prefer to live in the middle and lower layers of rivers, lakes and other waters and near-shore areas with many aquatic plants. Mature individuals, which has the habit of river and lake migration, lays eggs in rivers and flowing water. After laying eggs, the parent fish and juvenile fish enter tributaries and Tongjiang lakes, and usually feed and fatten in submerged shoals and flooded areas and water bodies attached to main tributaries. In winter, it overwinters in the deep water of the main stream or lake. Grass carp is lively, swims quickly, often forages in groups and is gluttonous.
Grass fish
(3) Silver carp is also called silver carp and silver carp. Silver-white silver carp, dark head and back, gray lateral fin, and black dorsal and caudal fins. Inhabited in the upper waters of large rivers or lakes, it is sexually active and good at jumping. When it is slightly disturbed, it runs around and feeds on plankton all its life. Larvae feed on zooplankton such as rotifers, cladocera and copepods, while adults filter phytoplankton such as diatoms and green algae and eat zooplankton, which can be used to reduce eutrophication of lakes and reservoirs.
silver carp
(4) Bighead carp is also called silver carp, silver carp and chubby fish. The dorsal part of bighead carp is gray-black, with light yellow color at intervals, silvery white abdomen, many irregular black spots on its side, and gray fins with many black spots. Pomfret lives in the middle and upper waters, is gentle, moves slowly and is not good at jumping. In natural waters, the number is less than that of silver carp. Usually live in the open water area of the lake and the harbor with flowing water, and winter in the deep water area in winter. Eat zooplankton for life and part of phytoplankton.
variegated carp
(5) Carp is also called carp kidnapper and carp. The back of carp body is dark black, the side is dark yellow, and the abdomen is yellow and white. The lower leaves of caudal fin are orange, and the pectoral fin, ventral fin and gluteal fin are yellow. Omnivorous, young carp feed on plankton such as rotifers and cladocera, and individuals with body length above15 ~ 20mm change to oligochaeta and aquatic insects. Adult fish like to eat mollusks such as snails, mussels and clams.
carp
(6) Carassius auratus, also known as Carassius auratus seed, Carassius auratus abductor, Carassius auratus shell, Carassius auratus and Carassius auratus, is one of the important edible fish in China. The body is like a carp, with a small head and a high body, so it is unnecessary. It is a bottom fish with strong adaptability. Carassius auratus is an omnivorous fish, its staple food is plant food, and it eats plankton and benthos in the fry stage. Crucian carp is generally mature in two winters and is a small and medium-sized fish. Growth is slow, generally below 250 grams, and the big one can reach 1250 grams.
crucian (carp)
(7) Megalobrama amblycephala is also called Wuchang fish. The body is tall and short, very flat on the side, with a rhombic shape, and there is a meat ridge from the base of pectoral fin to the anus in the abdomen. The head is short and triangular. Small mouth, no need. I like to live in the middle and lower layers of lakes with submerged plants in the open water area. I am mild and herbivorous, so I am called "grass rot". Juvenile fish feed on zooplankton, while adult fish feed on aquatic plants. Megalobrama amblycephala grows rapidly, and the juvenile fish of100 ~135 mm can grow to about 0.5 kg and the maximum weight can reach 3.5 ~ 4.0 kg after one year's feeding. Megalobrama amblycephala is considered as an excellent breeding object because of its fast growth, strong disease resistance, high survival rate and large size, and it can grow and reproduce in still water.
Bulbous bream