Hairy crab is a kind of river crab, the scientific name is Eriocheir sinensis, which is mainly distributed in lakes and rivers in the lower reaches of the Yangtze River in China. The listing time of hairy crabs is September-165438+1October every year. At this time, the hairy crabs have the best quality and the most tender meat. When breeding hairy crabs, it is necessary to build a crab pond far away from residential areas and convenient to store water, and choose healthy crab seedlings to put in, so as to ensure the survival rate of hairy crabs.

When breeding hairy crabs, a crab pond should be built far away from residential areas, with excellent water quality and convenient storage. The mud at the bottom of the crab pond should be below 10 cm to avoid hairy crabs from developing poorly. In addition, aquatic plants such as Sophora alopecuroides, Ceratophyllum demersum and duckweed should be planted in the crab pond to provide a suitable growth environment for hairy crabs.

When breeding hairy crabs, we should choose varieties with strong disease resistance and stress resistance, and hairy crabs should be physically strong, with no damage to knuckles and fast crawling. Hairy crabs should be soaked in salt water for 3-5 minutes before being put into the crab pond.

How to choose hairy crabs

Look at the crab shell, the color is bright, shiny, dark green, generally thick and solid; Yellow, mostly fine; It's best to choose "golden hair and golden claws".

Look at the navel navel protruding, generally all fat cream: concave, mostly lack of fat. When you hold the crab with your hands, you still have to feel "heavy" enough, so that you can pick the kind of hairy crabs that are greasy and full of crab meat.

Look at the crab's claws are very powerful, and the "foot hair" on the crab's feet is overgrown, which is generally very fat and healthy; Hairless, mostly soft fat.

As the saying goes, "female crabs are picked in August in the lunar calendar, and male crabs are selected after September." Because after September of the lunar calendar, male crabs have good gonad maturity and the best taste and nutrition. It's just that now everyone likes to choose women. Generally, the belly button is round and female, and the navel tip is male.

If you look at vitality, turn the crab around and turn it back quickly with a crab's foot bomb, which shows that you have strong vitality; Irreversible vitality is poor and cannot be preserved for a long time.

Baidu encyclopedia-Chinese mitten crab