- National Wetlands Inventory Homepage
- "The National Wetlands Inventory Project was established to generate information about the characteristics, extent, and status of the Nation's (U.S,) wetlands and deepwater habitats." NWI Products and Services, Download Data, Map Status, GIS Branch of Habitat Assessment, Ecology Section, Educators, Other Related Sites, and Reports and Publications.
- National Wildlife Federation: Wetlands
- A page with freshwater and saltwater wetland descriptions, a glossary and many activities for K-8 students
- Wetlands of Canada
- Links to information about Canadian wetlands and the relationships with other wetlands in North America. Also Includes information on wetlands in the specific regions of Canada.
- Wetlands International: Africa, Europe, Middle East (AEME)
- "Wetlands International is the world's leading non-profit organisation concerned with the conservation of wetlands and wetland species. It comprises a global network of governmental and non-governmental experts working on wetlands. Activities are undertaken in more than 120 countries worldwide." Goals, Programmes, Projects, News, Diary dates, Ramsar Database, Links, Publications, and more.
- WetNet- The Wetlands Network Homepage
- Profiles of the leading organizations and people in wetland conservation, What are wetlands?, Wetlands of Canada, All about Shorebirds, Virtual Birding, Wetland Tours, World Wetland Day, and a Bird Gallery.