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Gray Partridge - Perdix perdix
Other Names:
Hungarian Partridge
Non-native Species
Global Rank :
G5
State Rank :
SNA
Agency Status
USFWS :
USFS :
BLM :
PIF :
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Copyright by: The Macaulay Library at the Cornell Lab of Ornithology, Ithaca, NY, all rights reserved.
General Description
Gray Partridge (Hungarian Partridge) sexes are similar in color. The adults have cinnamon-colored heads, gray sides with vertical chestnut bars, and grayish to brownish backs. The two central pairs of tail feathers are heavily barred, while the outer tail feathers are rusty-brown. Both sexes may have a chestnut-brown horseshoe design on the breast, although it is more common in males. Gray Partridge usually flush in coveys of 10 to 15 birds, and the rufous tail feathers are conspicuous on birds in flight. Adult males and females range from 12 to 13 inches in length and average about 14 ounces in weight.
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.
Diagnostic Characteristics
Chukars, which have a limited distribution in Montana, are somewhat larger than Gray Partridges (Hungarian Partidge); they also have red bills and feet, black bars on the sides, and a light throat bordered by a prominent black necklace.
Species Range
Observations in Montana Natural Heritage Program Database
Number of Observations: 5899
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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
Habitat consists of a mixture of cultivated and noncultivated land; grasslands interspersed with wheat fields, weed patches, and brushy cover. Optimum conditions are a cool, moderately dry climate and a mixture of cultivated and noncultivated land. Grain fields and winter wheat stubble are also used. Field edges provide escape and winter cover (Mussehl 1971).
Food Habits
Waste grain is a staple fall and winter food. Weed seeds and insects are summer food.
Ecology
Brood sizes decrease by one-third by September 1. The annual mortality rate is 75% due to adverse weather, farming operations, predation, accidents, disease, hunting, and probably pesticides. The state population has increased since the 1940's due to increased grain growing (Mussehl 1971).
Reproductive Characteristics
Fortine hatching dates are from June 25 to July 31. The average peak during the time period from 1964 to 1967 was June 19 to July 9 (Mussehl 1971). Egg laying begins in late May to early June; clutches of 12 to 18 are common (Mussehl 1971).
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. Mussehl, T.W. and F.W. Howell (eds.). 1971. Game management in Montana. Montana Department of Fish, Wildlife and Parks, Helena, Mont. 238 pp.
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. Anonymous. 1923. Montana introduces Hungarian partridge. California Fish and Game. 9:75-76. Anonymous. 1959. Hungarian partridge. Montana Wildlife. November. Bird Conservancy of the Rockies. 2017. Pocket Guide to Northern Prairie Birds. Brighton, CO: Bird Conservancy of the Rockies. 98 p. Bramblett, R.G., and A.V. Zale. 2002. Montana Prairie Riparian Native Species Report. Montana Cooperative Fishery Research Unit, Montana State University - Bozeman. Carroll, J. P. 1993. Gray Partridge (Perdix perdix). In The birds of North America, No. 58 (A. Poole and F. Gill, Eds.). Academy of Natural Sciences of Philadelphia and American Ornithologists’ Union. Clawson, M.R. 199. An investigation of factors that may affect nest success in CRP lands and other grassland habitats in an agricultural landscape. M.Sc. Thesis. Bozeman, MT: Montana State University. 45 p. Confluence Consulting Inc. 2010. Montana Department of Transportation Wetland Mitigation Monitoring Reports (various sites). MDT Helena, MT. Confluence Consulting Inc. 2013. Montana Department of Transportation Wetland Mitigation Monitoring Reports (various sites). MDT Helena, MT. DuBois, K.L. 1979. An inventory of the avifauna in the Long Pines of Southeastern Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 113 p. Ecological Consulting Service (ECON), Helena, MT., 1972, Wildlife Investigations: 10 x 20 Mile Area, Colstrip, Montana. Project 9--01--A. Annual Report to Montana Power Company and Western Energy Company; December 1972 - December 1973. December 21, 1973. Ecological Consulting Service (ECON), Helena, MT., 1973, Wildlife Investigations: Areas A & B, Colstrip, Montana. Project 1--01--A. Annual Report to Montana Power Company and Western Energy Company; December 1972 - December 1973. December 21, 1973. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1975, Colstrip 10 x 20 Area wildlife and wildlife habitat annual monitoring report, 1975. Proj. 71-23-A. December 31, 1975. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1976, Colstrip 10 x 20 Area wildlife and wildlife habitat annual monitoring report, 1976. Proj. 135-85-A. December 31, 1976. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1977, Colstrip 10 x 20 Area wildlife and wildlife habitat annual monitoring report, 1977. Proj. 164-85-A. December 31, 1977. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1979, Annual wildllife report of the Colstrip Area for 1978. Proj. 195-85-A. April 6, 1979. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1979, Annual wildllife report of the Colstrip Area for 1979, including a special raptor research study. Proj. 216-85-A. March 1, 1980. ECON, Inc. (Ecological Consulting Service), Helena, MT., 1979, Area B four-section wildlife report. August 3, 1979. Econ, Inc., Helena, MT., 1991, Wildlife monitoring report: 1989 field season, Big Sky Mine. March 1991. 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. Fritzen, D.E. 1995. Ecology and behavior of Mule Deer on the Rosebud Coal Mine, Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 143 p. Goodell, J. 2012. Morse Land Company Breeding Bird Inventory And Analysis. High Desert Museum. Bend, OR. 42 pp + Appendices. Haight, C.P. 1937. Some observations on the predator-prey complex in the Gallatin Valley. M.Sc. Thesis. Bozeman, Montana: Montana State University. 58 p. Harmata, A.R. 1991. Impacts of oil and gas development on raptors associated with Kevin Rim, Montana. Bozeman, MT: Montana State University. Unpublished report by the Kevin Rim Raptor Study Group. Prepared for the USDI BLM, Great Falls Resource Area, Great Falls, MT. 106 p. Hays, R., R.L. Eng, and C.V. Davis (preparers). 1984. A list of Montana birds. Helena, MT: MT Dept. of Fish, Wildlife & Parks. Hendricks, P., S. Lenard, D.M. Stagliano, and B.A. Maxell. 2013. Baseline nongame wildlife surveys on the Fort Peck Indian Reservation. Report to the Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation. Montana Natural Heritage Program, Helena, MT. 83 p. Johnsgard, P. A. 1988. The quails, partridges, and francolins of the world. Oxford Univ. Press, New York. 264 pp. Johnsgard, P.A. 1992. Birds of the Rocky Mountains with particular reference to national parks in the northern Rocky Mountain region. Lincoln: University of Nebraska Press. xi + 504 pp. 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. Land & Water Consulting, Inc., Missoula, MT., 2002, Montana Dept. of Transportation Wetland Mitigation Monitoring Report, Year 2002: [Jack] Johnson - Valier, Montana. Proj. No. 130091.018. May 2003. In 2002 Wetland Mitigation Monitoring Reports, Vol. II. Lenard, S. 2006. Birds of Blaine County, Riparian Point Count Surveys 2005. Report to the Bureau of LandManagement, Havre Field Station, Havre, Montana. Montana Natural Heritage Program, Helena, MT. 16pp.plus appendices. Lenard, S., Compiler. 2005. Surveys for Animal Species of Concern in Sage and Grassland Landscapes in Montana. An unpublished report to the Montana Department of Fish, Wildlife & Parks, State Wildlife Grants Program. Montana Natural Heritage Program, Helena, Montana. 63pp. 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. Martin, Steve A., ECON, Inc., Helena, MT., 1982, Flathead Project Wildlife Report, 1981-1982. November 30, 1982. Matthews, W.L. 1981. Broadus-Pumpkin Creek baseline inventory - wildlife. Bureau of Land Management, Miles City, MT. 83 p. Montana Bird Distribution Committee. 2012. P.D. Skaar's Montana bird distribution. 7th Edition. Montana Audubon, Helena, Montana. 208 pp. + foldout map. Montana Dept. of State Lands, 1978, Preliminary environmental review for the proposed granting of an underground mining permit to Beartooth Coal Company, Incorporated, for the reopening of an underground coal mine in the area of Bearcreek, Carbon County, Montana. July 10, 1978. MT Fish, Wildlife & Parks. No date. Blackfoot-Clearwater Wildlife Management Area checklist. Oechsli, L.M. 2000. Ex-urban development in the Rocky Mountain West: consequences for native vegetation, wildlife diversity, and land-use planning in Big Sky, Montana. M.Sc. Thesis. Montana State University, Bozeman. 73 p. Peabody Coal Company, Flagstaff, AZ., 1991, Wildlife monitoring report: 1990 field season, Big Sky Mine. July 1991. Rogers, R.R and A. Rogers. 1995. A survey of nesting ferruginous hawks (Buteo regalis) on public lands in Petroleum and Fergus counties, Montana. Prepared for the USDI Bureau of Land Management, Judith Resource Area. 17 p. Rundquist, V.M. 1973. Avian ecology on stock ponds in two vegetational types in north-central Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 112 p. Sater, S. 2022. The insects of Sevenmile Creek, a pictorial guide to their diversity and ecology. Undergraduate Thesis. Helena, MT: Carroll College. 242 p. Schladweiler, Philip, and John P. Weigand., 1983, Relationships of endrin and other chlorinated hydrocarbon compounds to wildlife in Montana, 1981-1982. September 1983. 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. Stewart, R.E. and H.A. Kantrud. 1972. Population estimates of breeding birds in North Dakota. The Auk 89(4):766-788. Sullivan, Daniel, 1982, Bait stations as a means of rodenticide presentation to control Columbian ground squirrrels. Technical Rep. 82-3. Sept. 1982. Thompson, L.S. 1978. Species abundance and habitat relations of an insular montane avifauna. Condor 80(1):1-14. Thompson, L.S. 1981. Circle West wildlife monitoring study: Third annual report. Technical report No. 8. Montana Department of Natural Resources and Conservation. Helena, Montana. Thompson, W. L. 1993. Ecology of Merriam's Turkeys in relation to burned and logged areas in southeastern Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 195 p. TRC Environmental Corporation. 2009. Results of the 2008 grassland bird displacement study at the Judith Gap wind energy project, Wheatland County, Montana. Judith Gap Energy LLC. Chicago, IL. 24 pp + appendices. U.S. Forest Service. 1991. Forest and rangeland birds of the United States: Natural history and habitat use. U.S. Department of Agriculture, Forest Service Agricultural Handbook 688. 625 pages. Van Horn, R.C. 1993. Ferruginous Hawk and Prairie Falcon reproductive and behavioral responses to human activity near the Kevin Rim, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 86 p. Waage, B.C. 1984. Western Energy Company Rosebud Mine, Rosebud County, Montana: Annual Wildlife Monitoring Report, 1983 Field Season. June 1984. Waage, B.C. 1986. Western Energy Company Rosebud Mine, Rosebud County, Montana: Annual Wildlife Monitoring Report, 1985 Field Season. December 1985. Waage, B.C. 1987. Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Monitoring Report, 1987 Field Season. December 1987. Waage, B.C. 1988. Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Monitoring Report, 1988 Field Season. December 1988. Waage, Bruce C., 1991, Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Monitoring Report, 1990 Field Season. September 1991. Waage, Bruce C., 1993, Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Monitoring Report; 1993 Field Season. April 1993. Waage, Bruce C., compiler., 1985, Western Energy Company Rosebud Mine, Rosebud County, Montana: Annual Wildlife Monitoring Report, 1984 Field Season. October 1985. Waldt, R. 1995. The Pine Butte Swamp Preserve bird list. Choteau, MT: The Nature Conservancy. Updated August 1995. Watts, C.R. and L.C. Eichhorn. 1981. Changes in the birds of central Montana. Proceedings of the Montana Academy of Sciences 40:31-40. Weigand, J. P. 1971. Mercury in Hungarian partridge and in their northcentral Montana environment. Presented at Ore. St. U. Wrkshp. "Mercury in the western environment." Weigand, J. P. 1980. Ecology of the Hungarian partridge in north-central Montana. Wildl. Monogr. No. 74:1-106. Weigand, J.P. 1973. Population characteristics of Hungarian Partridge in north central Montana. State of Montana Proj. No. W-120-R-3. 34 pp. Weigand, J.P. 1977. The biology and ecology of Hungarian (European Gray) partridge (Perdix perdix L.) in northcentral Montana. Ph.D. Dissertattion. Bozeman, MT: Montana State University. 388 p. Westech Environmental Services, Inc., 2003, Wildlife monitoring: Absaloka Mine area, 2002. April 2003 Western Energy Co., Colstrip, MT., 1980, Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Report, 1980. Western Energy Co., Colstrip, MT., 1981, Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Report, 1981. Western Energy Co., Colstrip, MT., 1981, Western Energy Company's Application for a Surface Mining Permit: Area C - Block 1. Vol. 1. May 1981. Western Energy Co., Colstrip, MT., 1982, Western Energy Company Rosebud Mine, Colstrip, Montana: Annual Wildlife Report, 1982. Zackheim, K. 1973. Exhibit H: Wildlife Study. In Ash Grove Cement Co. files.
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