The head fish looks like catfish, but it is much bigger than catfish, and the biggest one can grow to more than 2 meters long. The fish, commonly known as six-fingered mullet, is mainly distributed in the Heilongjiang River system from Heihe City to Fuyuan County, Songhua River, Nenjiang River and Wusuli River.
Characteristics of head fish
The body is wide at the front and narrow at the back. The front is higher and wider, the back is lower, the side is flat, the chest and abdomen are short and the tail is long. The body color varies according to the living environment, and the back is mostly yellow or taupe, with dark spots with vague and irregular contours, and the abdomen is white or yellowish.
The living habits of crested fish.
Eat small fish, shellfish and frogs live in rivers, lakes and ponds, lurk in the bottom mud during the day, and come out at night. The PH value of the water suitable for Catfish is 6.0? 9.0, the best is 7.0? 8.4. The oxygen content of water suitable for growth is above 3.5mg/L, and the water temperature suitable for survival is 0℃? 30℃。
When the water temperature reaches 30 degrees Celsius, it will lie motionless at the bottom of the water. As the temperature continues to rise, it will jump up and down, and if it exceeds 32 degrees Celsius, it will die. The optimum water temperature for feeding and growing is 18℃? 26℃, the minimum water temperature is 8℃.
Characteristics and efficacy of the head fish.
Huaitou fish is sweet and warm, and has the effects of tonifying Yiyang, facilitating urination and treating edema. Breadtail fish is rich in nutrition, with water content of 64. 1 g and protein14.4g per100g, and contains a variety of minerals and trace elements, so it is especially suitable for people with weak health and malnutrition.
In addition to the roe of the head fish, it is not suitable for eating, and the head fish is a treasure. Huaitou fish is a valuable nutritional product. Its dietotherapy and medicinal value are not available to other fish, and it has unique functions of strengthening bones and prolonging life.
Breasthead fish is tender and delicious, which is beneficial to improve the appetite of pregnant mothers and alleviate the morning sickness reaction during pregnancy. Moreover, the head fish is easy to digest, which can supplement high-quality protein and various minerals for pregnant mothers, enrich blood and strengthen bones, and improve immunity. Breasthead fish has the effect of diuresis and detumescence, especially suitable for pregnant mothers in the second and third trimester of pregnancy.