Region
Australia
6
Egypt
3
Madagascar
3
Everglades
2
Florida
2
Africa
1
Asia
1
Belize
1
Botswana
1
Costa Rica
1
Cuba
1
Dominican Republic
1
Everglades (Fla.)
1
Liberia
1
Nile River
1
Oceania
1
Orinoco River (Venezuela and Colombia)
1
Papua New Guinea
1
Paris (France)
1
Senegal
1
Sepik River (Indonesia and Papua New Guinea)
1
Venezuela
1