The difference between silver carp and catfish

The pronunciation of silver carp (lianyu) and catfish (nianyu) is very similar, and many friends still think it is the same kind of fish. In fact, silver carp and catfish are not a kind of fish, and they are very different. Silver carp is also called silver carp, silver carp, jumping silver carp, silver carp and so on. Catfish are also called pond lice, mustard silver carp, sticky fish, pond mackerel, raw fish, live fish and so on. Let's take a look at the difference between them.

Biological families and genera are different.

1. Catfish: catfish are fish of animal kingdom, phylum Chordata, subphylum Vertebrata, Radioptera, catfish, catfish family, catfish genus and catfish species.

2. Silver carp: silver carp belongs to the animal kingdom, phylum Chordata, subphylum Vertebrate, Radioptera, Cyprinus, Cyprinidae, Silver Carp, Silver Carp, Silver Carp.

Differences in life habits

1. Catfish: catfish live in the middle and lower layers, belong to nocturnal animals, are carnivorous fish, prey on small fish, mainly to swallow, and the main function of teeth is to prevent food escape.

2. Silver carp: silver carp is a middle and upper layer fish, which is a typical filter feeding fish. it filters the plankton in the water by the special structure of the gills, feeds on plankton for life, mainly eats zooplankton in the fry stage, and gradually changes to phytoplankton when it is more than 1.5 centimeters long.

The difference between external features

1. Catfish: catfish have tentacles like cat whiskers on their mouths, at least a pair above the upper jaw, some with mouths, and some with lower jaws. Many catfish have spines on their backs, pectoral fins, and venomous glands on their spines. When stabbed, they feel pain and injury. All catfish have no scales, and their epidermis is naked, or scutellum covered with bone.

2. Silver carp: silver carp is flat on the side, bluish gray on the back, white on both sides and abdomen, the head is large, the eye position is very low, the scale is small, the median horny edge of the abdomen extends from below the pectoral fin to the anus, the pectoral fin does not exceed the base of the ventral fin, and each fin is gray.

Differences in nutritional value

1. Catfish: catfish tastes sweet and warm, tonifying Yiyang, promoting urination, treating edema and other effects, nutritious, every 100 grams of fish contains 64.1 grams of water, 14.4 grams of protein, and contains a variety of minerals and trace elements. It is especially suitable for people with weak deficiency and malnutrition. The roe of catfish is tasteless and unfit to eat.

2. Silver carp: silver carp tastes sweet and warm, which has the effect of invigorating spleen and invigorating qi, warming stomach and dissipating heat, and can provide rich glial protein, which can not only keep fit, but also beautify. It is an ideal food for women to nourish their skin.