Are sardines deep-sea fish?

Sardines are very rich in nutrients, including eicosapentaenoic acid, which can prevent cardiovascular diseases, as well as nucleic acid, taurine, selenium and other nutrients. they are of high medicinal value and can be called a treasure in medicine to prevent thrombosis. it has a special effect on the treatment of heart disease. let's take a look at whether sardines are deep-sea fish.

Are sardines deep-sea fish?

Sardines are deep-sea fish. Sardines are warm water fishes in coastal waters, generally not found in the open sea and oceans, and usually inhabit the middle and upper layers. In autumn and winter, adults inhabit deep water beyond 70 to 80 meters. In spring, when the coastal water temperature rises, the fish reproduce and migrate inshore, and the larvae and juveniles grow up along the coast. In summer, they gradually migrate northward with the South China Sea warm current, and in autumn, the surface water temperature decreases, so they migrate southward. After October, the fish have grown to more than 150 mm. Due to the decrease of coastal water temperature, it gradually transferred to the deeper sea area.

What kind of food do sardines eat?

Sardines mainly feed on plankton, depending on fish species, sea area and season, as well as adult and juvenile fish. For example, adult golden sardines mainly feed on planktonic crustaceans (including copepods, short-tailed larvae, telopods and prawns), as well as diatoms. In addition to planktonic crustacean larvae, young fish also eat diatoms and dinoflagellates. It will be attracted by light at night, so fishermen generally use light purse seine, drift Gill net, large pull net and set net and so on.

What are the common deep-sea fish?

Marine fish are divided into deep sea fish, offshore fish and cold water fish, such as Norwegian salmon are cold and deep sea fish. There is less pollution in the deep sea, most of the deep-sea fish grow naturally, and the cold-water fish grow for a long time, so they have more nutritional value. The main species of deep-sea fish are belt fish, yellow croaker, cod, sardines, sharks, whales, salmon, tuna, sea bass, saury, sea eel, Spanish mackerel, yellow croaker, Pomfret, mud carp, anchovies, horse noodles, and so on. In seafood restaurants, small seafood species such as silver marlin, sand tip fish, yellow crucian carp, small yellow croaker and silver Pomfret can also be found in seafood restaurants.