1. Source: Jiang Duanyu generally refers to longnose shad, a freshwater fish that is endemic to the Yangtze River basin in China. Wujiang fish, on the other hand, is a Zunyi specialty snack with silver carp and grass carp as the main ingredients, and the flavor belongs to spicy.
2. Characteristics: Jiangtuan fish has a long muzzle, so it is known as long-nosed shad, also known as catfish, Jiangtuan, fat tuo, fat kingfish and so on. It is considered to have high nutritional value and tender meat, and can be selected according to personal preference in different ways. Wujiang fish, on the other hand, is characterized by a long body, lateral compression at the back, a broad and flat head, fluffy teeth in the jaws, a dorsal anal fin that is not connected to the caudal fin, a pectoral fin with hard spines, and a rounded caudal fin. The flesh of Wujiang fish is light bright red, firm, delicate and tender, without intermuscular spines.
Overall, there are some differences in the origin and characteristics of river groupers and Wujiang fish, but both are fish with high food value.