Chinese sleeper (Perccottus glenii)

General data
- Main name: Chinese sleeper
- Local names: Amur sleeper, Rotan
- Climates: Temperate, Continental, Subpolar
- Habitat: Freshwater
- Native: Europe
- Distribution: Danube, Volga, Ural, Don, Dniester, Dnieper, View all... Amur, Lake Baikal, River Ob, Daugava (Western Dvina), Northern Dvina
Classification
- Genus: Perccottus - Chinese sleepers
- Family: Odontobutidae - Freshwater sleepers
- Order: Gobiiformes - Gobies
- Class: Teleostei - Ray-finned fishes
- Superclass: Osteichthyes - Bony fishes