Sorex ugyunak 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Eulipotyphla Soricidae

Scientific Name: Sorex ugyunak
Species Authority: Anderson & Rand, 1945
Common Name(s):
English Barren Ground Shrew
Taxonomic Notes: Formerly included in S. cinereus; and also regarded as a subspecies of S. jacksoni (van Zyll de Jong 1982). Though recognized as distinct at the species level by van Zyll de Jong (1983), van Zyll de Jong (1982) and Jones et al. (1986) conceded that ugyunak may prove to be conspecific with S. jacksoni of St. Lawrence Island, Alaska. Van zyll de Jong (1991), Jones et al. (1992), and Hutterer (in Wilson and Reeder 1993 and 2005) regarded S. jacksoni and S. ugyunak as a distinct species.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): NatureServe (Hammerson, G.)
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Chanson, J. (Global Mammal Assessment Team)
Listed as Least Concern because it is very widespread, abundant and no major threats have been identified.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs in mainland tundra west of Hudson Bay (Canada) and northern Alaska in the United States (Hutterer, in Wilson and Reeder 1993).
Countries occurrence:
Canada; United States (Alaska)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is common and widespread.
Current Population Trend: Stable
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: The primary habitat for this shrew is tundra; low sedge-grass meadows and thickets of dwarf willow and birch (van Zyll de Jong, in Wilson and Ruff 1999).
Systems: Terrestrial

Threats [top]

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

Conservation Actions [top]

Conservation Actions: This species occurs in protected areas across its range.

Citation: NatureServe (Hammerson, G.). 2008. Sorex ugyunak. The IUCN Red List of Threatened Species 2008: e.T41423A10466789. . Downloaded on 30 November 2015.
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