How long can flying crabs be stored How do you save flying crabs that have just died?

Hairy crabs should never be soaked in water to raise, buy them back and put them in the refrigerator to refrigerate, and there is no problem in surviving for three to five days. For the first three days of putting the hairy crab in the refrigerator, the water will be slowly spit out, and the portion will become lighter, so it is recommended to put a wet towel on the hairy crab to reduce water loss, and remember not to face up. Three days later, the hairy crabs began to consume crab paste.

Or crab roe (the tastiest part of hairy crab), so it is recommended to eat it within three days.

How to preserve fresh flying crabs:

1. Store flying crabs in the refrigerator. Choose a vigorous flying crab, tie the feet of the flying crab with a large clamp to reduce the physical exertion of the flying crab, and then put it in the refrigerator of the refrigerator and cover it with a wet towel.

2. Plastic buckets and pots store flying crabs. Choose a vigorous flying crab and prepare a 50 cm high plastic bucket with a smooth inner wall to prevent the crab from escaping. Put the flying crab in it (not layered), and then add water to half the height of the flying crab's body, so that the main purpose is to moisturize, and not to bury all the flying crabs, because if there is no aeration equipment, it will not be long before the flying crabs will run out of oxygen in the water and die.

The bucket pot does not need to be covered, and the flying crabs are checked every day to eat the flying crabs that are not energetic in time. Flying crabs are preserved in this way, and they can survive for about 10 days.

3. Temporary storage of flying crabs in the pond. If the amount of flying crabs purchased can not be eaten for three or five days, you can not use the above method to store, the best way is to make your own bathtub as a temporary pool, because the four walls of the bathtub are smooth, the flying crabs can not escape, and then gently pour the flying crabs into the bathtub, inject water to half the depth of the flying crab body, keep the flying crab body moist, and according to the storage time and quantity of a small amount of small fish and shrimp, this method of storing Yangcheng Lake flying crabs can generally exceed 7 days or longer. In addition, check the flying crabs every day and eat the flying crabs that are lacking in vitality in time.

1. Live crabs can be frozen for one day when they are just dead.

2. If the crab is just dead, put it in the freezer layer of the refrigerator for preservation, at this time the crab has not had time to breed a large number of bacteria, producing toxic substances to the human body, you can put it in the freezer layer to keep it fresh for a day, but not for too long, otherwise the taste will change, and the nutrition will be lost more.

3. But if the crab dies for too long, more than 1 hour at room temperature, and more than 2 hours of refrigeration, it can not continue to eat, at this time the dead crab is likely to have a large number of bacteria and other harmful substances produced, and continued consumption will endanger health, vomiting, abdominal pain, diarrhea and other uncomfortable symptoms.

Flying crabs can be frozen for two to three days, flying crabs are sea crabs, generally many of the flying crabs we eat are frozen, and the slag core is not easy to preserve because of live flying crabs. Therefore, in order to facilitate the storage of transportation, many supermarket flying crabs are directly frozen.

In addition to preserving the crabs by freezing them, we can also temporarily raise the crabs or keep them in a good position, which can also keep the crabs fresh. Prepare a large bucket of water, put the live crab in it, and then pour the water half the height of the crab's body, remembering not to overflow the crab, otherwise it will cause the crab to die of lack of oxygen. At the same time, in order to prevent the crabs from becoming thinner, in the process of temporary rearing, you need to feed some food to the crabs, you can feed sesame seeds and broken eggs.