How to raise river crabs when they are bought?

River crab is a kind of crab that we often eat. Compared with sea crab, river crab is cheaper and more convenient to buy, so how to raise it after buying it?

1. Basic introduction of river crab

Eriocheir sinensis belongs to the family Archidae and Eriocheir sinensis, often lives in the mud banks of rivers, rivers and lakes, feeds on fish, shrimp, animal carcasses and grains, often migrates to the estuary to lay eggs every autumn, hatches from March to May of the following year, and develops into young crabs. it is a popular food for people to travel back to the river.

River crabs like to live in caves on muddy banks or shoals of rivers and lakes, or hide in gravel and water plants. River crabs take digging holes as their instinct, and it is also an adaptive way for river crabs to defend themselves from enemy attacks.

River crab feeding habits are very miscellaneous, under natural conditions to feed on water plants, humus-based, animal carcasses, but also like to eat snails, mussels, worms, insects, and occasionally prey on small fish and shrimp.

Second, how to raise river crabs when they are bought?

Prepare a large basin and add some water, then put the crab into the basin and change the clean water once a day. If you buy more river crabs, you can prepare a bucket for breeding, which can prevent the crabs from escaping.

III. River crab species

1. Yangcheng Lake hairy crab

Produced in Yangcheng Lake, Suzhou area, Jiangsu Province, due to the excellent ecology of the water area, the crabs produced by Yangcheng Lake have the characteristics of brittle and firm carapace and large individuals.

2. Panjin River Crab

The body is short, thick and thick, the back shell color is dark, more black or iron cyan, yellow and full of plaster from September every year.

3. South Lake Crab

It is produced in the water network zone of Hang, Jia and Hu in Zhejiang Province. it is famous for its individual hypertrophy and delicious meat. The lake crabs here used to breed naturally and were caught and listed in the flood season every year. Artificial reproduction and stocking have been started, and some results have been achieved.