What is the difference between shrimp tails and crayfish

Many people must have eaten shrimp tails, but many people don’t know the difference between shrimp tails and crayfish. Generally, the shrimp tails sold in the market are frozen crayfish that have been refrigerated for a long time. The shrimp tails are usually green shrimps. The meat of this kind of crayfish is relatively tender, but the shrimp tails that have been frozen for several months are not so fresh. Generally, the shrimp tails are the crayfish after the head is removed. So, what is the difference between shrimp tails and crayfish?

First, what is the difference between shrimp tail and crayfish ? Shrimp tail is the tail of the lobster. Remove the head of the prawn and what remains is the shrimp tail. If citizens cook crayfish at home, they must cook them thoroughly at high temperature, because high temperature cooking can completely kill the parasites, and the steaming time must reach 30-40 minutes to kill the parasites. If crayfish are processed by roasting, frying, pickling, or marinating, they may be infected with paragonimiasis after being eaten.

Second, the spicy crayfish are cooked alive , and the shrimp tails are frozen shrimp. Live shrimp are naturally more expensive than frozen shrimp. It is best to eat only the tail meat of crayfish: "Eating fresh crayfish will generally not cause poisoning. When choosing crayfish, you should choose those with clean appendages and heads and lighter body color. Such crayfish are less contaminated. If you eat dead shrimp, it is easy to cause gastrointestinal infectious diseases such as diarrhea, which is harmful to your health." At the same time, An Zhenhua recommends not eating the roe of crayfish. Because of biological enrichment, 70%-80% of toxins are concentrated in the head of crayfish. It is recommended that you only eat the shrimp tail meat.

What is the difference between shrimp tails and crayfish ?