Caquetá-Japurá River and Basin (Brazil, Colombia)
The Caquetá River, as it is known in Colombia, or the Japurá, as it is known in Brazil, is a tributary of the Amazon River. About two-thirds of the tributary is in Colombia, and the other one-third is in Brazil. The Caquetá-Japurá Basin is the ninth-largest tributary basin in the Amazon.