Ecosystem | Type | Status | Ref. |
---|---|---|---|
Great Lakes | Lake | native | 10443 |
Hudson Bay Complex | River (basin) | native | 89241 |
Mississippi River | River (basin) | native | 78789 |
Missouri River | River (basin) | native | 86798 |
Nearctic | Zoogeographic realm | endemic | 5723 |
St. Lawrence | River (basin) | native | 5723 |
Tennessee River | River (basin) | native | 10294 |