Arctic Shrew

Sorex arcticus

General Status Rank: 
Secure
ELCODE: 
AMABA01190
Common Name: 
Arctic Shrew
Scientific Name: 
Sorex arcticus
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Taxonomy
Group: 
Mammal (Terrestrial Mammal)
Kingdom: 
Animalia
Phylum: 
Chordata
Class: 
Mammalia
Order: 
Eulipotyphla (Soricomorpha)
Family: 
Soricidae
References: 
B114
R169
General Biology

Female Age at Maturity

Around 20 months.
References: 
B001
Habitat
Drier, tends towards subclimax or transitional vegetation stages.
References: 
B001
Distribution

Ecozones

Southern Arctic, Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B001

Distribution

54% of the NWT. Small Mammal Survey, caught in Fort Liard, Fort Providence, Fort Smith.
Score: 
G = 2
References: 
B001

Number of Occurrences

Probably.
Score: 
E = >
References: 
H126

Area of Occupancy

Stable?
Score: 
-
References: 
R043
Population

Population Size

10,000 to millions.
Score: 
FH =
References: 
H126-05

Density

1 to 5 per acre
Trends

Trends

References: 
R043
Threats

Threats

Score: 
C = M
References: 
B001

Intrinsic Vulnerability

Score: 
-
References: 
B001
General Status Rank
Rank: 
Secure
S Rank: 
S5
Decision Process Description: 
Drafted using information and comments from M. Bradley. Reviewed in 2004, no change in status. Reviewed in 2010, no change. Reviewed in 2015, no change. Reviewed in 2020, no change.
Last Updated: 
February 15, 2024

References

Age Of Maturity

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

Area of Occupancy

  • Carrière S (1998) Small mammal survey in the Northwet Territories and Nunavut Report 1998. NWT Resources, Wildlife and Economic Development Manuscript Report No. 115 RWED Library Call #QL81.5.N67 no.115 - R043 Return

Ecozones

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

Habitat

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

Intrinsic Vulnerability

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

NWT Known Subspecies

Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

Number of Occurrences

  • Carrière, S. (2000) Pers. communication. Ecosystem Management Biologist; RWED - H126 Return

Population Size

Suzanne Carriere (2005) Pers. Comm.. - H126-05 Return

Range Extent

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return

Short Term Trends

  • Carrière S (1998) Small mammal survey in the Northwet Territories and Nunavut Report 1998. NWT Resources, Wildlife and Economic Development Manuscript Report No. 115 RWED Library Call #QL81.5.N67 no.115 - R043 Return

Taxonomy

  • van Zyll de Jong CG (1983) Handbook of Canadian Mammals - 1 Marsupials and Insectivores. National Museum of Natural Sciences First edition RWED Library Call #QL721.z9 - B114 Return
  • Wilson, Don E. and Reeder, DeeAnn M. (2005) Mammal Species of the World. A Taxonomic and Geographic Reference. Johns Hopkins University Press 3rd ed 2142 pages - R169 Return

Threats

  • Banfield AWF (1974) The Mammals of Canada. University of Toronto Press RWED Library Call #QL721.B3 - B001 Return