Ross's Alpine

Erebia rossii

General Status Rank: 
Secure
ELCODE: 
IILEPN8020
Common Name: 
Ross's Alpine
Scientific Name: 
Erebia rossii
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Taxonomy
Group: 
Lepidoptera (Butterfly)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Insecta
Order: 
Lepidoptera
Family: 
Nymphalidae
References: 
B058
General Biology

Longevity

one generation per year
References: 
B058
Habitat
larvae = sedges adults = alpine
References: 
B058
H147
Distribution

Ecozones

Northern Arctic, Southern Arctic, Taiga Cordillera, Taiga Shield
References: 
B058

Distribution

0.14 (B058); distribution appears large then recorded previously with a specimen at Jawbone Lake about 340 km N of one old record from Tungsten.
Score: 
F
References: 
B058

Number of Occurrences

10 (B058); addition site (5 specimen) at Jawbone Lake, Mackenzie Mtn (64d 59’32”N; 127d36’53”W) (HAV1); Lynx Lake, headwater of Thelon R (H200); 15 (B205)
Score: 
BE
References: 
B058
HAV1
H200
B205

Historical Distribution

This arctic species occurs from Labrador and Baffin Island to the Yukon, with a very few records from northern Manitoba and BC. There are no records from the Mackenzie Valley or the Mackenzie Mountains except for one old record from Tungsten, 340 km S of Jawbone Lake where these specimens were caught.
References: 
HAV1

Area of Occupancy

Score: 
-
Population

Population Size

generally common
Score: 
FH
References: 
B058
Threats

Threats

none known
Score: 
C
References: 
H147

Intrinsic Vulnerability

none known
Score: 
-
References: 
H147
General Status Rank
Rank: 
Secure
S Rank: 
S4S5
Decision Process Description: 
Ranks drafted by Norbert Kondla; Present in Inuvialuit, Gwich'in, North Slave, South Slave: ; Reviewed in 2010, no change; Reviewed in 2015, no change
Last Updated: 
October 20, 2014

References

Ecozones

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

Habitat

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return
  • Norbert Kondla (2001) P.Biol., RPBio.. Ministry ofSustainable Resource Management 845 Columbia Avenue, - H147 Return

Historical Distribution

  • Layberry, Ross (2005) Butterflies from Sahtu - Update. E-mail from Ross to A. Veitch on 7 Feb 2005 - details on identification and location of species collected at Jawbone lake, and Norman Wells in summer 2004 Reference binder - HAV1 Return

Intrinsic Vulnerability

  • Norbert Kondla (2001) P.Biol., RPBio.. Ministry ofSustainable Resource Management 845 Columbia Avenue, - H147 Return

Longevity

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

NWT Known Subspecies

Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

Number of Occurrences

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return
  • Layberry, Ross (2005) Butterflies from Sahtu - Update. E-mail from Ross to A. Veitch on 7 Feb 2005 - details on identification and location of species collected at Jawbone lake, and Norman Wells in summer 2004 Reference binder - HAV1 Return
  • Sue Bryan (2006) Re: Butterflies of Yellowknife and NWT. e-mail to Suzanne Carriere and ngescott on 27/6/2006 -Susan Bryan, 143 Summit Ave., Thunder Bay, Ont. printed copy in binder - H200 Return
  • ENR (2013) Butterflies of the Northwest Territories. Version January 2013 Booklet http://www.enr.gov.nt.ca/sites/default/files/documents/butterfly_book_2013.pdf - B205 Return

Population Size

Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

Range Extent

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

Taxonomy

  • Layberry RA, Hall PW, and Lafontaine JD (1998) The Butterflies of Canada. University of Toronto Press Incorporated RWED Library Call #QL552.L39 - B058 Return

Threats

  • Norbert Kondla (2001) P.Biol., RPBio.. Ministry ofSustainable Resource Management 845 Columbia Avenue, - H147 Return