Reason:

Fujian people commonly known as the crab? Is the swimming crab, scientific name? Portunus crab is much more expensive than 3-eyed crab. One of the most delicious sea crabs, the crabs used for banquets are regular crabs or more expensive flower crabs.

Life habits:

Portunus crab lurks in the seabed during the day and comes out for food at night with obvious phototaxis. The vertical movement of Portunus trituberculatus in the pond at sunrise and sunset is obvious among Portunus trituberculatus friends.

Economic value:

The meat is rich, the fat paste is full, the taste is delicious and the nutrition is rich. Every 100 grams of crab contains 0/4 gram of protein/kloc-and 2.6 grams of fat. Fresh food is mainly steamed, but also salted and processed "gun crab" and crab paste, and crab eggs become "crab eggs" after rinsing and drying.