1, container: you can use fish tanks or pots to raise crabs, it is best to have a cover, and the water should not be too deep.

2, feeding: you can give the crab to eat small fish, shrimp, egg yolk and other food, the amount of each feeding should not be too much.

3, water quality: freshwater crabs should be raised in fresh water, sea crabs should be raised in sea water. It is best to change the water once a week.

4, water temperature: need to be kept above 15 degrees.

5, sunbathing: you can let them sunbathe, but the time can not be a long time to sunbathe.