The reason why snakeheaded fish is called ghost fish is mainly because snakeheaded fish are gluttonous and ferocious in nature. They eat whatever they see and are not picky at all. Therefore, they are often called "starving ghosts" among the people.

Snakehead fish is a fish of the genus Snakehead in the family Snakehead family. Its scientific name is black snakehead. It is also known as mullet, fortune fish, snake fish, etc. It is widely distributed in the Pearl River Basin, Yangtze River Basin, Huaihe River Basin, Yellow River Basin and Heilongjiang Basin. , among which the Yangtze River Basin can mature in 2 winters, and the Heilongjiang Basin only matures in 3 winters. Common individuals weigh 2 to 3 kilograms, and the largest individual can reach hundreds of kilograms.

Food habits

Snakehead snakehead is a carnivorous fish with a ferocious nature and a large appetite. The prey targets generally vary with the size of the fish. Juvenile fish mainly feed on rotifers, cladocerans, cladocerans and chironomid larvae; juvenile fish mainly feed on aquatic insect larvae, small fish and shrimps, etc.; adult fish feed on various small fish and shrimps. Prey object.

The fish species prey on vary greatly in different waters, but they are usually the dominant species in the waters. For example, snakeheads in Heilongjiang mainly prey on crucian carp, carp, yarrow, giant catfish, snakehead catfish, etc.; in the Yangtze River basin, they mainly prey on spiny loach, sand catfish, loach, crucian carp, and catfish. In addition, snakeheads also have the habit of killing each other.

The food intake of snakehead is closely related to the water temperature. In summer, when the water temperature is high, the food intake of snakehead is very large; when the water temperature is below 12℃, it will stop eating