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APPENDIX D
Beck, Thomas. 1986. Habitat suitability index and capability models for the great gray owl in California. Sonora, CA: United States Department of Agriculture, Forest Service, Stanislaus National Forest. [Unpublished manuscript]. [pages unknown].
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Brunton, D. F. ; Reynolds, William D. 1984. Winter predation on an ermine by a great gray owl. Blue Jay. 42(3): 171-172.
Brunton, D. F.; Pittaway, R. Jr. 1971. Observations of the great gray owl on winter range. Canada Field-Nat. 85: 315-322.
Bull, Evelyn L. 1987. Capture techniques for owls. In: Nero, R. W.; Clark, R. J.; Knapton, R. J.; Hamre, H., eds. Symposium proceedings, Biology and conservation of northern owls; 1987 February 3-7; Winnipeg, MB, Canada. Gen. Tech. Rep. RM-142, Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 87-90.
Bull, Evelyn L. 1995. Old timber owl. Wildbird: 34-37.
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Bull, Evelyn L.; Henjum, Mark G. 1987. The neighborly great gray owl. Natural History. 9: 32-41.
Bull, Evelyn L.; Henjum, Mark G. 1990. Ecology of the great gray owl. Gen. Tech. Rep. PNW-GTR-265. Portland, OR: United States Department of Agriculture, Forest Service, Pacific Northwest Research Station. 39 p.
Bull, Evelyn L.; Henjum, Mark G; Anderson, Ralph G. 1987. Nest platforms for great gray owls. In: Nero, R. W.; Clark, R. J; Knapton, R. J.; Hamre, H., eds. Symposium proceedings, Biology and conservation of northern forest owls; 1987 February 3-7; Winnipeg, MB, Canada. Gen. Tech. Rep. RM-142. Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 87-90.
Bull, Evelyn L.; Henjum, Mark G.; Rohweder, Ron S. 1988a. Home range and dispersal of great gray owls in northeastern Oregon. Journal of Raptor Research. 22: 101-106.
Bull, Evelyn L.; Henjum, Mark G.; Rohweder, Ron S. 1988b. Nesting and foraging habitat of great gray owls. Journal of Wildlife Management. 53: 47-50.
Bull, Evelyn L.; Henjum, Mark G.; Rohweder, Ron S. 1989a. Diet and optimal foraging of great gray owls. Journal of Wildlife Management. 53: 47-50.
Bull, Evelyn L.; Henjum, Mark G.; Rohweder, Ron S. 1989b. Reproduction and mortality of great gray owls in Oregon. Northwest Science. 63: 38-43.
Chase, J. D.; W. E. Howard; J. T. Roseberry. 1982. Pocket gophers, Geomyidae. In: Chapman, J. A.; Feldhammer, G. A., eds. Wild animals of North America: biology, management and economics. Baltimore, MD: John Hopkins University Press: 239-255.
Clark, R. J.; D. G. Smith; L. Kelso. 1987. Distributional status and literature of northern forest owls. In: Nero, R. W.; Clark, R. J.; Knapton, R. J.; Hamre, H., eds. Symposium proceedings, Biology and conservation of northern forest owls; 1987 February 3-7; Winnipeg, MB, Canada. Gen. Tech. Rep. RM-142. Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 47-55.
Collins, K. Michael. 1980. Aspects of the biology of the great gray owl, Strix nebulosa. Forester. Winnipeg, MB, Canada: University of Manitoba. 219 p. M.S. thesis.
Cramp, S., ed. 1985. Handbook of the birds of Europe, the Middle East and North Africa. Vol. 4. Oxford University Press. [pages unknown].
Duncan, J. R. 1988. Great gray owl telemetry study progress report. Winnipeg, MB, Canada: Department of Natural Resources, Biological Services. Report. [pages unknown].
Duncan, J. R. 1992. Influence of prey abundance and snow cover on great gray owl breeding dispersal. Winnipeg, MB, Canada: University of Manitoba. [pages unknown]. Ph.D. dissertation.
Duncan, J. R. 1987. Movement strategies, mortality, and behavior of radio-marked great gray owls in southeastern Manitoba and northern Minnesota. In: Nero, Clark, R. W.; Knapton, R. J; R. J.; Hamre, H., eds. Symposium proceedings, Biology and conservation of northern forest owls; 1987 February 3-7; Winnipeg, MB, Canada. Gen. Tech. Rep. RM-142. Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 101-107.
Eckert , Kim. 1978. Invasion of great gray owls and boreal owls: winter 1977-78. Loon. 50(2): 63-68.
Flather, Curtis H.; Joyce, Linda A.; Bloomgarden, Carol A. 1994. Species endangerment patterns in the United States. Gen. Tech. Rep. RM-241. Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station. 42 p.
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Forsman, Eric D.; Bryan, Terry. 1987. Distribution, abundance, and habitat of great gray owls in southcentral Oregon. Murrelet. 68: 45-49.
Forsman, Eric D. 1975. A preliminary investigation of the spotted owl in Oregon. Corvallis, OR: Oregon State University. [pages unknown]. M.S. thesis.
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Franklin, Alan B. 1987. Breeding biology of the great gray owl in southeastern Idaho and northwestern Wyoming. Arcata, CA: Humbolt State University. [pages unknown]. M.S. thesis.
Franklin, Alan B. 1988. Breeding biology of the great gray owl in southeastern Idaho and northwestern Wyoming. Condor. 90: 689-696.
Fyfe, R. W. 1976. Status of Canadian raptor populations. Canada Field Nat. 90: 370-375.
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Godfrey, W. E. 1967. Some winter aspects of the great gray owl. Can. Field-Nat. 81: 99-101.
Godfrey, W. E. 1986. The birds of Canada (rev. ed.). Ottawa, ON, Canada: National Museum of Natural Science. [pages unknown].
Goggans, Rebecca; Platt, Melissa. 1992. Breeding season observations of great gray owls on the Willamette National Forest, Oregon. Oregon Birds. 18(2). [pages unknown].
Groves, G.; Zehntner, E. 1990. Distritribution and status of great gray owls (Strix nebulosa) on the Targhee National Forest, 1989. Boise, ID: Idaho Department of Fish and Game. Report. [pages unknown].
Nero, R. W.; Clark, R. J.; Knapton, R. J.; Hamre, H., eds. 1987. Biology and conservation of northern forest owls. Symposium proceedings: 1987 February 3-7; Winnipeg, MB, Canada. Gen. Tech. Rep. RM-142. FortCollins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station. [pages unknown].
Harris, Wayne C. 1984. Great gray owls in Saskatchewan (1974-1983). Blue Jay. 42(3): 52-160.
Hayward, G. D. ; Verner, J., tech. eds. 1994. Flammulated, boreal, and great gray owls in the United States: a technical conservation assessment. Gen. Tech. Rep. RM-253. Fort Collins, CO: United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experimental Station. 214 p. 3 maps.
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Henttonen, H. 1986. Causes and geographic patterns of microtine cycles. Helsinki, Finland: University of Helsinki. [pages unknown]. Ph. D. dissertation.
Hilden, Olavi; Helo, Pekka. 1981. The great gray owl Strix nebulosa: a bird of the northern taiga. Ornix Fennica. 58: 159-166.
Hoglund, Nils. H.; Lansgren, Erik. 1968. The great gray owl and its prey in Sweden. Viltrevy. 5: 360-421.
Houston, C. S.; Wylie, K. A. 1984. Fifth documented great gray owl nest in Saskatchewan. Blue Jay. 42: 161-164.
Howard, H. 1933. A new species of owl from the Pleistocene of Rancho La Brea, California. Condor. 35: 66-69.
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James, R. D. 1977. First nesting of the great gray owl in Ontario. Ontario Field Biologist. 31: 55.
Jensen, William F.; Robinson, William L.; Heitman, Noreen L. 1982. Breeding of the great gray owl on Neebish Island, Michigan. Jack Pine Warbler. 60(1): [pages unknown].
Johnsgard, P. A. 1988. North American owls. Washington, DC: Smithsonian Institute Press. [pages unknown].
Johnson, A. S. 1974. Face to face with Strix nebulosa. Defenders of Wildlife News. 49: 32-33.
Kerlinger, P.; Lein, M. R.; Sevick, B. J. 1985. Distribution and population fluctuations of wintering snowy owls (Nyctea scandiaca) in North America. Canadian Journal of Zoology. 63: 1829-1834.
Kirk, D. A.; Duncan, J. R. 1995. Update report on the great gray owl (Strix nebulosa) in Canada. Ottawa, ON, Canada: Committee on the Status of Endangered Wildlife in Canada. Report. [pages unknown].
Kirkland, G. L. 1977. Responses of small mammals to clear cutting of northern Appalachian forests. Journal of Mammology. 58: 600-609.
Kondla, Norbert G. 1973. Great gray owls raise two young southeast of Edmonton, Alberta. Blue Jay 31: 98-100.
Lane, P. A.; Duncan, J. R. 1987. Observations of northern hawk-owls nesting in Roseau County. Loon. 59: 165-174.
Lang, A. L.; Duncan, J. R.; Ramsay, S.; Rising, J. R. 1991. Great gray owl and northern hawk owl nests at Churchill, Manitoba. Blue Jay. 49: 208-214.
Larsen, J. A. 1980. The boreal ecosystem. New York, NY: Academic Press. [pages unknown].
Latham, R. 1972. A record of the great gray owl at Orient Long Island. Engelhardtia. 5(4): 20.
Law, C. 1960. The great gray owl of the woodlands. Blue Jay. 18: 14-16.
Lidicker, W. Z., Jr. 1988. Solving the enigma of microtine "cycles". Journal of Mammology. 69: 225-235.
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Marti, C. D. 1992. Snowy owl. In: Poole, A.; Stettenheim, P.; Gill, F., eds.. The birds of North America. No. 1. Philadelphia, PA: The Academy of Natural Sciences; Washington, DC: The American Ornithologists’ Union. [pages unknown].
Mayfield, Harold F. 1975. Suggestions for calculating nest success. Wilson Bulletin. 87: 456-466.
Mikkola, Heimo. 1981. Der Bartkquz strix nebulosa. Die Neue Brehm-Bucherei 538. Wittenberg-Lutherstadt, Germany: A. Ziemsen Verlag. 124 p. [untranslated].
Mikkola, Heimo. 1972. Food of great gray owls in the Lapland Reserve, USSR. British Birds. 65: 31-32.
Mikkola, Heimo. 1976. Konneveden lapinpöllöt. Eripainos. Savon Luonto. 8: 13-22. [untranslated].
Mikkola, Heimo. 1970. Lapinpöllön, viirupöllön ja huuhkajan kesäaikaisesta ravinnosta. Suomen Riista. 22: 97-104. [untranslated].
Mikkola, Heimo. 1983. Owls of Europe. Vermilion, SD: Buteo Books. 397 p.
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Mikkola, Heimo; Sulkava, S. 1970. Food of great gray owls in Fenna-Scandia. British Birds. 62: 23-27.
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Nero, Robert W. 1988. Denizen of the northern forests. Birder’s World. September/October: 20-25.
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Nero, Robert W. 1970. Great gray owls nesting near Roseau. The Loon: 83-93.
Nero, Robert W. 1980. The great gray owl-phantom of the northern forest. Washington, DC: Smithsonian Institution Press. 167 p.
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