Orinoco basin

The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers approximately , with 65% of it in Venezuela and 35% in Colombia. It is the fourth largest river in the world by discharge volume of water ( at delta) due to the high precipitation throughout its catchment area (). The Orinoco River and its tributaries are the major transportation system for eastern and interior Venezuela and the Llanos of Colombia. The Guaviare River, with a flow of 8,200 cubic meters, is the main tributary. The environment and wildlife in the Orinoco'

waterfall in Venezuela; highest uninterrupted waterfall in the world

river in Colombia

river in Venezuela

species of fish

river in Colombia

river in Venezuela

tributary of the Orinoco in the Llanos of central Colombia

river between Colombia and Venezuela

river in Venezuelo

species of fish

river in Venezuela

river in Guyana and Venezuela

vast river delta of the Orinoco River, located in eastern Venezuela

river in Colombia

drainage basin

river in Venezuela

river in Venezuela

watercourse

waterfall in Venezuela