By Drainage Basin

• Amazon River
  Amazon River
  The Amazon of South America is the second longest river in the world and by far the largest by waterflow with an average discharge greater than the next seven largest rivers combined...
  
   (includes Solimões
  Solimões
  Solimões is the name often given to early stretches of the Amazon River from the border of Brazil and Peru to its confluence with the Rio Negro.Further upstream from the border, the name of the river seems to depend on the speaker...
  
  )
  • Tapajós River
    Tapajós
    The Tapajós, a Brazilian river running through a humid and hot valley, pours into the Amazon River 500 miles above Pará and is about 1200 miles long.It rises on the lofty Brazilian plateau near Diamantino in 14 degrees 25' south latitude...
    
    
    • Juruena River
      Juruena River
      The Juruena River is a 1240 km long river in west-central Brazil, in the state of Mato Grosso. For the last 190 km of its lower part the river becomes the border between the states Mato Grosso and Amazonas...
      
      
  • Nhamundá River
    Nhamundá River
    Nhamundá River is a river forming part of the border between the Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
    
    
    • Piratucu River
      Piratucu River
      Piratucu River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Mamuru River
    Mamuru River
    Mamuru River is a river of Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
    
    
    • Uaicurapa River
      Uaicurapa River
      Uaicurapa River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Andirá River
  • Paraná Urariá
    Paraná Urariá
    Paraná Urariá is a river of Amazonas state in north-western Brazil.-References:*...
    
     (Amazon and Madeira side channel)
    • Maués Açu River
      Maués Açu River
      Maués Açu River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Urupadi River
        Urupadi River
        Urupadi River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Amanã River
        Amanã River
        Amanã River is a river of Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
        
        
      • Paracori River
        Paracori River
        Paracori River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Parauari River
        Parauari River
        Parauari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Apoquitaua River
      Apoquitaua River
      Apoquitaua River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Paraconi River
      Paraconi River
      Paraconi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Abacaxis River
      Abacaxis River
      The Abacaxis River is a river in Brazil that passes through Lake Guaribas before joining the Rio Madeira, a tributary of the Amazon....
      
      
      • Marimari River
        Marimari River
        Marimari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Canumã River
      Canumã River
      Canumã River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Mapiá Grande River
        Mapiá Grande River
        Mapiá Grande River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Acari River
        Acari River (Amazonas)
        Acari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Camaiú River
        Camaiú River
        Camaiú River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Sucunduri River
        Sucunduri River
        Sucunduri River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
  • Uatumã River
    Uatumã River
    The Uatumã River is a river flowing through the state of Amazonas in the Manaus area of Brazil.A tributary of the Amazon River, it is known for its extensive peacock population. ....
    
    
    • Jatapu River
      Jatapu River
      Jatapu River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Capucapu River
        Capucapu River
        Capucapu River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Pitinga River
      Pitinga River
      Pitinga River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Urubu River
    Urubu River (Amazonas)
    Urubu River is a river in Amazonas state in north-western Brazil. It is a tributary of the Amazon River, and it branches to the north . It is a black-water river....
    
    
  • Madeira River
    Madeira River
    The Madeira River is a major waterway in South America, approximately 3,250 km miles long The Madeira is the biggest tributary of the Amazon...
    
    
    • Prêto do Igapó-Açu River
      Prêto do Igapó-Açu River
      Prêto do Igapó-Açu River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Autaz-mirim River
        Autaz-mirim River
        Autaz-mirim River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Tupana River
        Tupana River
        Tupana River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Matupiri River
        Matupiri River
        Matupiri River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Luna River
        Luna River (Brazil)
        Luna River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Aripuanã River
      Aripuanã River
      Aripuanã River is a river of Amazonas and Mato Grosso states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
      
      
      • Arauá River
        Arauá River (Aripuanã River)
        Arauá River is a river of Amazonas state in north-western Brazil. It is a tributary of the Aripuanã River.-References:*...
        
        
      • Juma River
        Juma River
        Juma River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Roosevelt River
        Roosevelt River
        The Roosevelt River is a Brazilian river. It begins in the state of Rondônia and winds for about 400 miles until it joins the Aripuanã River, which then flows into the Madeira River, thence into the Amazon.-History and exploration:Formerly called Rio da Dúvida , the river is named after Theodore...
        
        
        • Madeirinha River
          Madeirinha River
          Madeirinha River is a river of Amazonas and Mato Grosso states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
          
          
      • Guaribe River
        Guaribe River
        Guaribe River is a river of Amazonas and Mato Grosso states in western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
        
        
      • Maracanã River
        Maracanã River (Amazonas)
        Maracanã River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Mataurá River
      Mataurá River
      Mataurá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Uruá River
        Uruá River
        Uruá River is a river of Amazonas state in north-western Brazil.The river is located between the Negro River and the Amazon River. The river has been tested for populations of giant otter.-References:*...
        
        
    • Manicoré River
      Manicoré River
      Manicoré River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Jatuarana River
        Jatuarana River
        Jatuarana River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Dos Marmelos River
      Dos Marmelos River
      Dos Marmelos River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Maici River
        Maici River
        Maici River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Sepoti River
        Sepoti River
        Sepoti River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Ipixuna River
      Ipixuna River (Madeira River)
      Ipixuna River is a river of Amazonas state in northwestern Brazil.-References:*...
      
      
  • Preto da Eva River
    Preto da Eva River
    Preto da Eva River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Rio Negro
    • Cuieiras River
      Cuieiras River
      Cuieiras River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Apuaú River
      Apuaú River
      Apuaú River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Paduari River
      Paduari River
      Paduari River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Camanaú River
      Camanaú River
      Camanaú River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Curiuaú River
        Curiuaú River
        Curiuaú River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Jaú River
      Jaú River (Amazonas)
      Jaú River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Carabinarni River
        Carabinarni River
        Carabinarni River is a river in the Amazonas state in north-western Brazil.-References:*...
        
        
    • Unini River
      Unini River
      Unini River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Papagaio River
        Papagaio River (Amazonas)
        Papagaio River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Pauini River
        Pauini River (Unini River)
        Pauini River is a river of Amazonas state in north-western Brazil. It is a tributary of the Unini River.-References:*...
        
        
        • Guariba River
          Guariba River
          Guariba River is a river of Amazonas state in north-western Brazil.-References:*...
          
          
      • Arara River
      • Preto River
        Preto River (Unini River)
        Preto River is a river of Amazonas state in north-western Brazil. It is a tributary of the Unini River.-References:*...
        
        
    • Jauaperi River
      Jauaperi River
      Jauaperi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Alalaú River
        Alalaú River
        Alalaú River is a river forming part of the border between the Amazonas and Roraima states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Roraima-References:*...
        
        
    • Jufari River
      Jufari River
      Jufari River is a river forming part of the border between Amazonas and Roraima states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Roraima-References:*...
      
      
    • Caurés River
      Caurés River
      Caurés River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Cuini River
      Cuini River
      Cuini River is a river in the Amazonas state of north-western Brazil.-References:*...
      
      
    • Demini River
      • Araçá River
        Araçá River
        Araçá River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
        • Curuduri River
          Curuduri River
          Curuduri River is a river of Amazonas state in north-western Brazil.-References:*...
          
          
        • Marari River
          Marari River
          Marari River is a river of Amazonas state in north-western Brazil.-References:*...
          
          
      • Toototobi River
    • Ararirá River
      Ararirá River
      Ararirá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Padauari River
      Padauari River
      Padauari River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Preto River
        Preto River (Padauari River)
        Preto River is a river of Amazonas state in north-western Brazil. It is a tributary of the Padauari River.-References:*...
        
        
    • Daraá River
      Daraá River
      Daraá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Urubaxi River
      Urubaxi River
      Urubaxi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Uneiuxi River
      Uneiuxi River
      Uneiuxi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Tea River
      Tea River
      Tea River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Marauiá River
      Marauiá River
      Marauiá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Cauaburi River
      Cauaburi River
      Cauaburi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Maiá River
        Maiá River
        Maiá River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Marié River
      Marié River
      Marié River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Iá River
        Iá River
        Iá River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Curicuriari River
      Curicuriari River
      Curicuriari River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Uaupés River
      Vaupés River
      Vaupés River is a tributary of the Rio Negro in South America. It arises in the Guaviare Department of Colombia, flowing east through Guaviare and Vaupés Departments. It forms part of the international border between Colombia and the Amazonas state of Brazil. On the border it merges with the...
      
      
      • Papuri River
        Papuri River
        Papurí River is a river in South America. It emerges in the Vaupés Department of Colombia and flows east, forming part of the international boundary between Colombia and the Amazonas state of Brazil. On the border, it flows into the Uaupés River.-References:...
        
        
    • Içana River
      Içana River
      Içana River is a tributary of the Rio Negro in South America. The river arises in the Guaviare Department of Colombia, where it is known as the Isana. It flows east and forms a short part of the international boundary between Colombia and Brazil...
      
      
      • Cubate River
        Cubate River
        Cubate River is a river of Amazonas state in northwestern Brazil.-References:*...
        
        
      • Cuiari River
        Cuiari River
        Cuiari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Aiari River
        Aiari River
        Aiari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Xié River
      Xié River
      Xié River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Manacapuru River
    Manacapuru River
    Manacapuru River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Purus River
    • Jari River
    • Ipixuna River
      Ipixuna River (Purus River)
      Ipixuna River or Paranápixuna River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Itaparaná River
        Itaparaná River
        Itaparaná River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Jacaré River
      Jacaré River (Purus River)
      Jacaré River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Tapauá River
      Tapauá River
      Tapauá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Cuniuá River
        Cuniuá River
        Cuniuá River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
        • Pinhuã River
          Pinhuã River
          Pinhuã River is a river of Amazonas state in north-western Brazil.-References:*...
          
          
    • Mucum River
      Mucum River
      Mucum River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Açuã River
        Açuã River
        Açuã River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Umari River
      Umari River
      Umari River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Paciá River
      Paciá River
      Paciá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Ituxi River
      Ituxi River
      Ituxi River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Jamicia River
        Jamicia River
        Jamicia River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Arauã River
        Arauã River
        Arauã River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Ciriquiri River
        Ciriquiri River
        Ciriquiri River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Curuquetê River
        Curuquetê River
        Curuquetê River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
        • Coti River
          Coti River
          Coti River is a river of Amazonas state in north-western Brazil.-References:*...
          
          
      • Endimari River
        Endimari River
        Endimari River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Sepatini River
      Sepatini River
      Sepatini River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Tumiã River
      Tumiã River
      Tumiã River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Mamoriá River
      Mamoriá River
      Mamoriá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Seruini River
      Seruini River
      Seruini River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Pauini River
      Pauini River (Purus River)
      Pauini River is a river of Amazonas state in north-western Brazil. It is a tributary of the Purus River.-References:*...
      
      
      • Atucatiquini River
        Atucatiquini River
        Atucatiquini River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Muaco River
        Muaco River
        Muaco River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Inauini River
      Inauini River
      Inauini River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Acre River
      • Atimari River
        Atimari River
        Atimari River is a river of Acre and Amazonas states in western Brazil.-References:*...
        
        
      • Andirá River
        Andirá River (Acre River)
        Andirá River is a river of Acre and Amazonas states in western Brazil.-References:*...
        
        
    • Iaco River
      Iaco River
      Iaco River is a river of Acre and Amazonas states in western Brazil.-References:*...
      
      
  • Piorini River
    Piorini River
    Piorini River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
    • Badajós River
      Badajós River
      Badajós River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Mamiá River
    Mamiá River (Amazonas)
    Mamiá River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Coari River
    Coari River
    Coari River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
    • Arauá River
      Arauá River (Coari River)
      Arauá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Urucu River
      Urucu River
      Urucu River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Itanhauá River
      Itanhauá River
      Itanhauá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Tefé River
    Tefé River
    Tefé River is a river of Amazonas state in north-western Brazil. It is a tributary of the Amazon, which it meets at the city of Tefé.-References:*...
    
    
  • Japurá River
    Japurá River
    The Japurá River or Caquetá River is a river about long rising as the Caquetá River in the Andes in the Southwest of Colombia. It flows southeast into Brazil, where it is called the Japurá. The Japurá enters the Amazon River through a network of channels...
    
    
    • Atiparaná River
      Atiparaná River
      Atiparaná River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Mapari River
      Mapari River
      Mapari River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Juami River
      Juami River
      Juami River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Puruê River
      Puruê River
      Puruê River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Traira River
  • Uarini River
    Uarini River
    Uarini River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Juruá River
    • Mineruázinho River
      Mineruázinho River
      Mineruázinho River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Xeruã River
      Xeruã River
      Xeruã River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Tarauacá River
      Tarauacá River
      Tarauacá River is a river of Amazonas and Acre states in western Brazil.-References:*...
      
      
      • Itucumã River
        Itucumã River
        Itucumã River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Envira River
        Envira River
        Envira River is a river of Acre and Amazonas states in western Brazil.-References:*...
        
        
        • Jurupari River
          Jurupari River
          Jurupari River is a river of Acre and Amazonas states in western Brazil.-References:*...
          
          
      • Acurauá River
        Acurauá River
        Acurauá River is a river of Acre and Amazonas states in western Brazil.-References:*...
        
        
    • Eiru River
      Eiru River
      Eiru River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Gregório River
      Gregório River (Amazonas)
      Gregório River is a river of Amazonas and Acre states in western Brazil.One of the main tributaries is the River Juruá, which runs through the Brazilian states of Acre and Amazonas. It has a length total of 350 km.-References:*...
      
      
    • Liberdade River
      Liberdade River (Juruá River)
      Liberdade River is a river of Acre and Amazonas states in western Brazil.-References:*...
      
      
    • Ipixuna River
      Ipixuna River (Juruá River)
      Ipixuna River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Jutai River
    Jutai River
    Jutai River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
    • Copatana River
      Copatana River
      Copatana River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Riozinho River
      Riozinho River (Amazonas)
      Riozinho River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Biá River
      Biá River
      Biá River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Pati River
      Pati River
      Pati River is a river of Amazonas state in north-western Brazil.-References:*...
      
       (Bóia River)
    • Mutum River
      Mutum River (Amazonas)
      Mutum River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
    • Jutaizinho River
      Jutaizinho River
      Jutaizinho River is a river of Amazonas state in north-western Brazil. This river has been the setting of many battles between natives and the Spanish. Young girls were also thrown into the river as sacrifices for the gods.-References:*...
      
      
  • Tonantins River
    Tonantins River
    Tonantins River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Içá River
    Putumayo River
    The Içá or Putumayo River is one of the tributaries of the Amazon River, west of and parallel to the Yapura. It forms part of Colombia's border with Ecuador, as well as most of the frontier with Peru...
    
    
    • Pureté River
      Pureté River
      Pureté River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
  • Jandiatuba River
    Jandiatuba River
    Jandiatuba River is a river of Amazonas state in north-western Brazil.-References:*...
    
    
  • Javary River
    • Ituí River
      Ituí River
      Ituí River is a river of Amazonas state in north-western Brazil.-References:*...
      
      
      • Quixito River
        Quixito River
        Quixito River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Itaquai River
        Itaquai River
        Itaquai River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Curuçá River
      Curuçá River
      Curuçá River is a river of Amazonas state in north-western Brazil. On August 13, 1930 the area near latitude 5° S and longitude 71.5° W experienced an unexplained explosion event with a yield estimated at between 0.1–1.0 megatonne of TNT ....
      
      
      • Pardo River
        Pardo River (Amazonas)
        Pardo River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
      • Arrojo River
        Arrojo River
        Arrojo River is a river of Amazonas state in north-western Brazil.-References:*...
        
        
    • Jaquirana River
      Jaquirana River
      Jaquirana River is a river of Amazonas state in north-western Brazil.-References:*...
      
      

Alphabetically

• Abacaxis River
  Abacaxis River
  The Abacaxis River is a river in Brazil that passes through Lake Guaribas before joining the Rio Madeira, a tributary of the Amazon....
  
  
• Acari River
  Acari River (Amazonas)
  Acari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Acre River
• Açuã River
  Açuã River
  Açuã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Acurauá River
  Acurauá River
  Acurauá River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Aiari River
  Aiari River
  Aiari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Alalaú River
  Alalaú River
  Alalaú River is a river forming part of the border between the Amazonas and Roraima states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Roraima-References:*...
  
  
• Amanã River
  Amanã River
  Amanã River is a river of Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
  
  
• Amazon River
  Amazon River
  The Amazon of South America is the second longest river in the world and by far the largest by waterflow with an average discharge greater than the next seven largest rivers combined...
  
  
• Andirá River
  Andirá River (Acre River)
  Andirá River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Andirá River
• Apoquitaua River
  Apoquitaua River
  Apoquitaua River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Apuaú River
  Apuaú River
  Apuaú River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Araçá River
  Araçá River
  Araçá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Arara River
• Ararirá River
  Ararirá River
  Ararirá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Arauá River
  Arauá River (Aripuanã River)
  Arauá River is a river of Amazonas state in north-western Brazil. It is a tributary of the Aripuanã River.-References:*...
  
  
• Arauá River
  Arauá River (Coari River)
  Arauá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Arauã River
  Arauã River
  Arauã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Aripuanã River
  Aripuanã River
  Aripuanã River is a river of Amazonas and Mato Grosso states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
  
  
• Arrojo River
  Arrojo River
  Arrojo River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Atimari River
  Atimari River
  Atimari River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Atiparaná River
  Atiparaná River
  Atiparaná River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Atucatiquini River
  Atucatiquini River
  Atucatiquini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Autaz-mirim River
  Autaz-mirim River
  Autaz-mirim River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Badajós River
  Badajós River
  Badajós River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Biá River
  Biá River
  Biá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Camaiú River
  Camaiú River
  Camaiú River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Camanaú River
  Camanaú River
  Camanaú River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Canumã River
  Canumã River
  Canumã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Capucapu River
  Capucapu River
  Capucapu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Carabinarni River
  Carabinarni River
  Carabinarni River is a river in the Amazonas state in north-western Brazil.-References:*...
  
  
• Cauaburi River
  Cauaburi River
  Cauaburi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Caurés River
  Caurés River
  Caurés River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Ciriquiri River
  Ciriquiri River
  Ciriquiri River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Coari River
  Coari River
  Coari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Copatana River
  Copatana River
  Copatana River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Coti River
  Coti River
  Coti River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Cubate River
  Cubate River
  Cubate River is a river of Amazonas state in northwestern Brazil.-References:*...
  
  
• Cuiari River
  Cuiari River
  Cuiari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Cuieiras River
  Cuieiras River
  Cuieiras River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Cuini River
  Cuini River
  Cuini River is a river in the Amazonas state of north-western Brazil.-References:*...
  
  
• Cuniuá River
  Cuniuá River
  Cuniuá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Curicuriari River
  Curicuriari River
  Curicuriari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Curiuaú River
  Curiuaú River
  Curiuaú River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Curuçá River
  Curuçá River
  Curuçá River is a river of Amazonas state in north-western Brazil. On August 13, 1930 the area near latitude 5° S and longitude 71.5° W experienced an unexplained explosion event with a yield estimated at between 0.1–1.0 megatonne of TNT ....
  
  
• Curuduri River
  Curuduri River
  Curuduri River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Curuquetê River
  Curuquetê River
  Curuquetê River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Daraá River
  Daraá River
  Daraá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Demini River
• Eiru River
  Eiru River
  Eiru River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Endimari River
  Endimari River
  Endimari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Envira River
  Envira River
  Envira River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Gregório River
  Gregório River (Amazonas)
  Gregório River is a river of Amazonas and Acre states in western Brazil.One of the main tributaries is the River Juruá, which runs through the Brazilian states of Acre and Amazonas. It has a length total of 350 km.-References:*...
  
  
• Guariba River
  Guariba River
  Guariba River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Guaribe River
  Guaribe River
  Guaribe River is a river of Amazonas and Mato Grosso states in western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
  
  
• Iá River
  Iá River
  Iá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Iaco River
  Iaco River
  Iaco River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Içá River
  Putumayo River
  The Içá or Putumayo River is one of the tributaries of the Amazon River, west of and parallel to the Yapura. It forms part of Colombia's border with Ecuador, as well as most of the frontier with Peru...
  
  
• Içana River
  Içana River
  Içana River is a tributary of the Rio Negro in South America. The river arises in the Guaviare Department of Colombia, where it is known as the Isana. It flows east and forms a short part of the international boundary between Colombia and Brazil...
  
  
• Inauini River
  Inauini River
  Inauini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Ipixuna River
  Ipixuna River (Juruá River)
  Ipixuna River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Ipixuna River
  Ipixuna River (Madeira River)
  Ipixuna River is a river of Amazonas state in northwestern Brazil.-References:*...
  
  
• Ipixuna River
  Ipixuna River (Purus River)
  Ipixuna River or Paranápixuna River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Itanhauá River
  Itanhauá River
  Itanhauá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Itaparaná River
  Itaparaná River
  Itaparaná River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Itaquai River
  Itaquai River
  Itaquai River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Itucumã River
  Itucumã River
  Itucumã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Ituí River
  Ituí River
  Ituí River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Ituxi River
  Ituxi River
  Ituxi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jacaré River
  Jacaré River (Purus River)
  Jacaré River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jamicia River
  Jamicia River
  Jamicia River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jandiatuba River
  Jandiatuba River
  Jandiatuba River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Japurá River
  Japurá River
  The Japurá River or Caquetá River is a river about long rising as the Caquetá River in the Andes in the Southwest of Colombia. It flows southeast into Brazil, where it is called the Japurá. The Japurá enters the Amazon River through a network of channels...
  
  
• Jaquirana River
  Jaquirana River
  Jaquirana River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jari River
• Jatapu River
  Jatapu River
  Jatapu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jatuarana River
  Jatuarana River
  Jatuarana River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jaú River
  Jaú River (Amazonas)
  Jaú River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jauaperi River
  Jauaperi River
  Jauaperi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Javary River
• Juami River
  Juami River
  Juami River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jufari River
  Jufari River
  Jufari River is a river forming part of the border between Amazonas and Roraima states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Roraima-References:*...
  
  
• Juma River
  Juma River
  Juma River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Juruá River
• Juruena River
  Juruena River
  The Juruena River is a 1240 km long river in west-central Brazil, in the state of Mato Grosso. For the last 190 km of its lower part the river becomes the border between the states Mato Grosso and Amazonas...
  
  
• Jurupari River
  Jurupari River
  Jurupari River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Jutai River
  Jutai River
  Jutai River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Jutaizinho River
  Jutaizinho River
  Jutaizinho River is a river of Amazonas state in north-western Brazil. This river has been the setting of many battles between natives and the Spanish. Young girls were also thrown into the river as sacrifices for the gods.-References:*...
  
  
• Liberdade River
  Liberdade River (Juruá River)
  Liberdade River is a river of Acre and Amazonas states in western Brazil.-References:*...
  
  
• Luna River
  Luna River (Brazil)
  Luna River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Madeira River
  Madeira River
  The Madeira River is a major waterway in South America, approximately 3,250 km miles long The Madeira is the biggest tributary of the Amazon...
  
  
• Madeirinha River
  Madeirinha River
  Madeirinha River is a river of Amazonas and Mato Grosso states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Mato Grosso-References:*...
  
  
• Maiá River
  Maiá River
  Maiá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Maici River
  Maici River
  Maici River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mamiá River
  Mamiá River (Amazonas)
  Mamiá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mamoriá River
  Mamoriá River
  Mamoriá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mamuru River
  Mamuru River
  Mamuru River is a river of Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
  
  
• Manacapuru River
  Manacapuru River
  Manacapuru River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Manicoré River
  Manicoré River
  Manicoré River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mapari River
  Mapari River
  Mapari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mapiá Grande River
  Mapiá Grande River
  Mapiá Grande River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Maracanã River
  Maracanã River (Amazonas)
  Maracanã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Marari River
  Marari River
  Marari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Marauiá River
  Marauiá River
  Marauiá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Marié River
  Marié River
  Marié River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Marimari River
  Marimari River
  Marimari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Dos Marmelos River
  Dos Marmelos River
  Dos Marmelos River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mataurá River
  Mataurá River
  Mataurá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Matupiri River
  Matupiri River
  Matupiri River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Maués Açu River
  Maués Açu River
  Maués Açu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mineruázinho River
  Mineruázinho River
  Mineruázinho River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Muaco River
  Muaco River
  Muaco River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mucum River
  Mucum River
  Mucum River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Mutum River
  Mutum River (Amazonas)
  Mutum River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Rio Negro
• Nhamundá River
  Nhamundá River
  Nhamundá River is a river forming part of the border between the Amazonas and Pará states in north-western Brazil.-See also:*List of rivers of Amazonas*List of rivers of Pará-References:*...
  
  
• Paciá River
  Paciá River
  Paciá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Padauari River
  Padauari River
  Padauari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Paduari River
  Paduari River
  Paduari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Papagaio River
  Papagaio River (Amazonas)
  Papagaio River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Papuri River
  Papuri River
  Papurí River is a river in South America. It emerges in the Vaupés Department of Colombia and flows east, forming part of the international boundary between Colombia and the Amazonas state of Brazil. On the border, it flows into the Uaupés River.-References:...
  
  
• Paraconi River
  Paraconi River
  Paraconi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Paracori River
  Paracori River
  Paracori River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Paraná Urariá
  Paraná Urariá
  Paraná Urariá is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Parauari River
  Parauari River
  Parauari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Pardo River
  Pardo River (Amazonas)
  Pardo River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Pati River
  Pati River
  Pati River is a river of Amazonas state in north-western Brazil.-References:*...
  
   (Bóia River)
• Pauini River
  Pauini River (Purus River)
  Pauini River is a river of Amazonas state in north-western Brazil. It is a tributary of the Purus River.-References:*...
  
  
• Pauini River
  Pauini River (Unini River)
  Pauini River is a river of Amazonas state in north-western Brazil. It is a tributary of the Unini River.-References:*...
  
  
• Pinhuã River
  Pinhuã River
  Pinhuã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Piorini River
  Piorini River
  Piorini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Piratucu River
  Piratucu River
  Piratucu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Pitinga River
  Pitinga River
  Pitinga River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Preto River
  Preto River (Padauari River)
  Preto River is a river of Amazonas state in north-western Brazil. It is a tributary of the Padauari River.-References:*...
  
  
• Preto River
  Preto River (Unini River)
  Preto River is a river of Amazonas state in north-western Brazil. It is a tributary of the Unini River.-References:*...
  
  
• Preto da Eva River
  Preto da Eva River
  Preto da Eva River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Prêto do Igapó-Açu River
  Prêto do Igapó-Açu River
  Prêto do Igapó-Açu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Pureté River
  Pureté River
  Pureté River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Puruê River
  Puruê River
  Puruê River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Purus River
• Quixito River
  Quixito River
  Quixito River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Riozinho River
  Riozinho River (Amazonas)
  Riozinho River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Roosevelt River
  Roosevelt River
  The Roosevelt River is a Brazilian river. It begins in the state of Rondônia and winds for about 400 miles until it joins the Aripuanã River, which then flows into the Madeira River, thence into the Amazon.-History and exploration:Formerly called Rio da Dúvida , the river is named after Theodore...
  
  
• Sepatini River
  Sepatini River
  Sepatini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Sepoti River
  Sepoti River
  Sepoti River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Seruini River
  Seruini River
  Seruini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Sucunduri River
  Sucunduri River
  Sucunduri River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Tapajós River
  Tapajós
  The Tapajós, a Brazilian river running through a humid and hot valley, pours into the Amazon River 500 miles above Pará and is about 1200 miles long.It rises on the lofty Brazilian plateau near Diamantino in 14 degrees 25' south latitude...
  
  
• Tapauá River
  Tapauá River
  Tapauá River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Tarauacá River
  Tarauacá River
  Tarauacá River is a river of Amazonas and Acre states in western Brazil.-References:*...
  
  
• Tea River
  Tea River
  Tea River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Tefé River
  Tefé River
  Tefé River is a river of Amazonas state in north-western Brazil. It is a tributary of the Amazon, which it meets at the city of Tefé.-References:*...
  
  
• Tonantins River
  Tonantins River
  Tonantins River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Toototobi River
• Traira River
• Tumiã River
  Tumiã River
  Tumiã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Tupana River
  Tupana River
  Tupana River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Uaicurapa River
  Uaicurapa River
  Uaicurapa River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Uarini River
  Uarini River
  Uarini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Uatumã River
  Uatumã River
  The Uatumã River is a river flowing through the state of Amazonas in the Manaus area of Brazil.A tributary of the Amazon River, it is known for its extensive peacock population. ....
  
  
• Uaupés River
  Vaupés River
  Vaupés River is a tributary of the Rio Negro in South America. It arises in the Guaviare Department of Colombia, flowing east through Guaviare and Vaupés Departments. It forms part of the international border between Colombia and the Amazonas state of Brazil. On the border it merges with the...
  
  
• Umari River
  Umari River
  Umari River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Uneiuxi River
  Uneiuxi River
  Uneiuxi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Unini River
  Unini River
  Unini River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Uruá River
  Uruá River
  Uruá River is a river of Amazonas state in north-western Brazil.The river is located between the Negro River and the Amazon River. The river has been tested for populations of giant otter.-References:*...
  
  
• Urubaxi River
  Urubaxi River
  Urubaxi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Urubu River
  Urubu River (Amazonas)
  Urubu River is a river in Amazonas state in north-western Brazil. It is a tributary of the Amazon River, and it branches to the north . It is a black-water river....
  
  
• Urucu River
  Urucu River
  Urucu River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Urupadi River
  Urupadi River
  Urupadi River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Xeruã River
  Xeruã River
  Xeruã River is a river of Amazonas state in north-western Brazil.-References:*...
  
  
• Xié River
  Xié River
  Xié River is a river of Amazonas state in north-western Brazil.-References:*...