Catfish, also known as long-bearded silver carp, sticky fish, catfish, pond lice fish and juvenile fish, are carnivorous. The whole body has no scales, the body surface is sticky, the head is flat and the mouth is wide, the upper and lower jaws have four whiskers, and the upper back is dark.
Silver carp, also known as silver carp, silver carp, silver carp and silver carp, is a filter-feeding fish. The figure is flat on the side, slightly higher, spindle-shaped, blue-gray on the back, white on the side and small scales.