- Home
- About S&T
- Taxa/Organisms
- Ecosystems
- Issues
- Methods & Tools
- Reports & Publications
- Location
- Search
Publisher: USGS | Science Center: Patuxent Wildlife Research Center (PWRC, Laurel) | Format: URL
www.pwrc.usgs.gov — From the website: "This website provides a resource for learning breeding calls of frogs and toads in the eastern United States and Canada. This site provides links to a frog call lookup tool, public quizzes for identifying frog calls in states and provinces through amphibian monitoring programs such as Frogwatch USA, NAAMP, Parks/Refuges by More...
Publisher: USGS | Science Center: Patuxent Wildlife Research Center (PWRC, Laurel) | Format: URL
www.pwrc.usgs.gov — Amphibian Research and Monitoring Initiative (ARMI) is designed to determine where populations of amphibians are present, to monitor specific Apex populations, and to investigate potential causes of amphibian declines, diseases, and malformations. The Northeast Region of ARMI encompasses thirteen states (Connecticut, Delaware, Maine, Maryland, More...
Publisher: USGS | Science Center: Patuxent Wildlife Research Center (PWRC, Laurel) | Format: URL
www.pwrc.usgs.gov — This web resource is a collaborative effort among regional partners, such as state natural resource agencies and nonprofit organizations, and the U.S. Geological Survey (USGS) to monitor populations of vocal amphibians. Amphibian population data are collected using a calling survey technique, in which observers identify local amphibian species by More...
Publisher: USGS | Science Center: Patuxent Wildlife Research Center (PWRC, Laurel) | Format: URL
www.pwrc.usgs.gov — Information about ecotoxicological exposure and its effects on terrestrial vertebrates residing in estuarine and coastal habitats like the Atlantic, Gulf and Pacific Coasts, Alaska and Hawaii, as well as the Great Lakes. These vertebrates include birds, mammals, amphibians and reptiles. The data is a compilation of results from computerized More...
U.S. Department of the Interior |
U.S. Geological Survey