Crabs are fresh aquatic products, short storage time after leaving the water, the purchased quantity can be eaten in three days or so time to finish the preservation of crabs is relatively simple: choose vigorous crabs, the crab's feet and the big gate tied up to reduce the physical consumption of crabs, and then placed in the refrigerator freezer, covered with a wet towel can be preserved. When you eat every day, first pick the less energetic ones to eat, and the energetic ones can continue to be preserved.

2. Plastic buckets/pots to preserve Yang crabs.

Choose vigorous Yangcheng Lake hairy crabs, prepare a 30-50 centimeters high plastic bucket / basin, plastic bucket / basin smooth inner wall is not easy to escape. Put the crabs into it, not stacked; then add water to half the height of the crab's body - mainly to moisturize, not to bury all the hairy crabs. Because it is unlikely to have oxygenation equipment, if the water is too deep crabs will suffocate and die of lack of oxygen.

Buckets/pots do not need to be covered, check the crabs every day, and eat the crabs that are not energetic in time. With this method of preserving crabs, hairy crabs can be preserved for more than 5 days when the temperature is not high.