Ruffed Grouse

Bonasa umbellus

General Status Rank: 
Secure
ELCODE: 
ABNLC11010
Common Name: 
Ruffed Grouse
Scientific Name: 
Bonasa umbellus
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Taxonomy
Group: 
Bird
Kingdom: 
Animalia
Phylum: 
Chordata
Class: 
Aves
Order: 
Galliformes
Family: 
Phasianidae
References: 
B004
General Biology

Economic/Human Considerations

Hunted, food
References: 
H126
Habitat
deciduous and mixed woodland
References: 
B004
H126
Distribution

Ecozones

Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B004

Distribution

0.43
Score: 
G
References: 
B004
Winter Distribution Description: 
non-migratory

Number of Occurrences

More than 1000
Score: 
E
References: 
H126

Area of Occupancy

Probably stable
Score: 
-
References: 
LWR01
R148
W027
RSC15
Population

Population Size

Probably very large (H126); global population est at 8.3 M, 100% in NA.
Score: 
FG
References: 
H126
Trends

Trends

NA trend = 4 (possible or moderate decline) but no decline detected using BBS or CBC routes in Canada (W027;R148), see old decline info in LWR01); Trend data: BBS 1967-2000 (Canada): 0.2 (-3.3 to 3.9), P =0.91, N=232 routes, BBS 1966-2000 (North America): -1.9 (-4.2 to 0.3), P =0.10, N=516 routes, CBC 1959-1988 (North America): 0.3 (-0.6 to 1.2 ), NS, N=919 counts (W027)Numbers harvested in the NWT show a high fluctuation (low in 2001) (RSC15)
References: 
LWR01
R148
W027
RSC15
Threats

Threats

References: 
H126

Intrinsic Vulnerability

May be affected by logging, May be overhunted in some areas,Not intrinsically vulnerable
Score: 
C
References: 
H126
General Status Rank
Rank: 
Secure
Status Rank Description: 
Densitites know well known in the NWT, decline at NA level noted.
S Rank: 
S5
Decision Process Description: 
Drafted by Suzanne Carriere based on printed references. Reviewed in 2005 by S Carrière based on printed literature only :no change in rank; Reviewed in 2010;no change; Reviewed in 2015, no change; Reviewed in 2020, no change
Last Updated: 
June 16, 2020

References

Area of Occupancy

  • Downes, C.M., E.H. Dunn and C.M Francis (2000) Canadian Landbird Monitoring Strategy: monitoring needs and priorities into the new millenium.. Partners in Flight - Canada A 9-15 EC-CWS, Yellowknife (L. Wakelyn) - or communicate with Erica H. Dunn, CWS in Hull, QC, at erica.dunn@ec,gc,ca - LWR01 Return
  • Rich, T. D., C. J. Beardmore, H. Berlanga, P. J. Blancher, M. S. W. Bradstreet, G. S. Butcher, D. W. Demarest, E. H. Dunn, W. C. Hunter, E. E. Iñigo-Elias, J. A. Kennedy et al. (2004) Partners in Flight North American Landbird Conservation Plan. Cornell Lab of Ornithology. Partners in Flight (VERSION: March 2005). website. http://www.partnersinflight.org/cont_plan/ - R148 Return
  • Dunn, E.H (2005) National action needs for Canadian Landbird Conservation,. Canadian Wildlife Service Landbird Committee, Version 1. [http://www.cws-scf.ec.gc.ca/birds/action/index_e.cfm]. - W027 Return
  • Carriere, S. (2003) Information on Ruffed Grouse in the NWT. Notes for The Ruffed Grouse Society, WI, To draft a NA Grouse Management Plan copy in ref binder - RSC15 Return

Economic Status

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

Ecozones

  • Godfrey WE (1986) The Birds of Canada. National Museums of Canada Revised Edition RWED Library Call #QL685.G6 - B004 Return

Habitat

  • Godfrey WE (1986) The Birds of Canada. National Museums of Canada Revised Edition RWED Library Call #QL685.G6 - B004 Return
  • Carrière, S. (2000) Pers. communication. Ecosystem Management Biologist; RWED - H126 Return

Intrinsic Vulnerability

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

NWT Known Subspecies

Godfrey WE (1986) The Birds of Canada. National Museums of Canada Revised Edition RWED Library Call #QL685.G6 - B004 Return

Number of Occurrences

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

Population Size

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

Range Extent

  • Godfrey WE (1986) The Birds of Canada. National Museums of Canada Revised Edition RWED Library Call #QL685.G6 - B004 Return

Short Term Trends

  • Downes, C.M., E.H. Dunn and C.M Francis (2000) Canadian Landbird Monitoring Strategy: monitoring needs and priorities into the new millenium.. Partners in Flight - Canada A 9-15 EC-CWS, Yellowknife (L. Wakelyn) - or communicate with Erica H. Dunn, CWS in Hull, QC, at erica.dunn@ec,gc,ca - LWR01 Return
  • Rich, T. D., C. J. Beardmore, H. Berlanga, P. J. Blancher, M. S. W. Bradstreet, G. S. Butcher, D. W. Demarest, E. H. Dunn, W. C. Hunter, E. E. Iñigo-Elias, J. A. Kennedy et al. (2004) Partners in Flight North American Landbird Conservation Plan. Cornell Lab of Ornithology. Partners in Flight (VERSION: March 2005). website. http://www.partnersinflight.org/cont_plan/ - R148 Return
  • Dunn, E.H (2005) National action needs for Canadian Landbird Conservation,. Canadian Wildlife Service Landbird Committee, Version 1. [http://www.cws-scf.ec.gc.ca/birds/action/index_e.cfm]. - W027 Return
  • Carriere, S. (2003) Information on Ruffed Grouse in the NWT. Notes for The Ruffed Grouse Society, WI, To draft a NA Grouse Management Plan copy in ref binder - RSC15 Return

Taxonomy

  • Godfrey WE (1986) The Birds of Canada. National Museums of Canada Revised Edition RWED Library Call #QL685.G6 - B004 Return

Threats

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