1, different families and genera: the types of catfish and Wujiang fish are quite different. Catfish belongs to Siluridae, but Wujiang fish is actually a kind of catfish, belonging to CYPRINIDAE. Catfish and Wujiang fish belong to different orders, indicating that the differences between them are very large.
2, fish scales are different: Catfish and Wujiang fish are quite different in scales. Catfish has no scales on the epidermis, which is a more symbolic type of scaleless fish, and there are a lot of mucus on its body, so it will feel very slippery when touching the body, but Wujiang fish's body surface is wrapped with a layer of more obvious scales, which can be seen by careful observation.
3. Different beards: From the design point of view, there is another outstanding difference between catfish and Wujiang fish, that is, whether they have beards or not. Catfish has obvious beards, and most catfish species have four, but Wujiang fish has no beards. This feature can be used to distinguish them when they meet.
4. Different nicknames: Catfish and Wujiang fish have different nicknames respectively. Catfish is also called "raw fish" and "sticky fish", and Wujiang fish is also called "white leaf fish" and "foreign fat fish".