COSTA RICA
- Reventazon River, 1980
- Pacuare River, 1980
PANAMA
- Santa Maria River, 1980
- Chirigui River, 1980
ECUADOR
- Napo River, 1980
- Aguarico River, 1980
PERU
- Maranon River, 1981
- Colca River, 1981
- Apurimac River, 1981
- Vilcanota River, 1981
ARGENTINA
MEXICO
- Amacuzac River, 1979
- Balsas River, 1979
- Mixtexo River, 1979
- Pescados River, 1979
- Atoyac River, 1980
- Moctezuma River, 1979
- Santa Maria River, 1979
- Rio Grande de Santiago, 1979
USA
- Marble Canyon, 1979
- Wind River, 1979
GUATEMALA
NICARAGUA
- Rio Grande de Matagalpa, 1980
