Black fish. According to the public comments, grouper, also known as snakehead, is fierce and likes to eat fish and shrimp. It has less thorns and thicker meat, and it tastes delicious. Low in fat and high in protein, rich in nutrition, it is a frequent visitor to people's table. The scientific name of grouper is spotted snakehead, also known as flower fish and folded fish. The markings on the fish body are particularly obvious, mainly produced in fresh water in southern China, which is nourishing and delicious. So Lijiang grouper is a snakehead.