The most famous herring is Atlantic herring, which is more common in Chinese shops than other fish. They live in the North Atlantic and rarely cross the ice formation boundary. But spawning has to travel to the south coast of Norway. The scales of this fish are easy to fall off, and there are as many as 60 vertebrae in the body, which is the highest record of herring family.
The Baltic herring is a variety of Atlantic herring. This kind of small fish can hardly grow to 20 cm even if it grows for 6-7 years. They feed on plankton and are easily adapted to freshwater life. Some of the Baltic herring caught sometimes touch the "big ones" up to 38 cm long. Herring is a major species of fish in the Baltic Sea. Half of the catch here is herring.
There is also a herring shaped fish in the Baltic Sea, or herring. The small creatures caught account for 200% of the total catch in the Baltic Sea. They live in the Black Sea and the Mediterranean Sea, the North Sea and the Norwegian Sea, as well as the coasts of Tierra del Fuego and New Zealand.
There are so many fish in herring that even the most fastidious gourmet can hardly tell. There are five species of herring in the Caspian Sea alone. In our country, it is called the Caspian herring. Among them are the common Caspian herring, the Kun shaped herring and the large eyed herring living in the deep water layer. In the black sea there is a black sea Azov herring, while in the adjacent lake of abrawu, there is a freshwater herring. There are four species of black backed herring in the Caspian Sea. Four varieties of the Volga herring are also well known.
Herring, also known as green, red line fish, Pacific herring and so on. The special fishes in the Yellow Sea and Bohai Sea in northern China from April to May. Herring family, cold water upper migratory fish. The body is elongated, lateral flat, about 20 cm long. The back is bluish gray, and the abdomen is silvery white, with small angular scales. It feeds on plankton and generally weighs less than 250 grams. In spring, they migrate from the North Pacific to the North China Sea to lay eggs, and their egg fields are around the islands and reefs far away from the shore. After spawning, groups of herring, which had gathered with the current, disappeared.
Herring can adjust its ability to adapt to light, so that the fish can enter various water layers smoothly to catch food, and feed on copepods, pteropods and other planktonic crustaceans as well as fish larvae. 2-3 days before the start of the mass migration, a small number of large individuals with bright colors make the lead troops to open the road. After swimming for 1-2 days at a depth of about 8 m near the coast, the dense herring swarm will enter the shallow water where the algae grow and reproduce. Herring colony is very conducive to their reproduction and effective protection of larvae. At the same time, it is a kind of collective action. We can work together to find food.