Vaupés River

Río Vaupés

The Río Vaupés ( Spanish) or Rio Uaupés ( Portuguese) is a 1375 km long right tributary of the Rio Negro in northern South America (Colombia and northeastern Brazil). It thus belongs to the river system of the Amazon.

River

It rises in the southeast of Colombia, where it flows through the Llanos ( plateaus ) of the Departments of Guaviare and Vaupés in an easterly direction in the Andean foothills. In the middle reaches - south of the Mesa de Yambi - he begins to meander and strong forms below Mitú an approximately 150 km long, semi-circular flow loop, which represents both the state border with Brazil ( Amazonas province ).

From here, the Vaupes turns east again and carries the Portuguese name Uaupés. Between the same city and Sao Joaquim it opens in the coming from the north of Rio Negro.

The name Rio Negro ( Black River ) comes from the dark color of the water by humic acid, which originates from the leached by rain soils in the north. However, the water of the Vaupes is brighter. On the next 100-300 kilometers in the Brazilian rain forest, the flow rate decreases sharply and the width of the Flüsses to, so that it forms numerous islands. As the largest left-side tributary of the Amazon to Manaus finally united with the Rio Amazonas.

Inflows

One of the biggest inflows include ( downstream ):

• Río Querary (left)
• Río Papuri (right)