Kidnapps are also called carp. The tail of the carp turns to the left and right when it straightens, so Tianjin Wei and its neighbors are called "abductors". A kidnapper is usually called a kidnapper when he weighs two to four kilograms, a big kidnapper when he weighs more than five kilograms, a small kidnapper when he weighs more than one kilogram but less than two kilograms, and a small kidnapper when he weighs less than one kilogram. Red carp is called red calligons. The male carp is called Shunguai. Carps have large scales and two whiskers on both sides of the upper palate. They live alone or in small groups in ponds, lakes and rivers on the mud bottom, which are calm and covered with water and grass. It has the habit of migration in small water areas.
The scale has a cross texture, so it is named carp. The scales do not turn white after death. There is a flank scale from head to tail. No matter the size of the fish, there are 36 scales. Each scale has small black spots. One of the delicacies on the Chinese table. The colorful pattern of koi is of high ornamental value in Asia. Carps, commonly known as carp callipers and hairpins, belong to the Cyprinidae. The body is flat on the side and the abdomen is round. The mouth is in the shape of a horse's hoof, and two pairs are required. The dorsal fin has a long base, and both dorsal fin and anal fin have a thick, hard spine with teeth. The body side is golden yellow, and the lower leaf of caudal fin is orange red. Carps usually live in the bottom layer of water body with aquatic plants growing in rivers, lakes, reservoirs and ponds, and mainly eat benthos.
