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Amazon River Basin (The southern Guianas, not marked on this map, are a part of the basin.) The mouth of the Amazon River. The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about 7,000,000 km 2 (2,700,000 sq mi), [1] or about 35.5 percent of the South ...
Topography of the Amazon River Basin. The Amazon River (UK: / ˈ æ m ə z ən /, US: / ˈ æ m ə z ɒ n /; Spanish: Río Amazonas, Portuguese: Rio Amazonas) in South America is the largest river by discharge volume of water in the world, and the longest or second-longest river system in the world, a title which is disputed with the Nile. [3 ...
The Ucayali River (Spanish: Río Ucayali, IPA: [ˈri.o wkaˈʝali]) is the main headstream of the Amazon River. It rises about 110 km (68 mi) north of Lake Titicaca , in the Arequipa region of Peru and becomes the Amazon at the confluence of the Marañón close to Nauta city.
The Amazon Basin is located south of the Guiana Shield, north of the Central Brazilian Shield, east of the Solimões Basin, and west of the Marajó Basin. It is bound to the west by the Púrus Arch and in the east by the Gurupá Arch. The basin has an elongated shape with a WSW-ENE orientation.
The hydrography of Roraima is part of the Amazon River basin and is basically based on the Branco River sub-basin of 45,530 km 2 (17,600 square miles), the largest and most important in the state. This river is one of the tributaries of the Negro River .
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The Xingu River (/ ʃ iː ŋ ˈ ɡ uː / sheeng-GOO; Portuguese: Rio Xingu [ˈʁi.u ʃĩˈɡu]; Mẽbêngôkre: Byti [5]: 73 ) is a 1,640 km (1,020 mi) [1] river in north Brazil. It is a southeast tributary of the Amazon River and one of the largest clearwater rivers in the Amazon basin , [ 6 ] accounting for about 5% of its water.
The northern limit begins with the Guaviare and Vichada Rivers and extends south to the Putumayo and Amazon Rivers. The Amazon region is divided up into distinct subregions: Amazon foothills: bordering the East Andes; Caquetá River Plain: the main watershed of this region; Inírida River Plain: location of the famous Cerros de Mavecure