 Index
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Large Rivers
Nearctic
- Colorado River - United States, Mexico
Neotropical
- Varzea & Igap— Freshwater Ecosystems - Brazil, Peru, Colombia,
Venezuela
- Brazilian Shield Amazonian Rivers & Streams - Brazil, Bolivia
Afrotropical
- Zaire/Congo River - Zaire, Congo, Angola
Indo-Malayan
- Mekong & Salween River Basins - Cambodia, Vietnam, Laos, Myanmar,
Thailand, China
- Central Yangtze River & Lakes - China
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