Such a subject is too large to cover reasonably here - the links below will give much information.
The smallest Amazon tributary is the Maranon River.
The Amazon river meets the Pacific ocean. The place where the river meets the ocean is the tributary. The Amazon tributary is gigantic.Let's follow the left tributary to it's source.I'm not sure of the name of the Amazon River's largest tributary.
the amazon
No, the Potaro River in Guyana, South America is a tributary of the Essequibo River.
The Negro River is a tributary of the Amazon River in South America. It is one of the largest tributaries of the Amazon and plays an important role in the overall hydrology of the region.
river system
Xingu
The Juruá River is a southern tributary of the Amazon River in Brazil.
Madeira river is in the South America, an important tributary of Amazon.
Xaravarandao
It is a tributary of the River Amazon. It rises in Equador
Tributaries; They contribute to the river system.