Salmon is deep-sea fish. They first belong to marine fish and live in the ocean. Moreover, because they live in a deep ocean, they can be divided into deep-sea fish. Specifically, they are mainly distributed in the deep sea of the Pacific Ocean, especially in the deep sea of the northern Pacific Ocean. However, although salmon are deep-sea fish, they don't stay in the deep sea all the time. When they are sexually mature, they will breed in fresh water at the right breeding season.

Brief introduction of salmon

Salmon, scientifically called salmon, is one of the world-famous economic fish, mainly distributed in the northern Pacific Ocean and the northern regions of Europe, Asia and America. Wild salmon is produced in the northern Atlantic and Pacific oceans. The main producing areas are Alaska and Canada in the United States, and there are also a few wild salmon in Russia and Japan.

Alaska and Canada have strict protection measures for salmon resources. The Alaska government stipulates that salmon fishing vessels must have special licenses, and they can only go out to sea for three months each year, and there are quotas for fishing. Generally, the total allowable catch per year is controlled between1/7 ~1/8 of the total fish population to ensure the reproduction of salmon population.

Nutritional value of salmon

Salmon is rich in nutrition and unsaturated fatty acids. protein in fish contains 18 amino acids (including 8 amino acids necessary for human body), and the content of protein is significantly higher than other fish. In addition, salmon is also rich in various minerals (such as calcium, phosphorus, magnesium, etc.).