Sea crabs are the most plump in October.
Generally, sea crabs around the Mid-Autumn Festival are already very fat, but sea crabs are more expensive when they first come on the market, so it is a good choice to eat them during the National Day, as the price will be slightly more stable. In the eighth month of the lunar calendar, female crabs are the fattest and have enough roe; in the ninth month of the lunar calendar, male crabs are the most fragrant and have more fat. However, the time for eating crabs is relatively short, October and November are the best months, and September of the lunar calendar is the best time to eat female crabs. You can eat sea crabs according to these times, it will definitely bring you full happiness.
The sea crabs we often eat are actually swimming crabs. Swimming crabs are plump and delicious, making them a top delicacy. Weigh the crabs in your hands. Those that feel heavy are fat and strong crabs, while those that feel light are inferior crabs that are shriveled and have less meat. The back of a good crab is blue and hard, and the abdomen is full and thick. You can also carefully observe the crab legs. The crabs with hard legs that are difficult to pinch are the plumpest.