2. Ivory mussel: The biological name is Pacific cement clam, also known as emperor mussel and goddess mussel, and the seafood trade name is "Ivory mussel". The two shells are the same size, thin and brittle, with serrations, sub-shells and water pipes at the front end. It is an advanced seafood advocated by China and Japanese in the Far East. Native to the North Pacific coast of the United States and Canada. Because of its big and fleshy red tube, it looks like an elephant's nose and is called "like a mussel". The locals don't eat mussels, so they grow well. However, since Asian immigrants began to prey on North American mussels, local mussels have been on the verge of extinction. 1996, artificial cultivation began in China market.
3. The mussel has high nutritional value and good dietotherapy effect. However, because it lives at the bottom of the sand in the deep sea, the cost of catching mussels is very high, because it is blown away by the compressor and then salvaged by divers. Usually, the weight of each mussel is 750- 1500g. The meat yield of mussels is high, which can reach 60%-70%, and the main edible part is aqueduct muscle, accounting for 30%-35% of the total consumption. Every 100g contains 8 1 kcal, protein 14.4g and fat 1.3g, which has high nutritional value.