1, edible. Portunus is an animal belonging to Portunus of Portunus family, which is sweet and salty but cold. It contains a lot of vitamins, protein, amino acids, fat, calcium, iron and other ingredients. Dead swimming crabs can still be eaten. Just wash it, steam it, or boil it.

2. Portunus trituberculatus can be eaten within 2 hours after its death at room temperature, but it is not recommended to eat it after 2 hours, so as not to increase the burden on the human stomach.