Igapó-Açu River | |
Pushpin Map: | Brazil |
Source1 Location: | Amazonas |
Mouth Coordinates: | -4.3946°N -59.9727°W |
Subdivision Type1: | Country |
Subdivision Name1: | Brazil |
Length: | 500[1] |
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.