Ophiocephalus Argus is rich in nutrition and protein. The muscle of ophiocephalus Argus contains 17.63% of crude protein (higher than the four major freshwater fish in China). The content of amino acids in muscle accounts for 77.07% of the total, of which the total amount of seven essential amino acids is 29.73%, and the total amount of four delicious amino acids (aspartic acid, glutamate, alanine and glycine) is 31.01%, This may be the reason why snakehead tastes delicious.