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Glaucous Gull - Larus hyperboreus
General Description
Sexes monomorphic in everything but size. Adult plummage consists of gray mantle and upper wings, and white-tipped wing feathers. White head with a yellow to yellow-orange beak.
For a comprehensive review of the conservation status, habitat use, and ecology of this and other Montana bird species, please see
Marks et al. 2016, Birds of Montana.Species Range
Montana Range
Range Descriptions
Migratory
Western Hemisphere Range
Observations in Montana Natural Heritage Program Database
Number of Observations: 253
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
Relative Density
Recency
SUMMER (Feb 16 - Dec 14)
Direct Evidence of Breeding
Indirect Evidence of Breeding
No Evidence of Breeding
WINTER (Dec 15 - Feb 15)
Regularly Observed
Not Regularly Observed
(Observations spanning multiple months or years are excluded from time charts)
Habitat
Species found along fresh or salt water shorelines, around any type of water. Rarely found inland.
National Vegetation Classification System Groups Associated with this Species
Grassland
Lowland - Prairie Grassland
Wetland and Riparian
Riparian and Wetland Forest
Riparian Shrubland
Human Land Use
Agriculture
Developed
Food Habits
Diet consists of marine invertebrates and fish, eggs and chicks of waterfowl and seabird species, passerines, small mammals, and vegetation.
Reproductive Characteristics
Single brooded species with 3 eggs per brood. Incubation period 27 to 28 days. Young able to fly 45 to 50 days after hatch.
Stewardship Responsibility
References
- Literature Cited AboveLegend:
View Online Publication- Marks, J.S., P. Hendricks, and D. Casey. 2016. Birds of Montana. Arrington, VA. Buteo Books. 659 pages.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?- American Ornithologists’ Union [AOU]. 1998. Check-list of North American birds, 7th edition. American Ornithologists’ Union, Washington, D.C. 829 p.
- Ehrlich, P., D. Dobkin, and D. Wheye. 1988. The birder’s handbook: a field guide to the natural history of North American birds. Simon and Schuster Inc. New York. 785 pp.
Gilchrist, H. Grant. 2001. Glaucous Gull (Larus hyperboreus). Species Account Number 573. The Birds of North America Online (A. Poole, Ed.). Ithaca, NY: Cornell Laboratory of Ornithology; Retrieved 3/25/2008 from The Birds of North America Online database- Hays, R., R.L. Eng, and C.V. Davis (preparers). 1984. A list of Montana birds. Helena, MT: MT Dept. of Fish, Wildlife & Parks.
- Joslin, Gayle, and Heidi B. Youmans. 1999. Effects of recreation on Rocky Mountain wildlife: a review for Montana. [Montana]: Montana Chapter of the Wildlife Society.
- Lenard, S., J. Carlson, J. Ellis, C. Jones, and C. Tilly. 2003. P. D. Skaar's Montana bird distribution, 6th edition. Montana Audubon, Helena, MT. 144 pp.
- Montana Bird Distribution Committee. 2012. P.D. Skaar's Montana bird distribution. 7th Edition. Montana Audubon, Helena, Montana. 208 pp. + foldout map.
- Sibley, D. 2014. The Sibley guide to birds. Alfred A. Knopf, New York, NY. 598 pp.
- Skaar, P. D., D. L. Flath, and L. S. Thompson. 1985. Montana bird distribution. Montana Academy of Sciences Monograph 3(44): ii-69.
- Skaar, P.D. 1969. Birds of the Bozeman latilong: a compilation of data concerning the birds which occur between 45 and 46 N. latitude and 111 and 112 W. longitude, with current lists for Idaho, Montana, Wyoming, impinging Montana counties and Yellowstone National Park. Bozeman, MT. 132 p.
- Taylor, D.M. and C.H. Trost. 1987. The status of historically rare of unrecorded birds in Idaho. Unpublished manuscript. 68 p.
- Web Search Engines for Articles on "Glaucous Gull"
- Additional Sources of Information Related to "Birds"
