Hairy crabs are dead and can't be eaten.

bacteria contamination

Hairy crabs are a kind of freshwater crabs, and their living environment is not very sanitary, especially in recent years, the price of hairy crabs has risen. Many farmers raise hairy crabs in paddy fields, and hairy crabs themselves contain a lot of parasites and fungi. After their death, these fungi will multiply in large numbers, and fungal infections will occur when they are eaten.

Produce toxins

Hairy crabs themselves contain histamine oxygen, which is a high-protein food, and the content of amine substances in the body is extremely high. After their death, these protein will be decomposed by histamine oxygen, producing a lot of histamine. Histamine is a toxic substance, which is still toxic even if cooked, and is not suitable for eating.

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Can hairy crabs frozen to death in the refrigerator be eaten?

Hairy crabs frozen to death in the refrigerator can be eaten.

Many people who like to eat hairy crabs often buy more when they buy them. When they go home, they eat a big meal first. Some fresh hairy crabs that can't be eaten will be frozen in the refrigerator. Hairy crabs can withstand short-term freezing, and they will die if they are frozen for a long time. The activities of fungi and histamine oxygen in this dead hairy crab are very low, which has little effect on hairy crabs and can still be eaten.

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How to identify dead hairy crabs

1. Look at the color: the back of fresh crabs is bright red and the abdomen is bright white after cooking, while the back of dead crabs is dark red and the abdomen is gray and gray.

2. Smell: Live crabs taste fresh seafood after being cooked, while dead crabs have a particularly pungent smell after being cooked because of their rotten meat, which is different from the bad smell of food.

3. Pinch hardness: After the live crab is cooked, its shell is hard, and it will not sag when pressed by hand, while the dead crab is soft because it has begun to rot, so it will be pressed by hand.