Yangcheng Lake hairy crab species is the Chinese mitten crab. So there are no other varieties.

The so-called "380, 580, 780, 980, 1180" models on the market are just a means of promotion for businesses. "380 type" that is to buy this to spend RMB 380 yuan. Different models are different prices, each model corresponds to the corresponding price. So there is no model differentiation.

Yangcheng Lake hairy crabs is specifically in Suzhou Yangcheng Lake growth of hairy crabs, its body does not stain the mud, commonly known as the water hairy crabs, large fat, green shell white belly, golden claw yellow hair, meat paste greasy. Female crabs in September and male crabs in October of the lunar calendar have the best gonadal development. Cooked congealed, the female into a golden yellow, the male as white jade-like, delicious flavor.

Expanded Information:

Five ways to recognize the authenticity of hairy crabs in Yangcheng Lake:

1, fullness (with the pinch method): Yangcheng Lake hairy crabs and other crabs is the difference between the meat fullness, can be used to pinch the hairy crab calf part of the feeling of whether the meat is full, if not full, pinch up there will be a sense of emptiness. Yangcheng Lake hairy crabs calf fullness is very strong.

2, green back (with the method of burning): hairy crab back for the crab shell green, green shiny, refreshing, after burning, show red. This is the characteristics of hairy crabs in Yangcheng Lake water area, while the other lakes of the crab soil color heavy, burned for the gray with red.

3, white belly (with the brush method): hairy crab belly is white, white glossy, but not pure white, because of the water in the lake, should be slightly with a little water yellow, unlike other lake crabs belly is gray, using a brush gently brush the shell, then, you can brush down the slightly water stained color attached to the shell of the dirt.

4, gold claw (put smooth glass or tile test): hairy crabs claw tip was smoky golden yellow, two chelipeds and eight claws of meat, strong and powerful; put on a smooth glass plate or tile can be held up, crawling freely. Other lakes crab claws thin and feeble, claw tip is not obvious golden color.

5, yellow hair (using the method of squeezing the ao hair): the velvet on the crab cheliped is dense and soft, and the whiskers are refreshing and yellow. Crab hairs in other lakes have a strong earthy color and are not clean. This method requires special attention to safety, and it is easy to get your fingers pinched.

Reference:

Baidu Encyclopedia-Yangcheng Lake hairy crabs