Some common types of hairtail are: seven-star swordfish, striped hairtail, African hairtail, king hairtail, golden hairtail (white atomized species) and devil swordfish. Swordfish has certain medicinal value. According to the books on the medicinal value of medicine and aquatic products in China from ancient times to the present, saury has the functions of protecting liver, dispelling wind and promoting blood circulation, and has a good effect on treating bleeding, sores and carbuncle. Hairtail scales are raw materials for producing antipyretic and paracetamol tablets and anticancer drugs. Scale contains a variety of unsaturated fats, which has obvious cholesterol-lowering effect.
It is suitable for people who have been ill for a long time and are weak, dizzy due to deficiency of both qi and blood, short of breath and weakness, and lack of nutrition. Traditional Chinese medicine believes that it can strengthen the spleen, stimulate appetite, nourish the stomach, nourish yin and blood, moisturize the skin, beautify and protect skin, but it is most suitable to suffer from sores, scabies or eat less. Hairtail is a migratory fish species. Swimming back means that some small animals (usually fish species) in the ocean regularly move back and forth along a certain route because of laying eggs, looking for food or being harmed by climate and environmental changes.
Hairtail usually lives in the sea, and enters the river from the sea in February to March every year, and carries out reproductive migration upstream. Swordfish, also known as nepotism, oil belt and tooth belt, has a ribbon-shaped human body, all of which are flat on the side. Fish are relatively straight and slender, generally 50-70cm long, and the largest is nearly 120cm. The saury has a slender skull, a sharp nose and a long nose. Eyes are very big and bulging. The mouth is very open, with prominent teeth, the lower jaw is longer than the upper jaw, and the dorsal fin is from beginning to end. Scaleless, bright and odorless body fat.