为鲤科，原鲌属的鱼类。在中国分布于小兴凯湖、镜泊湖等。学名：Cultrichthys compressocorpus
英文名：Flat body original Culter
This species belongs to the family of Cyprinidae,distributed in Xiaoxing Kai Lake, Jingpo Lake in China,and so on.
学名：Acipensersinensis
英文名：Chinese sturgeon
This species belongs to the family of acipenseridae ,order of Acipenseriformes.It lives in the river and offshore, it’s a kind of fish lives in bottom of water, with migratory or semi-migratory characters.They like to cluster in the estuary in spring and summer, and swim upstream to the river in autumn.It’s an omnivorous fish mailnly feeding by animal foods, such as shrimp and crabs, fish, molluscs,aquatic insects and other small or slow-moving benthic animals.