The Guaviare is a tributary of the

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers , with 76.3 percent of it in Venezuela and the remainder in Colombia. It is the fourth largest river in the wor ...

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 ...

. It flows together with the upper Orinoco (until here also called Río Parágua), which it clearly surpasses in length (altogether about 1760 km) and water flow. Thus, the Guaviare is hydrologically the main stream of the Orinoco system. The Guaviare has its source in two other rivers, the

Ariari Ariari is one of the six blocks of Sheikhpura district of Bihar Bihar (; ) is a state in eastern India. It is the 2nd largest state by population in 2019, 12th largest by area of , and 14th largest by GDP in 2021. Bihar borders Uttar Pr ...

and the

Guayabero Guayabero is a Guahiban language that is spoken by a thousand people in Colombia. Many of its speakers are monoglots, with few fluent Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group i ...

, which in turn have their own sources in the eastern part of the Andes. At long, it is the longest tributary of the Orinoco and is navigable for of its total length. The Guaviare is considered the border between the

Llanos The Llanos (Spanish ''Los Llanos'', "The Plains"; ) is a vast tropical grassland plain situated to the east of the Andes in Colombia and Venezuela, in northwestern South America. It is an ecoregion of the tropical and subtropical grasslands, sav ...

and the

Amazon Rainforest The Amazon rainforest, Amazon jungle or ; es, Selva amazónica, , or usually ; french: Forêt amazonienne; nl, Amazoneregenwoud. In English, the names are sometimes capitalized further, as Amazon Rainforest, Amazon Forest, or Amazon Jungle. ...

. Its main tributary is the

Inírida River The Inírida (, Spanish: Río Inírida) is a river in the north-west of South America, in the territory of Colombia, the largest tributary of the Guaviare (the Orinoco River basin). The length of the river is , of which are navigable for small ...

References

*The information in this article is based on a translation of its German equivalent.

External links

Territorial-Environmental Information System of Colombian Amazon SIAT-AC website
Rivers of Colombia Orinoco basin {{Colombia-river-stub