Arauá River (Aripuanã River)
The Arauá River (Portuguese: Rio Arauá) is a river of Amazonas state in north-western Brazil. It is a tributary of the Aripuanã River.
Course
The Arauá River runs through the 589,611 hectares (1,456,960 acres) Juma Sustainable Development Reserve, created in 2006. It merges into the Aripuanã shortly before the latter merges into the Madeira River.