| record potential | water |
| Bighead Carp Grass Carp Silver Carp Asp Barbel/Dnyepr Barbel European Chub Prussian Carp White Bream Ziege |
Poganyi Lake Danube River Banhida Lake Danube River system Danube River Danube River Holt-Zagyva River whole country whole country |
|
continent country capital population sq km |
Europe
|
| record potential | water |
| Danube Bleak Volga Zander Asp |
Danube River Danube River Lazberci tarozo |
| background |