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What is a big snakehead?

Big snakehead refers to big snakehead.

Snakehead is a kind of fish of snakehead family and snakehead genus. The front of the fuselage is cylindrical and the back is flat. The body color is gray-black, the back of the head and the top of the head are dark, the abdomen is pale, there are irregular black patches on the body side, and there are black stripes on the head side; Odd fins have black and white spots, and lateral fins are grayish yellow with irregular spots.

The snakehead is a fierce benthic carnivorous fish. It usually likes to live in shallow water with weeds at the bottom of the coastal mud, lurks in the weeds and waits for opportunities to hunt for food, and sometimes swims in the upper layer of the water at night. Larvae feed on zooplankton; Young fish feed on aquatic insects, shrimp and small fish; Adult fish prey on other fish.

Pond requirements

Healthy pond culture of snakehead should create a suitable culture environment according to its ecology and living habits, select the fry with pure germplasm and suitable specifications, adopt reasonable culture mode and density, prevent diseases through scientific water management, scientific bait feeding and scientific use of fish medicine, and promote the healthy and rapid growth of snakehead. Each pool covers an area of 2,670 square meters and has a water depth of 2 meters.

At the same time, according to the living habits of snakehead, aquatic plants such as Sophora alopecuroides, black algae and Eichhornia crassipes are planted in the shallow water around the pond in the first half of April every year. The coverage area of aquatic plants after growth is about 30% of the pond water surface, which is beneficial to the hidden habitat of snakehead, the improvement of water quality and the reduction of water temperature in high temperature season.