Their larvae float adrift, becoming a food for crustaceans and small fish. These in turn become the food for older fish.
Taking into account that the anisakis is able to withstand the attack of gastric juices, food poisoning occurs in this food chain, since it begins to develop in the digestive tract of the fish, feeding on the host.
Finally, it releases its larvae out through the feces of the fish, so that the cycle repeats itself.
When a person feeds from a fish contaminated with anisakis , what is medically known by the name of anasikiasis , which in humans is capable of damaging the intestine.
How to remove fish anisakis
For eliminate the anisakis , and to avoid any possible contagion when we eat fish contaminated with this parasite, it is fundamental to always freeze the fish for at least 24 hours (it is preferable that it should be at least 48 hours).
This is essential to carry it out when we plan to consume the Raw Fish , or cook it but at low temperatures (either grilled or in the microwave).
How to prepare the fish to eliminate anisakis
In addition to following the steps indicated above for remove anisakis , it is essential to cook the fish for at least 10 minutes at a temperature higher than 60ºC.
Only this way we will be able to avoid a possible contagion with this dangerous parasite.
You have more information about the virtues of fish in our special about the benefits of blue fish , and the benefits of white fish .
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More information | Anisakis (Wikipedia) / Allergy to anisakis simplex (CFNavarra)