Least Weasel (Mustela nivalis) wildspecies.ca

Secure

Present in regions

Migratory species: Unknown

Taxonomic group:

Mammals

Learn more about all species of Mammals in Canada.

The General Status ranks do not have legal weight. They are meant to identify the species that may be at risk in Canada.

Access other data on this species on the NatureServe Explorer.

Common Names

English common name:

Least Weasel

French common name:

Belette pygmée

Year	English common name	French common name
2000	Least Weasel	Belette pygmée
2005	Least Weasel	Belette pygmée
2010	Least Weasel	Belette pygmée
2015	Least Weasel	Belette pygmée
2020	Least Weasel	Belette pygmée

Scientific Names

Higher Classification:

Superkingdom

EUKARYOTA

Kingdom

ANIMALIA

Subkingdom

BILATERIA

Infrakingdom

DEUTEROSTOMIA

Phylum

Chordata

Subphylum

Vertebrata

Infraphylum

Gnathostomata

Superclass

Tetrapoda

Class

Mammalia

Subclass

Theria

Infraclass

Eutheria

Year	Scientific name	Family	Order
2000	Mustela nivalis	Mustelidae	Carnivora
2005	Mustela nivalis	Mustelidae	Carnivora
2010	Mustela nivalis	Mustelidae	Carnivora
2015	Mustela nivalis	Mustelidae	Carnivora
2020	Mustela nivalis	Mustelidae	Carnivora

Priority Score

This species is not designated as may be at risk

Trends in rounded national ranks

Year	Rounded National Rank	Description of the change	Reason for change	Notes
2000	Secure
2005	Secure
2010	Secure
2015	Secure
2020	Secure

Original Ranks:

Canada
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Secure - N5
2020	Secure - N5

Yukon
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Apparently Secure - S4S5
2020	Apparently Secure - S4S5

Northwest Territories
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Secure - S5
2020	Secure - S5

Nunavut
2000	Not Assessed - 6
2005	Secure - 4
2010	Secure - 4
2015	Secure - S5
2020	Secure - S5

British Columbia
2000	Undetermined - 5
2005	Secure - 4
2010	Secure - 4
2015	Apparently Secure - S4
2020	Apparently Secure - S4

Alberta
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Secure - S5
2020	Secure - S5

Saskatchewan
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Secure - S5
2020	Secure - S5

Manitoba
2000	Secure - 4
2005	Secure - 4
2010	Secure - 4
2015	Vulnerable - S3S4
2020	Vulnerable - S3S4

Ontario
2000	Undetermined - 5
2005	Undetermined - 5
2010	Undetermined - 5
2015	Unrankable - SU
2020	Unrankable - SU

Quebec
2000	Not Assessed - 6
2005	Sensitive - 3
2010	Sensitive - 3
2015	Imperiled - S2S3
2020	Imperiled - S2S3

New Brunswick
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Nova Scotia
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Prince Edward Island
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Newfoundland and Labrador
2000	Undetermined - 5
2005	Undetermined - 5
2010	Undetermined - 5
2015
2020

Labrador
2000
2005
2010
2015	Imperiled - S1S3
2020	Imperiled - S1S3

Newfoundland
2000
2005
2010
2015	Not Present
2020	Not Present

Pacific Ocean
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Western Arctic Ocean
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Eastern Arctic Ocean
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Atlantic Ocean
2000	Not Present
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present