Semantic search
- Velaka Basin
- Maroni Basin
- Loes Basin
- Venta Basin
- Utamboni Basin
- St. John Basin (Africa)
- Changuinola Basin
- Skagit Basin
- Kaladan Basin
- An Nahr Al Kabir Basin
- Tarim Basin
- Oulu Basin
- Czech Republic
- Cavally Basin
- Murgab Basin
- St. Croix Basin
- Colorado-Corredores Basin
- Danube River
- Buzi Basin
- Coatan Achute Basin
- Samur Basin
- French Guiana
- Tumbes Basin
- Umbeluzi Basin
- Mana-Morro Basin
- Bidasoa Basin
- Wiedau Basin
- Vijose Basin
- San Juan Basin
- Tigris-Euphrates (Shatt al Arab) Basin
- Candelaria Basin
- Vistula (Wista) Basin
- Chiriqui Basin
- Catatumbo Basin
- Olanga Basin
- Oueme Basin
- Comau Basin
- Danube Basin
- Baker Basin
- Bann Basin
- Whiting Basin
- Paz Basin
- Oder Basin
- Cross Basin
- Maputo Basin
- Dnieper Basin
- Atui Basin
- Thukela Basin
- Chico (Carmen Silva) Basin
- Daoura Basin
- Courantyne (Corantijn) Basin
- Orinoco Basin
- Geba Basin
- Amazon Basin
- St. Paul Basin
- Nestos Basin
- Gauja Basin
- Fly Basin
- Salween Basin
- Shu-Chu Basin
- Patia Basin
- Rio Grande Basin (South America)
- Nyanga Basin
- Aral Sea Basin
- Lauca-Cancoso Basin
- Fraser Basin
- Alsek Basin
- Castletown Basin
- Tafna Basin
- Garonne Basin
- Kemi Basin
- Convention on the Protection of the Rhine
- Haiti
- Ivory Coast
- Chad
- Treaty on the establishment and functioning of the joint water commission between the government of the Republic of South Africa and the government of the Kingdom of Swaziland
- Syria
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- Azerbaijan
- Argentina
- Afghanistan
- Gambia
- Russia
- Lake Prespa Basin
- Coco (Segovia) Basin
- Kunene Basin
- Tjeroaka-Wanggoe Basin
- Kogilnik Basin
- Great Scarcies Basin