生態系 | 類型 | 狀態 | 參考文獻 |
---|---|---|---|
Amazon | River (basin) | native | 27188 |
Marañón | River (basin) | native | 9235 |
Neotropical | Zoogeographic realm | endemic | 2060 |
Orinoco | River (basin) | native | 27188 |
Paraná | River (basin) | native | 2060 |
Uruguay | River (basin) | native | 79585 |