Igapó-Açu River
| Igapó-Açu River | |
|---|---|
| Native name | Rio Igapó-Açu (Portuguese) |
| Location | |
| Country | Brazil |
| Physical characteristics | |
| Source | |
| • location | Amazonas |
| Mouth | |
• coordinates | 4°23′41″S 59°58′22″W / 4.394599°S 59.972657°W |
| Length | 500 |
| Basin features | |
| Tributaries | |
| • right | Matupiri River |
Igapó-Açu River (Portuguese: Rio Igapó-Açu is a river of Amazonas state in north-western Brazil. It is a left tributary of the Madeira River.
The river flows through the Purus-Madeira moist forests ecoregion.