Commonly known as: pond fish, pond fish, bearded catfish, pond fish, catfish, loach fish and slippery fish.
The head is flat and hard, the occipital bone is wide, the body is slender, the front part is cylindrical, the back part is flat, the head is wide and flat, the body surface is smooth and scaleless, and the mouth is slightly lower. The upper jaw, lower jaw and plough bone are densely covered with fluffy teeth, forming a dental band. There are 4 pairs of well-developed tentacles with obvious lateral lines and relatively straight eyes. The dorsal fin is very long, accounting for about 2/3 of the body length, and the anal fin is also very long, with no hard spines and no connection with the caudal fin.
The pectoral fin is short and round with well-developed spines, which has the functions of defending the enemy and supporting action. The side of pectoral fin is generally grayish brown, with many grayish-white striped patches and black spots on it. The abdomen is white, and the dorsal fin and ventral fin extend especially, ending at the base of caudal fin, which is circular and fan-shaped. The body is brown and black; The abdomen is very shallow.
Extended data
Catfish, catfish. There are many kinds, including catfish (indigenous catfish), catfish with big mouth, catfish with beard (pond catfish) and catfish with fur beard (Egyptian catfish with beard). There are ***4 beards on the mouth, long on the top and short on the bottom. It belongs to carnivorous fish, mostly wild, which has low requirements for water quality and is easy to cultivate artificially. Catfish grow faster, and some species can grow very big.
Catfish are distributed almost all over the world, most of them live in fresh water such as ponds or rivers, and a few can live in the ocean. Catfish is a kind of fish with fierce bottom, afraid of light, and likes to live in crevices, deep pits, earth holes or caves at the bottom of tree roots near rivers. It is most suitable for living in waters with water temperature of 20 ~ 25℃.
Catfish have small eyes and weak eyesight. They lie down during the day and go out at night. They prey on two pairs of tentacles and are very greedy. The hotter the weather, the greater their appetite, and they are active on cloudy days and at night. Catfish mature sexually early, usually at the age of one.
Catfish, like other fish, is not only nutritious, but also tender and contains more protein and fat, which has a good therapeutic effect on people with weak body and malnutrition. Catfish is a good product for lactation, which has the functions of nourishing yin and blood, invigorating middle qi, appetizing and diuresis, and is an essential food for postpartum dietotherapy and nourishing women.
People's Network-How much do you know about "grilled fish"? See what kind of fish suits you best.