1, the shell opening and can not be reclosed, for the dead mussels, do not recommend buying.

2, with the hand touching the shell, still look hard mouth for the dead mussels, do not recommend buying.

3, the longer the nose, the better, but not too thick, if too thick may be too much water absorption.

4, high-quality elephant mussels can see the golden yellow fat and contraction of the grain is relatively fresh, gray and soft is not good.

5, in the selection of mussels, it is best to ask the business mussels of origin, generally speaking, Canada's mussels are the highest quality, taste and nutritional value are the best quality, domestic mussels followed by the Mexican mussels are poor.

6, if it is the same origin, try to pick sand mussels, but high-quality mud mussels can also be.