&#Is yellow croaker a deep-sea fish? Small yellow croaker is a kind of fish that we often see. Whether it's in supermarkets or Deli shops, it's yellow croaker. Small yellow croaker is suitable for frying, and its meat is delicious. Is it a deep-sea fish? What's the nutritional value of yellow croaker?
Yellow croaker usually lives in deep sea area, so it belongs to deep sea fish.
The concept of deep-sea fish is to live in the water depth of about 2000 to 10000 meters of sea fish. In China, large yellow croaker, small yellow croaker and hairtail are three major deep-sea fish products. Yellow croaker live in the deep sea area below 2500 meters, hairtail live in the deep sea area below 2000 meters below sea level.
Small yellow croaker belongs to sea fish. The shape of small yellow croaker is similar to that of large yellow croaker. Body length is about 20 cm. Lateral scales 60-63. The dorsal fin IX is 34-36, the starting point of which is opposite to that of the pectoral fin. The anal fin Ⅱ 9 starts later in the middle of dorsal fin. The pectoral fin is 19, long and pointed, with the end exceeding that of the ventral fin. The ventral fin is slightly shorter than the pectoral fin. Caudal fin cuneate. The dorsal side of the body is grayish brown, the sides and ventral side are yellow, and the edge of dorsal fin is grayish brown. They have migratory habits.
Is yellow croaker a freshwater fish or a sea fish
Yellow croaker is a marine fish.
The biggest difference between river fish and sea fish is their growing environment. In fact, strictly speaking, river fish should be called freshwater fish. Common fish include carp, crucian carp, grass carp, silver carp, Wuchang fish, tilapia, eel, etc.; marine fish include hairtail, tuna, large yellow croaker, small yellow croaker, Spanish mackerel, salmon and Duobao fish, etc.
Whether it is freshwater fish or marine fish, its nutritional composition is roughly the same, the total nutritional value is very high. First of all, fish is rich in protein, in which the amount and ratio of essential amino acids are most suitable for human needs, so it is a good source of protein for human intake. Secondly, the fat content of fish is less, and it is mainly composed of unsaturated fatty acids. The absorption rate of human body can reach 95%, which has the effect of reducing cholesterol and preventing cardiovascular and cerebrovascular diseases. Third, fish meat is rich in minerals, such as iron, phosphorus, calcium, etc.; fish liver is rich in vitamin A and vitamin D.
Yellow croaker is divided into big yellow croaker and small yellow croaker. Large yellow croaker is distributed in the Southern Yellow Sea, the East China Sea and the South China Sea; small yellow croaker is distributed in the Yellow Sea, the Bohai Sea, the East China Sea and the west coast of Korea. Yellow croaker itself is rich in protein, minerals and vitamins. Its white swim bladder can be used as fish glue, which has hemostatic effect and can prevent hemorrhagic purpura. Boiling soup with it can be used for spleen and stomach weakness or spleen deficiency edema. It is a very valuable economic fish and is favored by consumers.
Nutritional value of yellow croaker
Every 100 grams of yellow croaker meat contains 17.6 grams of protein, 17 kinds of amino acids, fat, carbohydrate, calcium, phosphorus, iron, vitamin B1, B2 and nicotinic acid. It has the function of appetizing, replenishing qi, warming and filling essence.
Yellow croaker's white catfish can be roasted and refined into glue, and then roasted as yellow as beads, which is called fish bladder glue beads. It has the special effect of greatly tonifying the true yuan and regulating qi and blood. It is especially effective in treating the symptoms of excessive blood loss and severe injury of vital energy. The fish brain stone is the two otoliths in the head of yellow croaker. Its nature is heavy, and it is mainly used for the treatment of stone drenching and urinary obstruction.
The otolith, swim bladder, meat, gall bladder, seminal vesicle and ovary of yellow croaker can treat diseases. The main component of otolith is calcium salt, which has the effect of clearing away heat and removing blood stasis. The swim bladder contains high viscosity colloidal protein and mucopolysaccharide, moistening the lung and spleen, invigorating qi and promoting blood circulation. Bile contains bile acid, glycocholic acid, taurocholic acid and sodium salt, etc. it is the component of clearing away heat and detoxification, smoothing liver and reducing blood fat. I meat contains 17.6 grams of protein per 100 grams, as well as calcium, phosphorus, iron, vitamin B and other substances, which can be used for the treatment of otolith It is a good protein supplement.