There are many species of fish on earth, and among them there are always fish that surprise humans. They usually live in extreme environments. In this extreme environment, many fish cannot survive at all, but for some fish, it is the most comfortable place to live. So, do you know the coldest fish in the world? Let's find out together!
The coldest fish in the worldAntarctic cod lives in the coldest waters of Antarctica. Can live and reproduce normally in very cold oceans. Why aren't they afraid of the cold? This is because there is a very special component in the blood of Antarctic cod. This component is called muscle sugar. To be precise, sugar is a chemical substance that can help cod resist cold. And it can effectively preserve blood in low temperature conditions created by us humans.humans.
Morphological characteristics
Antarctic cod is also called small-scale canine. Their body length is usually around 70 centimeters, and the maximum length can reach 2.15 meters. The body shape is spindle-shaped, the body color is silver-gray, and there are some small dark brown spots on the surface. Their scales are not as large as those of other fish, they are very small and thin. The most important thing is that their anal fins can extend all the way to the tail.
Life habits
Antarctic cod is a migratory fish. Adult cod live in deep waters between 70 and 1,500 meters, and the deepest can reach three thousand. eight hundred and fifty meters. Juvenile fish live in seawater at a depth of 150 to 400 meters, feeding mainly on small fish and shrimp.
Economic value
Antarctic cod is distributed in the Pacific, East and West Antarctic regions, because the environment The sea in which it lives is of very high quality, the sea water is not polluted and the water quality is very clear. Their meat is therefore very tender, delicate and very nutritious. Antarctic cod meat is not only rich in protein, but also contains many vitamins. And they are also called the white gold of the sea. It is not expensive, but it is precious.