Nutritional value and efficacy of black fish

　　Detailed introduction to the nutritional knowledge of black fish

　　Alias: black snakehead, raw fish, snakeskin fish, black stone turtle, copper fish, mullet, filial fish, black pine, abundant fish, black village, financial fish, black snakehead, matchhead fish, wormfish

　　Usage tips: 100 grams each time

　　The body is elongated and cylindrical, reaching a length of more than 50 cm. Green-brown, with three longitudinal black patches, and two longitudinal black bands from behind the eyes to the gill holes. The mouth is large, the teeth are pointed, and the dorsal and anal fins are as long as ridge peaks. There is a wide suprabranchial cavity above the pharynx, which can breathe air. Fierce in nature, the young fish feed on copepods and cladocerans and inhabit the bottom of fresh water. Small fish feed on aquatic insects and shrimps and other small fish. When it grows to more than 8 centimeters, it preys on other fish, so it is one of the harmful fish in freshwater aquaculture.

　　Nutritional analysis of black fish:

　　1. Blackened fish meat contains protein, fat, 18 kinds of amino acids, etc. It also contains calcium, phosphorus, iron and multiple vitamins necessary for the human body.；

　　2. Suitable for those with weak body, hypoalbuminemia, spleen and stomach qi deficiency, and malnutrition. anemia People eat it. Folks in Xiguang often regard snakeheaded fish as a precious tonic, used to promote lactation and replenish blood.；

　　3. Snakehead fish has the effects of dispelling wind and treating rickets, replenishing the spleen and replenishing qi, diluting water and reducing swelling. Therefore, in the Sanbei area, pregnant women, patients with rheumatism, and children with rickets often eat snakehead fish as a supplementary dietary therapy.

　　Blackfish additional information:

　　The snakehead fish is a strong player in the aquarium. It usually likes to inhabit the bottom of the water with lush aquatic plants or turbid water. When small fish and shrimps swim close to it, it will launch a surprise attack and swallow these small animals. A 0.5 kg snakehead fish can swallow a grass carp or carp weighing two to three in one mouthful. Snakehead fish has very strong vitality and ranks first among freshwater fishes. Someone has done experiments and found that snakeheaded fish can live for half a month if placed on moist and cool land. Because ordinary fish can only absorb oxygen dissolved in water, snakeheaded fish can also directly absorb oxygen in the air. With this "special function", when there is no rain for a long time and the lake water is about to dry up, it can hibernate like some animals, that is, it will sit in the mud with its tail down, leaving only its mouth exposed above the mud surface. It is commonly known as snakeheaded fish "sitting on the prong" or "sitting on the escape". This is the "dry sleep" of the snakeheaded fish. At this time, it is in a state of torpor, which can last for several weeks. The snakehead fish will return to normal life when it comes to the water again.

　　Blackfish is suitable for:

　　It can be eaten by the general population, but should not be eaten by those with sores, as it may cause white scars.

　　Therapeutic effects of black fish:

　　Snakehead fish is cold in nature and sweet in taste, and returns to the spleen and stomach meridians.；

　　It can treat the five hemorrhoids, dampness-induced paralysis, and edema of the face. It can "tonify the heart and nourish yin, clarify kidney water, move water to infiltrate dampness, detoxify and remove heat."”； It has the functions of nourishing the spleen and diluting water, removing blood stasis and regenerating blood, clearing away heat, etc.

　　Mainly used to treat edema, dampness, beriberi , hemorrhoids, scabies and other diseases.

　　Instructions for making black fish:

　　Snakehead has a high meat yield, thick white meat, less red muscles, no intermuscular spines, and a fresh taste. It is usually used to make fish fillets, and is best produced in winter. Representative dishes include chrysanthemum fish, stir-fried mullet fillet, tomato Fish fillet soup etc.