Do crayfish have parasites?

Many people like to eat crayfish. Crayfish is rich in protein and other nutrients. When eating crayfish, do not eat the tendons and bones on the back. There are many pollutants in the head of crayfish, so do not eat the head of crayfish. Many people wonder whether crayfish have parasites. Some people are worried that crayfish have parasites and they don’t eat crayfish at all. Do crayfish have parasites? Let’s take a look at it next.

1. Do crayfish have parasites?

Crayfish is a kind of aquatic product. It is rich in protein and many people like to eat it. However, crayfish (especially dead ones) are also prone to carry parasites and pollutants that are very harmful to the human body. Once people eat crayfish carrying parasites, they are likely to get diseases such as paragonimiasis.

2. How to wash crayfish?

1. After buying crayfish, cultivate them for 2 to 3 days and change the water frequently. The newly bought crayfish may carry parasites, viruses, pollutants, etc., so you should first culture the crayfish for 2 to 3 days, and it is best to change the water three times a day, morning, noon and evening, so as to expel pollutants, some parasites, some viruses, etc.

2. Discard dead crayfish. Generally speaking, dead crayfish may carry more parasites. When raising crayfish, if you find that some of them are dead, don't feel sorry, you should throw them away immediately. Dead crayfish must not be eaten.

3. Pour vinegar before boiling crayfish and wash them repeatedly with clean water. The crayfish have been cultured for 2 to 3 days. When cleaning thoroughly, pour some vinegar into clean water and then wash the crayfish. Because vinegar can kill some parasites and viruses, this can ensure that the crayfish is clean and hygienic.

4. Clean the dirt inside the crayfish's cheeks. There is a lot of dirt in the crayfish's gills, as well as a lot of parasites and germs. Therefore, when cleaning the crayfish, you must carefully remove the dirt from the crayfish's gills and wash it again with clean water.

5.Cook and fry the cleaned crayfish at high temperature. After washing the crayfish, do not stir-fry or stir-fry them. Stir-frying or stir-frying cannot kill parasites. Be sure to cook it thoroughly at high temperature, or fry it in high temperature edible oil. The temperature for cooking and frying shall not be less than 100℃ and the process shall not be less than 15 minutes.

3. Notes

1. Don’t eat the tendons and bones on the back of crayfish. After the crayfish dish is ready, when eating it, you must be careful not to eat the tendons and bones on the back of the crayfish. The tendons and bones on the back of crayfish may contain parasites and contaminants, so the tendons and bones on the back of crayfish cannot be eaten.

2. Don’t eat the head of the crayfish. The head of crayfish contains many organs, which contain a large number of pollutants, parasites, viruses and other harmful substances. Therefore, when eating crayfish, you must not eat the head of the crayfish.