Mangoverde :: World Bird Guide :: Grouse :: Blue Grouse

Blue Grouse Dendragapus obscurus

Described by: Say (1823)
Alternate common name(s): Dusky Grouse, Richardson's Grouse
Old scientific name(s): Falcipennis obscurus


Colorado, USA - Date unknown © Steve Messick  Location unknown - Date unknown © Tim Boucher  Location unknown - Date unknown © Tim Boucher  Colorado, USA - Apr 24, 2005 © Lou Hegedus 
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W. North America;
(1) W. Canada from s. Yukon, sw. Mackenzie s. through the interior of British Columbia and w. Alberta to nw. United States (n. Idaho, and nw. Wyoming).
(6) Sw. Canada from se. British Columbia to nw. United States (e. Washington and ne. Oregon).
(7) Rocky Mountains of c. Wyoming and Utah to Colorado s. to n. and e. Arizona, sw. and nc. New Mexico.
Formerly w. South Dakota.
(8) Ne. Nevada.
North America n. of the Mexican border;
Summer and winter: s. YUK, sw. MAC, BCO, w. ALB, e. WAS, ne. ORG, n. IDH, nw., and c. WYO, ne. NEV, UTH, COL, n. and e. ARZ, sw. and nc. NMX. Formerly in w. SDK;


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Location unknown - Date unknown Source: The Royal British Columbia Museum


Clements, James F. Birds of the World: A Checklist. Vista, CA: Ibis Publishing Company, 2000.


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