Mussels are mussels, also called mussels, nicknamed "Mrs. Donghai". Protein content is as high as 59%. Mytilus is a bivalve mollusk with a blue-black shell and lives on coastal rocks. Mussel, commonly known as Haihong in northern China, is one of the world-famous seafood. Mytilus is an important species in shellfish culture, which is cultivated in many parts of the world, especially in northern Europe, North America and Australia. Mytilus is very popular and produces a lot. Mytilus edulis has high economic value and certain medicinal and edible value.