Lithobates septentrionalis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Ranidae

Scientific Name: Lithobates septentrionalis (Baird, 1854)
Common Name(s):
English Mink Frog
Rana septentrionalis Baird, 1854
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: 2015
Date Assessed: 2015-08-25
Assessor(s): IUCN SSC Amphibian Specialist Group
Reviewer(s): Stuart, S.N.
Contributor(s): Hammerson, G.A.
Facilitator/Compiler(s): Angulo, A. & Hobin, L.
Listed as Least Concern in view of the large extent of occurrence, large number of secure sub-populations and localities, and large population size.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species occurs in North America (USA and Canada) from Labrador to southern Manitoba, south to northern New England and northern Wisconsin (Conant and Collins 1991).
Countries occurrence:
Canada (Manitoba, New Brunswick, Newfoundland I, Ontario, Québec); United States (Maine, Michigan, Minnesota, New Hampshire, New York, Vermont, Wisconsin)
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The total adult population size is unknown but it is probably more than 100,000, and the population appears to be stable. It is abundant in suitable habitat in northern Wisconsin (Vogt 1981) and in other regions as well.
Current Population Trend:Stable
Additional data:
Population severely fragmented:Unknown

Habitat and Ecology [top]

Habitat and Ecology:Habitats include bogs, cold lakes and ponds, and inlets and outlets of ponds and lakes, it occupies sphagnum mats and emergent vegetation (e.g. lily pads) in open water. It hibernates underwater. Eggs and larvae develop in permanent lakes and ponds.
Systems:Terrestrial; Freshwater

Use and Trade [top]

Use and Trade:

There are no records of this species being utilized.

Threats [top]

Major Threat(s): There are no major threats to this species. There is minimal human impact in much of its range.

Conservation Actions [top]

Conservation Actions: Conservation Actions
No species-specific conservation actions are needed. It occurs in many protected areas.

Citation: IUCN SSC Amphibian Specialist Group. 2015. Lithobates septentrionalis. The IUCN Red List of Threatened Species 2015: e.T58713A78908303. . Downloaded on 20 June 2018.
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