Içana River (río Isana/río Içana in Spanish and Portuguese) is a

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage ...

of the Rio Negro in

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

. Its source is in the

Guainía Department Guainía (; Yuri language: "Land of many waters") is a department of Eastern Colombia. It is in the east of the country, bordering Venezuela and Brazil. Its capital is Inírida. In 1963 Guainía was split off from Vaupés department. The nor ...

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

, where it is known as the Isana River. From its source, it flows mostly east until it reaches the border between Colombia and

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, where the river forms a small part of the boundary between the two countries. From the border, it flows mostly southeast through Amazonas state until it joins the Rio Negro at Missão Boa Vista. In Brazil, the river flows through the

Alto Rio Negro Indigenous Territory The Alto Rio Negro Indigenous Territory ( pt, Terra Indígena Alto Rio Negro) is an indigenous territory in the northwest of the state of Amazonas, Brazil. It is in the Amazon biome, and is mostly covered in forest. A number of different ethnic g ...

, which was created in 1998.

References

Brazilian Ministry of Transport
Rivers of Amazonas (Brazilian state) Rivers of Colombia Border rivers Geography of Guainía Department International rivers of South America Brazil–Colombia border Tributaries of the Rio Negro (Amazon) {{AmazonasBR-river-stub

See also

References