Portunus trituberculatus, Portunus trituberculatus, Portunus family, Portunus trituberculatus. Commonly known as Swimming crab, gun crab, sea crab, sea crab, sea worm, water crab, door crab, door crab, scorpion, fish cover, three-point crab, child crab, flying crab and tobacco cricket, the English name is swimming crab. Distributed in China's Liaoning, Hebei, Tianjin, Shandong, Jiangsu, Zhejiang, Fujian and other sea areas. Generally speaking, from south to north, March-May and September-65438+1October are the peak seasons for production, and Liaodong Peninsula in Bohai Bay has more output from April to May. Portunus trituberculatus is one of the important export bestsellers in China, mainly exported to Japan, Hong Kong, Macao and other countries and regions.

As long as it is alive or just dead, you can eat it. If you die too long, you can't eat it.