Lemmus trimucronatus 

Scope: Global

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Lemmus trimucronatus
Species Authority: (Kerr, 1792)
Common Name(s):
English Brown Lemming

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Linzey, A.V.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Tsytsulina, K. (Global Mammal Assessment Team)
Common and widely distributed.

Geographic Range [top]

Range Description:Widely distributed in northern North America from Alaska east to Baffin Island and south (in the west) to central British Columbia and (further east) to northern Manitoba. In Old World distributed in tundra to Kolyma in the west (Russian Federation). Several specimens found outside tundra, in middle Anadyr and Paren' Rivers, and lower Penzhina and Gizhiga Rivers.
Countries occurrence:
Canada; Russian Federation; United States
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:Populations highly variable, cycling on a 3-4 year basis. Populations lows may drop to <1/ha and peak densities may reach 150-200/ha.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:Inhabit either arctic tundra or subarctic alpine tundra above tree line. Feeds on lings, cotton grass, some cereals and green mosses (Pleurosium, Polythrichum).

Threats [top]

Major Threat(s): No major threats.

Conservation Actions [top]

Conservation Actions: Occurs in some protected areas. Considered "secure" (S5) in British Columbia, but "critically imperiled" (S1) in Alberta. Not ranked at the species level in Alaska or in other Canadian provinces/territories. One subspecies of concern in North America: L. s. nigripes (S3 in Alaska).

Citation: Linzey, A.V. 2008. Lemmus trimucronatus. The IUCN Red List of Threatened Species 2008: e.T136712A4330497. . Downloaded on 06 December 2016.
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