The Rio Negro (Spanish: Río Negro [ˈri.o ˈneɣɾo] " Black River "), or Guainía as it is known in its upper part, is the largest left tributary of the Amazon River (accounting for about 14% of the water in the Amazon basin), the largest blackwater river in the world, [8] and one of the world's ten largest rivers by average discharge.

The Meeting of Waters (Portuguese: Encontro das Águas) is the confluence between the dark (blackwater) Rio Negro and the pale sandy-colored (whitewater) Amazon River, referred to as the Solimões River in Brazil upriver of this confluence. For 6 km (3.7 mi) the waters of the two rivers run side by side without mixing.

2014年7月23日 · The Rio Negro, as the name implies, is a river of water that looks nearly black. It is relatively clear of sediment but has obtained its tea-like color from large quantities of plant material...

The Rio Negro is a river which flows through the Amazon rainforest in north-western Brazil, in the state of Amazonas. It is the largest blackwater river in the world. It is called Negro (Spanish and Portuguese for "black") because its waters are colored by particles of humus, which make them look much like tea. [1][2]

Negro River, major tributary of the Amazon. It originates in several headstreams, including the Vaupés (Mapés) and the Guainía, which rise in the rain forest of eastern Colombia. The Guainía flows east and then arches northeast and southeast, forming the Colombian–Venezuelan border.

2025年1月25日 · The Rio Negro is the largest blackwater river in the world and despite the coloration, the water contains little sediment and ranks as one of the cleanest rivers on Earth. Not only one of the main Amazon tributaries, the Rio Negro is also one of the world’s largest rivers in terms of discharge.

The Rio Negro river, which is visible in black, is the largest of the Amazon Basin’s tributaries and the world’s largest black river. It is located east of Bagé and rises in Brazil’s southern highlands along the Rio Negro River, which is also known as the …

Deep in the heart of the Amazon Rainforest is one such natural wonder: The Meeting of the Waters. The Meeting of the Waters is quite a spectacle to behold and it happens in Manaus, an Amazon city in Brazil. This is where the waters of the Rio Negro and the Amazon River, also known as Rio Solimões, meet.

Rio Negro (Portuguese: Rio Negro, Spanish: Río Negro, English: Black River) is the largest left tributary of the Amazon and the largest blackwater river in the world. It has its sources along the watershed between the Orinoco and the Amazon basins, and also connects with the Orinoco by way of the Casiquiare canal.

2012年9月8日 · The black-tea water from the Colombian hills and interior jungles is nearly sediment-free and colored by decayed leaf and plant matter; it bears the name Rio Negro. Where the two rivers meet, east of Manaus, Brazil, they flow side by side within the same channel for several kilometers.