Pollack (lat. Theragra chalcogramma) is a fish of the cod family, which lives in the cold waters of the North Pacific Ocean: the Bering, Okhotsk, Japan Seas, in the Sangarskiy Strait and the Gulf of Alaska.
The appearance is normal: it is gray-black, has three dorsal fins, large eyes, the lower jaw is forwarded. The body length is up to 90 cm, the weight is up to 5 kg. The life period is 15 years. It matures in 2-3 years. First, it eats crustaceans, then small fish (capelin, smelt), squid.
It leads a pelagic lifestyle, can be found at a depth of from 200 to 700 meters. Pollacks reach the places of spawning in big schools, which is very convenient for industrial fishing. It spawns in different periods: coasts of Kamchatka in spring, in winter and spring in Korea, in the Bering Sea in spring and summer.
According to the State Standards, catching of pollack less 20 cm is prohibited, but this does not prevent from catching millions of tons annually worldwide. Not only meat is valuable, but also caviar and liver, which contains much fat and many vitamins. Squid does not contain any cholesterol and fat, is rich in fiber, phosphorus, iron, potassium, etc. Regular use assists a proper metabolism. It is good when boiled, fried, baked, etc.