The ankang fish's mouth is too big, and when it is caught ashore, it lacks oxygen, so that food cannot be swallowed and stored in its mouth, and then people can see its food in its mouth.

Ankang fish can lose weight and prevent diseases. Ankang fish is low in fat and calories and rich in vitamins A, D and E. It has a good effect on maintaining eyesight, treating cough and preventing liver diseases.