Yangcheng Lake hairy crabs are not only large, fat, nutritious, but also with its green back, white belly, yellow hair and golden claws of these three characteristics, in the crab in the first place, famous at home and abroad.

Green back Yangcheng Lake crab back shell color is neither like Anhui Chaohu crab like yellow-gray, nor like Chongming crab like black-gray, but was green-gray. Because of this color is generous and clean, love, so it is called "crab shell green". This is the clear water of Yangcheng Lake to give it the characteristics. Yangcheng Lake crab on the back of the green like a layer of oil, roughly, almost gray; a closer look, gray with green, green and shiny, and other crabs, compared to the appearance of the spirit of the much more, simply like a formidable, radiant "iron armor general".

White belly crab belly is generally white, but the ordinary river (lake) crab belly white, mostly white, yellowish-white, are white turbid, dull; and Yangcheng Lake crab white belly but white unusual, it is white with green, glossy, giving a person the feeling of crystal white. This is because the bottom of the clear Lake Yangcheng Lake is long with dense pig bristle grass and other water plants, inhabited here in the crab is often crawling on the water plants, and the grass friction, as if the vessel in the water constantly washing, on the light. Therefore, the appearance of the white belly of Yangcheng Lake crabs can give people a jade-like beauty.

Yellow hair golden claw Yangcheng Lake crab claws similar to the golden color of the finest tobacco, so it is also known as the "golden claw crab"; and ordinary river (lake) crabs are often in contact with the mud, it is grayish-brown. Yangcheng Lake crab "golden claw", but also the unique natural environment of Yangcheng Lake to give it. Here not only is the lake water clear, the bottom of the lake grass is lush, and the soil is hard.

Crab crawling in the bottom of the lake, claws often inserted into the yellow mud gravel, often trampled on the grass, which is not only more clean than often crawl in the soft mud; and because the bottom of the lake is hard, flat, like a natural sports field, the crab crawling naturally practiced in the top of the body with its sturdy body commensurate with the strong and powerful claws. Golden hair, refers to Yangcheng Lake crab two chelae eight legs on the hair are golden yellow, and up to 3-4 cm long, ordinary crab not only claw gray-brown, and hair is also short.

Yangcheng Lake crab green back, white belly, yellow hair and golden claw features make it won the "king of crabs" reputation.