Jamanxim River Jamanxim River The Jamanxim River is a river of Pará state in north-central Brazil. Originating in the Serra do Cachimbo, it is a tributary of the Tapajós, into which it flows a few kilometers upstream from Itaituba. The river flows through the Tapajós-Xingu moist forests ecoregion. It flows through the Itaituba I National Forest, a sustainable use conservation area established in 1998. The river basin also contains part of the Rio Novo National Park, a conservation unit created in 2006. Its hydroelectric potential, along with that of the Tapajós, was assessed by Eletronorte (Centrais Elétricas do Norte do Brasil S.A.),
Xingu Indigenous Park April. The headwaters of the Xingu River are in the south of the park. The area covered by the park was defined in 1961 and covers parts of the municipalities of Canarana, Paranatinga, São Félix do Araguaia, São José do Xingu, Gaúcha do Norte, Feliz Natal, Querência, União do Sul, Nova Ubiratã and Marcelândia in the state of Mato Grosso. The national park was created after a campaign by the Villas-Bôas brothers for protection of the region. An account of the exploration of this area by the Villas-Bôas brothers and their efforts to protect the region is documented in the