Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Ranidae

Scientific Name: Lithobates clamitans
Species Authority: (Latreille, 1801)
Common Name(s):
English Green Frog
Rana clamitans Latreille, 1801
Taxonomic Source(s): Frost, D.R. 2014. Amphibian Species of the World: an Online Reference. Version 6.0 (7 July 2014). Electronic Database. American Museum of Natural History, New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Geoffrey Hammerson
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Least Concern in view of its wide distribution, tolerance of a broad range of habitats, presumed large population, and because it is unlikely to be declining fast enough to qualify for listing in a more threatened category.

Geographic Range [top]

Range Description: This species can be found throughout eastern USA and adjacent southeastern Canada (Conant and Collins 1991). Introduced in Newfoundland, British Columbia (not mapped here), Washington, Utah, and probably elsewhere.
Countries occurrence:
Canada (British Columbia - Introduced, Labrador - Introduced); United States (Utah - Introduced, Washington - Introduced)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Thousands of populations are abundant and stable.
Current Population Trend: Stable
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It can be found on the margins of virtually any body of permanent or semi-permanent water; young may use temporary pools. It may disperse from water in wet weather, especially at night. It seeks cover under objects on land, underground, or in water when inactive. Eggs and larvae develop in shallow, slow- or non-flowing water.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): There are no threats to this species.

Conservation Actions [top]

Conservation Actions: No conservation methods are needed. It occurs in many protected areas.

Citation: Geoffrey Hammerson. 2004. Lithobates clamitans. The IUCN Red List of Threatened Species 2004: e.T58578A11787783. . Downloaded on 13 October 2015.
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