Ökosysteme | Typ | Status | Ref. |
---|---|---|---|
Arkansas River | River (basin) | native | 5723 |
Mississippi Complex | River (basin) | native | 81264 |
Mississippi River | River (basin) | native | 78811 |
Missouri River | River (basin) | native | 78789 |
Nearctic | Zoogeographic realm | endemic | 5723 |