Entry to biomonitoring projects studying the status and trends of the nation's environmental resources and programs studying amphibians and birds. Links to long-term programs, resources and references, and related links.
Programs developed at Patuxent Research Center (PWRC) and elsewhere for the analysis of animal populations for wildlife biologists and managers with downloadable software, source, and users' manuals.
Report prepared for the U.S. Fish and Wildlife Service with descriptions of exotic aquatic species introduced in the southeast United States with information on populations, geographic distribution, and origins.
Links to information on species of frogs, toads, and salamanders located in the southeastern United States and the U.S. Virgin Islands, with information on appearance, habitats, calls, and status, plus photos, glossary, and provisional data.
Fact sheet (PDF format) on amphibians in Olympic National Park and overview of the habitat, the decline in populations, and rare amphibians in the Pacific Northwest including the giant salamander and tailed frog.
Description of a research project that evaluated environmental contaminants and their effects on species and lands under stewardship of the Department of the Interior.
Article from Wildlife Monographs no. 100 (1988) on the relationships of wetland habitat dynamics and life history to the breeding distributions of the various species of ducks with information on research methods and references.
Comprehensive bibliography on the ecology, conservation, and management of North American waterfowl and their wetland habitats. Facilitates searching or downloading as *.zip files and use with ProCite utility.