| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Amazon | River (basin) | native | 36888 |
| Neotropical | Zoogeographic realm | endemic | 5217 |
| Orinoco | River (basin) | native | 36888 |
| Paraguay | River (basin) | native | 36888 |
| Paraná | River (basin) | native | 56308 |
| São Francisco | River (basin) | native | 36888 |