Stone loach (Barbatula barbatula)

General data
- Main name: Stone loach
- Climates: Temperate, Continental, Mountain
- Habitat: Freshwater
- Native: Europe
- Distribution: Danube, Nestos, Rhine, Dnieper, Daugava (Western Dvina), Northern Dvina, View all... Neman (Nemunas), Lielupe, Venta, Trent, Great Ouse
Classification
- Genus: Barbatula - Stone loaches
- Family: Nemacheilidae - Stone loaches
- Order: Cypriniformes - Carps
- Class: Teleostei - Ray-finned fishes
- Superclass: Osteichthyes - Bony fishes