Silver carp (Yu Lian) and catfish (Yu Nian) are very similar in pronunciation, and many friends think they are 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, water silver carp and jumping silver carp, and catfish is also called pond silver carp.

Biology is different.

1. Catfish: Catfish are fish, chordates, vertebrates, kiwifruit, catfish, catfish and catfish in the animal kingdom.

2. Silver carp: Silver carp belongs to the animal kingdom, chordates, vertebrates, kiwifruit, CYPRINIDAE, CYPRINIDAE, CYPRINIDAE, silver carp and silver carp.

Differences in living habits

1, Catfish: Catfish lives in the middle and lower layers and belongs to Nocturnal Animals. It is a carnivorous fish, and its prey is mostly small fish, mainly swallowed. The main function of teeth is to prevent food from escaping.

2. Silver carp: Silver carp is a pelagic fish and a typical filter-feeding fish. It filters plankton from water through the special structure of gills and feeds on plankton all its life. In the fry stage, they mainly eat zooplankton, and gradually turn to eat phytoplankton when they grow to more than 1.5 cm.

External differences

1. Catfish: Catfish has whiskers on its mouth, at least one pair above the upper jaw, one pair on its mouth and one pair on its lower jaw. Many catfish have spines on their backs and pectoral fins, and there may be poisonous glands on the spines, which will cause pain and injury when stabbed. All catfish have no scales, and their skin is bare or covered with bone shields.

2. Silver carp: Silver carp has flat side, bluish gray back, white side and abdomen, big head, low eyes and small scales. The horny edge in the middle of the abdomen extends from below the pectoral fin to the anus, and the pectoral fin does not exceed the base of the abdominal fin, and each fin is gray.

Differences in nutritional value

1, catfish: Catfish is sweet in taste and warm in nature, and has the effects of nourishing middle temperature, diuresis and treating edema. It is rich in nutrition. Every 100g of fish contains water 64. 1g and protein 14.4g, and contains various minerals and trace elements, which is especially suitable for people with weak body and malnutrition. The eggs of catfish taste bad and are not suitable for eating.

2, silver carp: Silver carp is sweet and warm, and has the effects of strengthening the spleen and benefiting qi, warming the stomach and dissipating heat. Can provide rich glial protein, not only can strengthen the body, but also beautify the skin. It is an ideal food for women to nourish their skin.