生態系 | 類型 | 狀態 | 參考文獻 |
---|---|---|---|
Arkansas River | River (basin) | native | 1998 |
Lake Winnipeg | Lake | native | 86798 |
Mackenzie | River (basin) | native | 5723 |
Mississippi River | River (basin) | native | 1998 |
Mississippi-Missouri | River (basin) | native | 5723 |
Missouri River | River (basin) | native | 78789 |
Nearctic | Zoogeographic realm | endemic | 5723 |
Nelson-Saskatchewan | River (basin) | native | 5723 |
Pecos River | River (basin) | native | 86798 |
Rio Grande | River (basin) | native | 5723 |
Saskatchewan River | River (basin) | native | 86798 |