A valuable commercial fish that lives in slightly salty seas. Fatty oceanic herrings (Atlantic, Pacific) are most valued - they are most often sold in stores. Usually herring is served salted, but can be marinated, baked and fried. Contains high-quality proteins, as well as vitamins B12, D, omega-3 fatty acids, selenium, iron, iodine, phosphorus. It is well absorbed, helps the cardiovascular system and also removes cholesterol.