Can not be generalized that catfish is garbage fish, this still have to be classified, if living in a particularly harsh environment catfish itself is an omnivorous fish, so often eat a variety of garbage, rotting food and small animals will be very dirty, and artificial breeding of catfish are generally eaten feed, the quality of the water is also a certain requirement, so the artificial breeding of catfish is still relatively clean.

One, catfish from the image, long or a very normal kind of fish, also known as bearded fish, the whole body has no scales, they will secrete a lot of mucus, the head is relatively flat, the mouth is large, the distribution is very wide, the total **** more than 2,000 species, most of which belongs to freshwater fishes, and there are two belonging to brackish water fishes.

Two, catfish or more ferocious, often living in some of the stone holes and tree roots, like the slow flow of the river, often in a variety of rivers and water pools in the shaded side to see their silhouettes, rarely swim, eyesight basically degraded, relying on the tentacles to hunt for food, the amount of food is very large, and a very wide range of recipes, the catfish itself is very rich in nutrients, every 100 grams of meat contains 14 grams of Protein, but also contains a variety of nutrients, including human needs of the eight amino acids, can be completely absorbed by the human body, catfish fat content is very low, every 100 grams of meat is only 2.1 grams of fat, is a very good kind of food, the fish is very tender, thorns are also less, easy to be digested by the elderly and children.

Three, in the wild growth of the catfish growth cycle is very slow, in the market rarely more than two pounds, but because of the unpredictability of the wild environment, so it leads to the misconception that the catfish is very much love to eat dirty things, so that there is a misunderstanding of the catfish, but in fact, in China, the artificial breeding of catfish has been very mature, with scientific feeding methods, and the catfish on the quality of the water also have certain If you feed waste or garbage and other rotten food, it will cause water pollution, resulting in catfish disease and death, so the normal artificial breeding of catfish is very clean.