Is hairtail a saury?

Many foods look very similar, and some people often confuse these similar foods, which can cause misunderstandings to others. Fish is a very good food for people, especially those who are losing weight, because fish contains almost no fat. People are also selective when eating fish, and sea fish tastes especially good. So is the hairtail fish that people often eat saury?

1. Are hairtail and knife fish the same fish?

First of all, knife fish is a marine fish. It enters the river from the sea in February and March every year and swims upstream for reproduction. The fish body is similar to that of hairtail, but smaller in size. The meat is delicious and expensive. After the Qingming Festival, it is called Laodao.

Knife fish and hairtail fish are completely different. Knife fish is a freshwater fish, while hairtail fish is a saltwater fish.

1. Knife fish

Its scientific name is Long-jawed Coilfish, also known as Knife Coilfish and Hairy Coilfish. It is a migratory fish and is known as one of the three delicacies of the Yangtze River in China along with pufferfish and shad. The knife fish has a long and narrow body with thin sides, quite like a sharp knife. It is silvery white in color, with tender meat but many fine hair-like bone spurs. The meat is delicious, fatty but not greasy, and has a slight fragrance. Some common types of knife fish include: seven-star knife fish, striped knife fish, African knife fish, emperor knife fish, golden knife fish (albino), devil knife fish, etc.

2. Hairtail

Hairtail is a relatively ferocious carnivorous fish with well-developed and sharp teeth, a very long dorsal fin, small pectoral fins, and degenerate scales. The hairtail has an extremely long dorsal fin and no pelvic fins. It is a migratory fish.

2. Nutritional value of knife fish

1. Every 100 grams of hairtail contains 18.4 grams of protein, 4.6 grams of fat, as well as phosphorus, iron, calcium, zinc, magnesium, vitamins A, B1, B2 and other nutrients.

2. Knife fish contains more unsaturated fatty acids, and the carbon chain of fatty acids is longer, which has the effect of lowering cholesterol. It is an ideal nourishing food for the elderly, children, and pregnant women.

3. Knife fish has certain medicinal value. According to ancient and modern Chinese medical and aquatic medicinal books, knife fish has the functions of nourishing the liver, dispelling wind, and stopping bleeding. It is effective in treating bleeding, sores, carbuncles and other diseases.

4. Knife fish scales are the raw materials for making antipyretic and acetaminophen tablets and anti-tumor drugs. The scales contain a variety of unsaturated fatty acids, which can significantly lower cholesterol. It is suitable for people who have been ill for a long time, have weak body due to blood deficiency, dizziness, shortness of breath and fatigue, eat little and become thin, and have malnutrition.