Illinois Department of Natural Resources

Prairie Ridge State Natural Area Bibliography

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Professional and Reviewed Publications

Bouzat, J.L., H.A. Lewin, and K.N. Paige. 1998a. The ghost of genetic diversity past; historical. DNA analysis of the greater prairie chicken. The American Naturalist 152:1-6.

Bouzat, J.L., H.H. Cheng, H.A. Lewin, R.L. Westemeier, J.D. Brawn, and K.N. Pagie. 1998b. Genetic evaluation of a demographic bottleneck in the greater prairie chicken Tympanuchus cupido. Conservation Biology 12:836-843.

Buhnerkempe, J.E. 1979. Habitat utilization and partitioning within a community of nesting grassland birds. Thesis, Eastern Illinois University, Charleston, Illinois, USA.

Buhnerkempe, J.E., W.R. Edwards, D.R. Vance, R.L. Westemeier. 1984. Effects of residual vegetation on prairie chicken nest placement and success. Wildlife Society Bulletin 12 (4): 382-386.

Buhnerkempe, J.E., and R.L. Westemeier 1984. Nest-sites of Turkey Vulture in building in southeastern Illinois. Wilson Bulletin. 96(3): 495-496.

Buhnerkempe, J.E., W.R. Edwards, D.R. Vance and R.L. Westemeier. 1984. Effects of residual vegetation on prairie-chicken nest placement and success. Wildlife Society Bulletin. 12(4): 382-286.

Buhnerkempe, J.E., and R.L. Westemeier. 1988. Breeding biology and habitat of upland sandpipers on prairie chicken sanctuaries in Illinois. Transactions of the Illinois Academy of Science 81:153-162.

Edgin, Bob and J.E. Ebinger. 2000. Vegetation of a Successional Prairie at Prairie Ridge State Natural Area, Jasper County, Illinois: Castanea 65(2): 139-146.

Herkert, J.R., S.A. Simpson, R.L. Westemeier, T.L. Esker, and J.W. Walk. 1999. Response of northern harriers and short-eared owls to grassland management in Illinois. Journal of Wildlife Management 63:517-523.

Kessler, A. 2000. Prairie Analysis at Prairie Ridge State Natural Area, Jasper County, IL. MS Thesis, Eastern Illinois University, Charleston, Illinois, USA.

Kershner, E.L. 2001. Conservation of Grasslands Birds in an Agricultural Landscape: The Importance of Habitat Availability and Demography. PhD dissertation: National Resource and Environmental Sciences, University of Illinois at Urbana-Champaign.

Kershner, E.L., J.W. Walk, and R.E. Warner. In press. Breeding season decisions, renesting and annual fecundity of female eastern meadowlarks. Auk.

Kershner, E.L., J.W. Walk, and R.E. Warner. In press. The reproductive success of brown thrashers nesting in fencerows in an agricultural landscape. Prairie Naturalist.

Louis, W.E. 1999. Nesting Ecology and use of restored wetlands by mallards Anas playrhynchos in Southeastern Illinois. M.S. Thesis, University of Illinois at Urbana Champaign. 40 pages.

Olson, D.J. and W.E. Louis, 1999. Emydoidea blandingii. Herpetological Review.

Olson, D.J. and J.W. Walk. 1999. Rana shenocephala, Nerodia erythrogaster neglecta, and N. sipedon sipedon. Herpetological Review 30: 232-233.

Olson, D.O. and R.E. Warner 2001. Natural History- Grassland Snakes. Diet. Herpetological Review. 32(3): 186-187.

Olson, D.O., R.L. Westemeier, and R.E. Warner. (In prep.-2002?) . A survey of the reptiles and amphibians of Prairie Ridge State Natural Area in Jasper and Marion Counties Illinois.

Rubin, C.S. 1994. Survival, movements, and habitat use of female greater prairie chickens translocated from Minnesota to Illinois. Thesis, University of Illinois, Urbana, Illinois, USA.

Sanderson, G.C., and W.R. Edwards. 1966. Efforts to prevent the extinction of the prairie chicken in Illinois Transactions of the Illinois State Academy of Science 59:3226-333.

Sanderson, G.C., R.L. Westemeier, W.R. Edwards. 1973. Acquisition and management of prairie chicken sanctuaries in Illinois. Pages 59-79 in W.D.

Svedarsky and T. Wolfe, eds. The Prairie Chicken in Minnesota, University of Minnesota, Crookston. 102 pp.

Simpson, S.A, 1984. Seasonal lekking behavior of the Greater Prairie-chicken in Illinois. Thesis, Eastern Illinois University. Charleston, Illinois. USA. 

Svedarsky, W.D., R.L. Westemeier, R.J. Robel, S. Gough, and J. E. Toepfer. 2000. Status and management of the greater prairie-chicken Tympanuchus cupido pinnatus in North America. Wildlife Biology 6(4): 277-284.

Svedarsky, W.D., J.E. Toepfer, R.L. Westemeier, and R.J. Robel. (In press - 2003). Effects of management practices on grassland birds: Greater Prairie chicken. Northern Prairie Wildlife Research Center, Jamestown, ND – pages.

Vance, D.R. 1976. Changes in land use and wildlife populations in southeastern Illinois. Wildlife Society Bulletin 4:11-15.

Vance, D.R. and R.L. Westemeier. 1979. Interactions of pheasants and prairie chickens in Illinois. Wildlife Society Bulletin 7(4):221-225.

Walk, J.W. 1997. Influence of management and habitat area on the distribution and abundance of grassland birds in Illinois. M.S. Thesis, University of Illinois, 64 pages.

Walk, J.W. 1998b. Winter roost sites of northern harrier and short-eared owls on Illinois grassland. Journal of Raptor Research 32:116-119.

Walk. J.W., E.L. Kershner, and R.E. Warner. 1999. Oological notes from Jasper County, Illinois. Transactions of the Illinois State Academy of Science 92:285-288.

Walk, J.W. and R.E. Warner. 1999. Effects of Habitat Area on the Occurrence of Grassland Birds in Illinois. Am Midl. Nat. 141:339-344.

Walk, J.W., T.L. Esker, and S.A. Simpson 1999. Continuous Nesting of Barn Owls in Illinois. Wilson Bull. 111(4) pp. 572-573.

Walk, J.W., E.L. Kershner and R.W. Warner 2000. Nocturnal Singing in Grassland Birds. Wilson Bull. 112(2) pp. 289-292.

Walk, J.W. and R.E. Warner 2000. Grassland management for the conservation of songbirds in the Midwestern U.S.A. Biological Conservation 94:165-172.

Walk, J.W. 2001. Nesting Ecology of Grassland Birds in an Agricultural Landscape. PhD Dissertation: Natural Resource and Environmental Science, University of Illinois at Urbana-Champaign.

Walk, J.W. 2003. A Plan for the Recovery of the Greater Prairie Chicken in Illinois. University of Illinois Post Doctoral Research Bulletin.

Westemeier, R.L. 1973. Prescribed burning in grassland management for prairie chickens in Illinois. Annual proceedings of the Tall Timbers Fire Ecology conference 12:317-338.

Westemeier, R.L. 1980. Greater prairie chicken status and management 1968–1979. Pages 8-17 in Vons, P.A. and F.L. Knoft, eds. Proceedings of the Prairie Grouse Symposium, Stillwater, OK. 89pp.

Westemeier, R,.L. and J. E. Buhnerkempe. 1983. Responses of nesting wildlife to prairie grass management on prairie chicken sanctuaries in Illinois. Pages 39-46 in R. Brewer, ed. Eight North American Prairie Conference Proceedings, Western Michigan University, Kalamazoo. 176 pp.

Westemeier, R.L. 1984. Responses and impact by pheasants on prairie chicken sanctuaries in Illinois: A synopsis. Pages 117-222 in R.T. Dumke, R.G. Stiehl, and R.B. Kahl, eds. PerdixIII: International Partridge/Pheasant Workshop Proceedings. Wisconsin Dept. Natural Resources. Madison. 203 pp.

Westemeier, R.L. 1985. The history of prairie-chickens and their management in Illinois. Pages 17-27 in R.W. McCluggage, ed., Selected papers in Illinois History 1983. Fourth Annual Illinois History Symposium of the Illinois State Historical Society, Springfield, IL 61 pp.

Westemeier, R.L. 1985a. Management plan for native prairie chickens in Illinois. Illinois Natural History Survey, Effingham, Illinois, USA.

Westemeier, R.L. and W.R. Edwards. 1987. Prairie-Chickens: survival in the Midwest. Pares 119-131 in H. Kallman, C.P. Agee, W.R. Goforth, and J.P. Linduska, eds. Restoring America’s Wildlife. U.S. fish and Wildlife Service, Washington, D.C. 394 pp.

Westemeier, R.L. 1988 An evaluation of methods for controlling pheasants on Illinois prairie-chicken sanctuaries. Pages 267-288 in D.L. Hallett, W.R. Edwards, and G.V. Burger, eds. Pheasants: symptoms of wildlife problems on agricultural lands. North Central Section, The Wildlife Society. Bloomington, IN 345 pp.

Westemeier, R.L., T.E. Esker, and S.A. Simpson. 1989. An unsuccessful clutch of northern bobwhites with hatched pheasant eggs. Wilson Bulletin 101:640-642.

Westemeier, R.L., S.A. Simpson, and D.A. Cooper. 1991. Successful exchange of prairie chickens eggs between nests in two remnant populations. Wilson Bulletin 103:717-720.

Westemeier, R.L., S.A. Simpson, and J.W. Walk. 1997. Nesting and brooding by king rails in upland cool-season grasses. Meadowlark 6:12-13.

Westemeier, R.L., J.E. Buhnerkempe, and J.D. Brawn, 1998. Effects of flushing nesting greater prairie-chickens in Illinois. Wilson Bulletin 110(2): 190-197.

Westemeier, R.L., J.D.Brawn, S.A. Simpson, T.L. Esker, R.W. Jansen, J.W. Walk, E.L. Kershner, Bouzat J.L., and K.N. Paige. 1998a. Tracking the long-term decline and recovery of an isolated population. Science 282:1695-1698.

Westemeier, R.L., J.E.Buhnerkempe, W.R. Edwards, J.D. Brawn, and S.A. Simpson. 1998b. Parasitism of greater prairie chicken nests by ring-necked pheasants. Journal of Wildlife Management 62:854-863.

Westemeier, R. L. and S. Gough. 1999. National outlook and conservation needs for greater prairie chickens. Pages 169-187 in W.D. Svedarsky, ed., Greater Prairie Chicken Symposium - A National Look, Minnesota Agriculture Experiment

Station, Crookston, MN. 187 pp.

Westemeier, R.L., S.A. Simpson, and T.L. Esker. 1999. Status and management of greater prairie-chickens. Pages 143-152 in W.D. Svedarsky, ed., Greater Prairie Chicken Symposium - A National Look, Minnesota Agriculture Experiment Station, Crookston, MN 187 pp.

Professional Presentations/Abstracts and Posters

Bolinger, E.K., K. Wentworth and J.W. Walk. Seasonal fecundity and movements of female Dickcissels. Midwest Fish & Wildlife Conference. Minneapolis, MN (2000)

Kershner, E.L., J.W. Walk, and R.E. Warner. The effect of predator distribution on grassland bird nest success. North American Ornithological Conference. St. Louis, MO. (1998)

Kershner, E.L., J.W. Walk, and R.E. Warner. The effect of predator removal on grassland bird nest success. Wilson Ornithological Society Annual Meeting. Waterville ME. (1999), Illinois Chapter of the Wildlife Society Annual Meeting. Monticello, IL (1999), Midwest Fish Wildlife conference. Cincinnati, OH (1998)

Kershner, E.L., J.W. Walk, and R.E. Warner. Avian productivity in restored grasslands. Illinois Chapter of The Wildlife Society Grassland Workshop. Effingham, IL (2000), Illinois Renewable Natural Resources Conference. Peoria, IL (2001)

Kershner, E.L., J.W. Walk, and R.E. Warner. Post-fledging movement and survival of Eastern Meadowlarks. Illinois Renewable Natural Resources Conference. Peoria, IL . (2001)

Olson, D.J., J.W. Walk, and R.E. Warner. 2001. Population size, movement and status of the ornate box turtle Terrepene ornata in a highly fragmented landscape. Illinois Renewable Natural Resources Conference, Peoria.

Simpson, S.A, 1983. Seasonal Lekking Activity of the Greater Prairie Chicken in Illinois.. 15th Prairie Grouse Technical Council Conference. Emporia, Kansas.

Simpson, S. A. 1987 Illinois Chapter of The Wildlife Society Annual Meeting , Pekin, IL gave presentation on “Pheasant Control on the Prairie Chicken Sanctuaries. “

Simpson, S.A. 1987. Pheasant control measures on prairie chicken sanctuaries in Jasper County, Illinois. 17th Prairie Grouse Technical Conference and “Prairie

Chickens on the Sheyenne National Grasslands” Symposium. University of Minnesota-Crookston.

Simpson, S.A. 1991. Genetic management of Illinois prairie chickens. 19th Prairie Grouse Technical Council Conference. Billings, Montana.

Simpson, S.A. 1996 Illinois Chapter of The Wildlife Society, Effingham, gave presentation on “Status and Management of Illinois Prairie Chickens and other grassland birds at the Illinois Prairie Chicken Sanctuaries”

Simpson, S. A. 1996. National Public Radio Interview, WBEZ - Chicago, IL on “Genetic Management of Illinois Prairie Chickens.”

Simpson, S.A. 1998. Genetic management of Illinois prairie chickens. Prairie Grouse Technical Council 22nd International Meeting. College Station, Texas.

Simpson, S. A. 1999. Great Lakes Radio Consortium Interview (138 Public Radio Stations) on “Illinois Prairie Chickens”.

Simpson, S.A. 2000. Gave Presentation at Annual Meeting of the Illinois Audubon Society, Effingham, IL on “Grassland Birds at Prairie Ridge State Natural Area”.

Simpson, S. A. 2000. Management of grassland birds at Prairie Ridge State Natural Area. Illinois Chapter of the Wildlife Society Grassland Management Workshop Field Trip to Prairie Ridge State Natural Area. Effingham

Simpson, S.A. 2002. Greater Prairie Chicken History, Current Status, and Conservation Needs in Bird Conservation Region 22 East of the Mississippi River. Integrated Bird Conservation Planning Meeting, Morgantown, Indiana.

Walk, J.W. and E.L. Kershner. Success of shrub-nesting birds relative to surrounding land use. North American Ornithological Conference. St. Louis, MO. (1998)

Walk, J.W., E.L. Kershner, and R.E. Warner. Effects of area and age of habitat patches on nesting success in grassland birds. Wilson Ornithological Society Annual meeting. Waterville ME. (1999), Illinois Chapter of The Wildlife Society Annual Meeting. Monticello, IL (1999), 1st Annual Graduate Student Symposium. Urbana, IL (1999), Midwest Fish & Wildlife Conference. Cincinnati, OH. (1998)

Walk, J.W. and R.E. Warner. Influence of management and patch size on the distribution of grassland birds. North American Ornithological Conference. St. Louis, MO (1998)

Walk, J.W., E.L. Kershner, and R.E. Warner. Abundance and productivity of birds in managed grasslands. Illinois Chapter of The Wildlife Society Grassland Management Workshop. Effingham, IL (2000)

Walk, J. W., E.L. Kershner and R. E. Warner. Reproductive success of Loggerhead Shrikes in southeastern Illinois. Illinois Renewable Natural Resources Conference. Peoria, IL (2001)

Walk, J.W., E.L. Kershner, and R.E. Warner. Agricultural and wooded grassland edges: effects on nest predation and brood parasitism. Illinois Renewable Natural Resources conference. Peoria, IL. (2001)

Westemeier, R.L. 1966 April 22. Attended Illinois State Academy of Science, Normal, IL, and presented “The Status of the Prairie Chicken and its Management in Illinois.”

Westemeier, R.L. 1967 Sept. 12-14. Chairman of 7th National Prairie Grouse Technical Council Conference, Effingham, IL and presented paper on “Nesting Ecology of Prairie Chickens in Illinois: a Progress Report.”

Westemeier, R.L. 1969 Dec. 7-10. Attended Midwest Wildlife Conference, St. Paul, Minn. And presented “Behavioral Ecology of Prairie Chickens as it Relates to Management.”

Westemeier, R.L. 1971 Jan. 21-23. Attended IL Chapter, The Wildlife Society meeting, Springfield, IL, and presented paper on “Encouraging Status of the Prairie Chicken in Illinois.”

Westemeier, R.L. 1971 Attended 9th Prairie Grouse Technical Council Conference, Dickinson, ND, and presented “Management Techniques and Population Respo0nses of Prairie Chickens in Illinois.”

Westemeier, R.L. 1972 June 8-10. Attended Tall Timber Fire Ecology Conference, Lubbock, TX, and presented “Prescribed Burning in Grassland Management for Prairie Chickens in Illinois.”

Westemeier, R.L. 1975 Feb. 13. Gave lecture to Chicago Academy of Science, Chicago, on “The Decline of the Illinois Prairie chicken.”

Westemeier, R.L. 1975. Attended 11th Conference of the Prairie Grouse Technical Council, Victoria, TX, and presented “Status and Management of Prairie Chickens in Illinois.”

Westemeier, R.L. 1977 Attended 12th Conference of The Prairie Grouse Technical Council, Pierre, SD, and presented “Responses of Prairie chickens to Habitat Manipulations in Illinois.”

Westemeier, R.L. 1979 Sept. 26-28. Attended 13th Conference of Prairie Grouse Technical Council, Wisconsin Rapids, WI and presented “Factors Affecting Nest Success by Prairie Chickens in Illinois.”

Westemeier, R.L. 1979 Oct. 6. Gave paper at annual convention of Indiana Audubon Society on “Prairie Chickens and Associated Wildlife: Their History and Future in the Midwest.”

Westemeier, R.L. 1980. Sept. 17-18. Attended Prairie Grouse Symposium, Stillwater, OK, and presented “Greater Prairie Chicken Status and Management 1968-79.”

Westemeier, R.L. 1981 Sept. 23-25. Attended 14th conference of the Prairie Grouse Technical Council, Halsey, NE, and presented paper on “The Relative Significance of Reproductive Performance and Winter Mortality to Illinois Prairie Chickens.”

Westemeier, R.L. 1982 August 3-5. Attended Eighth North American Prairie Conference in Kalamazoo, MI, and presented paper (by invitation) on “Responses of Nesting Wildlife to Prairie Grass Management on Prairie Chicken Sanctuaries in Illinois.”

Westemeier, R.L. 1983 March 29-30. Attended Perdix III, International Partridge/Pheasant Workshop, Cambellsport, WI and presented paper (by invitation) on “Responses and impact by pheasants on prairie chicken sanctuaries in Illinois.”

Westemeier, R.L. 1983 September 20-22. Attended 15th conference of the Prairie Grouse Technical Council, Emporia, KS, and presented paper on “Cycles, densities, and thresholds as considerations for prairie chickens in Illinois.”

Westemeier, R.L.1985 September 24-26. Attended 16th conf. Prairie Grouse Technical Council, Sedalia, MO and gave paper “Parasitism of prairie-chicken nest by pheasants in Illinois.”

Westemeier, R.L. 1986 March 14. Presented “Update on pheasant/prairie chicken interactions” to Ill. Chapter, The Wildlife Society.

Westemeier, R.L. 1987 December 7-9. Attended 49th Midwest Fish and Wildlife Conference and gave paper on “An evaluation of methods for controlling pheasants on Illinois prairie chicken sanctuaries.”

Westemeier, R.L. 1989 Principal speaker. Wildlife responses on prairie chicken sanctuaries; Pheasant control for prairie chicken preservation; and Prairie pasture development (3 talks). Indiana Chapter of the Wildlife Society, 7 September, Glendale, IN.

Westemeier, R.L. 1989 Conference speaker. Habitat size and edge effects on success and parasitism of prairie chicken nests. 18th prairie Grouse Technical Conference, 12-15 September, Escanaba, MI.

Westemeier, R.L. 1990 Invited speaker. Prairie chicken responses to management in Illinois: Before and after pheasant intervention. Prairie Chickens at the Crossroads Conference. 3 February. Kansas City, MO.

Westemeier, R.L. 1991 Invited speaker, Chicago Academy of Science, Responses and status of grassland birds on restored grassland ecosystems. 12 Feb., Chicago, IL.

Westemeier, R.L. 1991 Conference speaker, Decline in quality of prairie chicken eggs. Symptom of inbreeding depression?, and panel participant in discussion of prairie grouse translocations- eggs. 19th Prairie Grouse Technical Conference, 25-27 Sept, billings, MT. Toured prairie grouse range in Wyoming, Colorado, and Kansas on return trip.

Westemeier, R.L. 1992 Co-authored paper by Etter, S.A. (presenter) R. L. Westemeier, and R.E. Warner. Conceptual issues in the ecology of Illinois pheasants and prairie chickens. 54th Midwest Fish & Wildlife Conf., 6-9 Dec., Toronto, Ont.

Westemeier, R.L. 1993 Conference speaker, “Survival, movements, habitat use, and reproduction of greater prairie chickens translocated from Minnesota to Illinois: Phase I”, reported work as archive custodian for Council; reported work on committee to upgrade public image of prairie grouse; toured prairie grouse range in Colorado; and received The Hamerstrom Award for exemplary contributions to prairie grouse conservation. 20th Prairie Grouse Technical Conference, 25-28 July, Ft. Collins, CO.

Westemeier, R.L. 1994 Invited speaker, IL Chapter, The Wildlife Society, Pres. Paper on “Ecology of translocated prairie chickens in an agricultural landscape with restored grasslands.” 9-10 March, Marion, IL .

Westemeier, R.L. 1994 Invited speaker, Fourth Central Illinois Prairie Conference. Presented paper on “Restored prairie types vs. domestic cool-season grasses and legumes for prairie chickens,” field trip, 17-18 Sept., Millikin, U., Decatur, IL

Westemeier, R.L. 1995 Conference speaker on “nest and brood habitats used by translocated greater prairie chickens in Illinois;” served on panel discussion and 2 committees; 21st Prairie Grouse Technical Council Conference, Medora, ND, 28-31 August.

Westemeier, R.L. 1990. Prairie chicken responses to management in Illinois: Before and after pheasant intervention. Pages 4-6 in Summaries of Selected Talks from Prairie Chickens at the Crossroads. Missouri Prairie Foundation and Missouri Department of Conservation.

Westemeier, R.L. 1990. Predation and parasitism of prairie chicken nests in relation to habitat size and edge (Abstract). Proc. 18th Prairie Grouse Technical Council Conf., Escanaba, MI.

Westemeier, R.L., R.W. Jansen, and S.A. Simpson. 1995. Nest and brood habitats used by translocated greater prairie chickens in Illinois (Abstract). Page 17 in J. Kobriger, compiler. Proceedings of 21st Prairie Grouse Technical Council meeting, Medora, North Dakota, USA.

Popular Articles and Non Reviewed Publications

Ambrose, Dave 1991. Plight of the Prairie Chicken. Outdoor Highlights, Illinois Department of Conservation, Vol. 19, No. 12. pp.6-13.

Buhnerkempe, J.E., and R.L. Westemeier 1984. Northern Harrier Nests on a Prairie-Chicken Sanctuary in Jasper County, Illinois. Illinois Audubon Bulletin 208:pg 28-29.

Day, Susan 1997. Prairie Boomers. Wild Outdoor World, May/June pp. 38-42.

DeNeal, Judy 1994. The Greater Prairie-Chicken in Illinois. Meadowlark Vol.2, No. 4 pp. 122-126.

Devore, Sheryl 2000. Birding Illinois. Falcon Publishing, Inc. Helena, MT 356pp

Ellis, R.J. 1964. Responses of prairie chickens to habitat manipulation. P-R Job completion Report W-66-R-3, Illinois.

Etter, S.L., R.L. Westemeier, and R.E. Warner. 1992. Conceptual issues in the ecology of Illinois pheasants and prairie chickens (Abstract). 54th Midwest Fish & Widl. Conf., Toronto, Ont.

Heske, E.J. 1999. Habitat use by Small Mammals in an Intensively Managed Grassland Wildlife Sanctuary. Illinois Natural History Survey, Champaign, Illinois, Final Report.

Lockhart, J. 1960. The Prairie Boomer. Outdoors in Illinois. Vol.7. No.2.

Lockhart, J. 1973. The Last Chance. Illinois Department of Conservation. Bulletin.

Larson, D.L. 2002. Living on the Fringe of Farmland. Illinois Steward - Spring 2002 Vol. 11, No.1.

Ortego, B. 1998. High Counts in the United States and Canada. American Birds 98th Christmas Bird Count: 600-610.

Ortego, B. 2000. High Counts in the United States. American Birds 100th Christmas Bird Count: 674-682.

Ortego, B. 2001. High Counts in the United States. American Birds 101st Christmas Bird Count: 104-112.

Simpson, S.A., and T.L. Esker. 1997. Prairie Ridge State Natural Area Habitat Plan. Illinois Department of Natural Resources - Division of Natural Heritage, Springfield, Illinois, USA.

Simpson, S.A. 1998. Prairie Ridge State Natural Area. A grassland bird success story involving 40 years of cooperation among public agencies, private conservation organizations, and dedicated individuals. Illinois Audubon- Fall 1998 266: 4-9.

Simpson, S.A. 2001. Prairie Chickens; Promoting a Population Boom. Illinois Steward - Spring 2001 Vol. 10; No.1

Walk. J.W., E.L. Kershner, and R.E. Warner. 1997. Songs of the grassland. The Illinois Steward 6:20-24.

Walk, J.W. 1998a. Birds of Prairie Ridge State Natural Area. Meadowlark 7:8-11.

Walk, J.W. and E.L. Kershner. 1999. Grassland bird research at Prairie Ridge State Natural Area. Meadowlark 7:105-106.

Walk, J.W. 2001. Birds in the Beans. Illinois Audubon . Winter 2001-02.

Westemeier, R.L. 1980. The prairie boomers; a sight and sound preserved. Ill. Dept. Conserv. Outdoor Highlights. 8(4):6-9.

Westemeier, R.L. 1980. Prairie and prairie chickens. The Illinois Natural History survey Reports. June 1980, No. 198.

Westemeier, R.L. and S. F. Stone. 1980. The prairie boomer: Spring 1980 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chicken. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. and S. F. Stone. 1980. The prairie boomer: Fall 1980 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chickens. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. and S. F. Stone. 1981. The prairie boomer: Spring 1981 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chickens. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. and S. F. Stone. 1982. The prairie boomer: Winter 1982 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chickens. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. and S. F. Stone. 1982. The prairie boomer: Spring and Summer 1982 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chickens. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. and S. F. Stone. 1982. The prairie boomer: Fall and Winter 1982 newsletter serving Jasper and Marion counties and marking the progress of the Illinois prairie chickens. Ill. Dept. Conserv. 2 pp.

Westemeier, R.L. 1984. Prairie Chicken management-cycles, densities, and thresholds. INHS Reports No. 235.

Westemeier, R.L. 1984. Preserving the prairie chicken. Illinois Resources. 2(4):2.

Westemeier, R.L. 1984. Status of Illinois Prairie Chickens: spring 1984. Champaign County Audubon Soc. Newsletter No. 5, p.3.

Westemeier, R.L. 1984. Illinois. (prairie chicken status) P.G. News. National Prairie Grouse Technical Council. October 1984. P. 2-3.

Westemeier, R.L. 1986. Endangered prairie chickens and some species interactions. Illinois Natural History Survey Reports 262:1-2.

Westemeier, R.L. 1989. Upland sandpipers on Illinois prairie chicken sanctuaries. Illinois Natural History survey Reports 284:1-2.

Westemeier, R.L., 1991. New residents on sanctuaries. Illinois Natural History Survey Reports 306:1.

Westemeier, R.L., 1992. Exchanging prairie chicken eggs. INHS Reports No. 316. P. 1-2.

Westemeier, R.L., C.S. Rubin, T.L. Esker, and S.A. Simpson. 1993, Survival, movements, habitat use, and reproduction of greater prairie chickens translocated from Minnesota to Illinois: Phase I. (Abstract). Proc. 20th Prairie Grouse Technical Council Conf., Ft. Collins, CO.

Westemeier, R.L., C.S. Rubin, R.E. Warner, T.L. Esker, S.A. Simpson, and J.E. Toepfer. 1994. Ecology of translocated prairie chickens in an agricultural landscape with restored grasslands. (Abstract) Proc. IL. Chapter, The Wildlife Society conf., Marion, IL.

Westemeier, R. L. 1994. More than prairie chickens. Illinois Natural History Survey Reports 325:6-7.

Westemeier, R.L., C.S. Rubin, R.E. Warner, T.L. Esker, S.A. Simpson, and J.E. Toepfer. 1994. Survival, movements, habitat use, and reproduction of greater prairie chickens translocated from Minnesota to Illinois: Phase 1. (Progress Report) Illinois Natural History Survey, Effingham, Illinois, USA.

Westemeier, R.L. C.S. Rubin, and R.W. Jansen. 1994. Restored prairie types vs domestic cool-season grasses and legumes for prairie chickens (Abstract). Proc. Fourth Central Illinois prairie Conf., Millikin U., Decatur, IL.

Westemeier, R.L. R.W. Jansen, and S.A. Simpson. 1995. Nest and brood habitats used by translocated greater prairie chickens (Abstract). Proc. 21st Prairie Grouse Technical Council Conf., Medora, ND.

Westemeier, R.L., and R.W. Jansen. 1995. Nonresident Prairie Chickens in Illinois INHS Reports No. 332 p. 1,9.

Westemeier, R.L. 1997. Grassland for prairie chickens: how much is enough? Illinois Natural History Survey Reports 343:1-2.

Wiseman, N.E. and R.L. Westemeier. 1987 Endangered Species – Prairie chickens. The Natural Resources of Illinois. Illinois Natural History Survey special Publication 6. 24.p.

Reports and Non-refereed Publications

Buhnerkempe, J.E. and R.L. Westemeier. 1985. Grassland Wildlife nest studies, 1985. Ill. Nat. Hist. Surv. (white paper). 20 pp.

Simpson, S.A. and D.L. Cooper 1992. Action Plan for Genetic Management of Illinois Prairie Chickens. Illinois Department of Conservation, Division of Natural Heritage Special Plan 4 pages.

Simpson, S.A., J.E. Buhnerkempe, and R.L.Westemeier. 1986. Annual prairie chicken management report to cooperators. Ill. Nat. Hist. Surv. (white paper). 26 pp.

Simpson, S.A. and R.L. Westemeier. 1987 Annual prairie chicken management report to cooperators. Ill. Nat. Hist. Surv. (white paper). 23 pp.

Simpson, S.A. 1988. Annual prairie-chicken management report to cooperators. Illinois Department of Conservation (white paper).

Simpson, S.A. 1989. Annual prairie-chicken management report to cooperators. Illinois Department of Conservation (white paper).

Simpson, S.A. 1990. Annual prairie-chicken management report to cooperators. Illinois Department of Conservation (white paper).

Westemeier, R.L. 1966. Job Completion Report, Ill. Dept. Conserv. F.A. Project W-66-R-5, Job 9. 10pp. Mimeo.

Westemeier, R.L. 1967. Job Completion Report, Ill. Dept. Conserv. F.A. Project W-66-R-6, Job 9. 7pp. Mimeo.

Westemeier, R.L. 1968. Job Completion Report, Ill. Dept. Conserv. F.A. Project W-66-R-7, Job 9. 6pp. Mimeo.

Westemeier, R.L. 1969. Ecology and management of the prairie chickens in south-central Illinois. Ill. Dept. Conserv. P-R Rept. Project W-66-R-8, 16 pp. Mimeo

Westemeier, R.L. and W.R. Edwards. 1969. Second annual report of the prairie chickens in south-central Illinois. Ill. Dept. Conserv. P-R Rept. Project W-66-R-9, 18 pp. Mimeo.

Westemeier, R.L. 1970. Ecology and management of the prairie chickens in south-central Illinois. Ill. Dept. Conserv. P-R Rept. Project W-66-R-9, 18 pp. Mimeo.

Westemeier, R.L. and W.R. Edwards. 1970. Third annual report of the Prairie Grouse Committee. Illinois chapter - The Nature Conservancy. 18 pp. Mimeo.

Westemeier, R.L. 1971. Ecology and management of the prairie chickens in south-central Illinois. Ill. Dept. Conserv. P-R Rept. Project W-66-R-10. 21 pp. Mimeo.

Westemeier, R.L. 1971. Fourth annual report of the Prairie Grouse Committee. Illinois Chapter- The Nature conservancy. 25 pp. Mimeo.

Westemeier, R.L.1972. Factors affecting nest placement by prairie chickens. Ill. Dept. Conserv. P-R Rept., Project W-66-R-11. 22 pp. Mimeo

Westemeier, R.L. and D.R. Vance. 1972. Fifth annual rep of the Prairie Grouse Committee. Illinois Chapter- The Nature Conservancy. 25 pp. Mimeo.

Westemeier, R.L. 1973. Factors affecting nest placement by prairie chickens. Ill. Dept. Conserv. P-R Rept., Project W-66-R-12. 22 pp. Mimeo.

Westemeier, R.L. 1973. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept., Project W-66-R-13. 11 pp. Mimeo.

Westemeier, R.L. , D.R. Vance, and W.R. Edwards. 1974. A preliminary proposal for CIPS participation in preserving a remnant flock of native prairie chickens near Bogota, Jasper county, Illinois. Illinois Natural History Survey. 29 pp. Mimeo.

Westemeier, R.L. 1974. Illinois prairie chicken ecology and management investigations. Ill. Dept,. Conserv. P-R Rept., Project W-66-R-14. 20 pp. Mimeo.

Westemeier, R.L. 1974. Sixth and seventh annual reports of the Prairie Grouse Committee, Illinois Chapter - The Nature Conservancy. 24 pp. Mimeo.

Westemeier, R.L. 1975. Illinois Prairie Chicken Adaptable Bird. Champaign News-Gazette, 23 March 1975. P.2, Sect. 1

Westemeier, R.L. 1975. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept., Project W-66-R-15. 4 pp. Mimeo

Westemeier, R.L. And D. Russel Vance. 1976. Eighth annual report of the Prairie Grouse Committee, Illinois Chapter- The Nature Conservancy. 28 pp. Mimeo.

Westemeier, R.L. 1976. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept., Project W-66-R-16. 29 pp. Mimeo.

Westemeier, R.L. 1977. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept, Project W-66-R-17. 38 pp. Mimeo.

Westemeier, R.L. and W.R. Edwards. 1977. A first-step proposal for dedication of certain lands of the CIPS Newton Power Station for management of endangered prairie chickens in Illinois. Ill. Nat. Hist. Surv. 6 pp. Mimeo.

Westemeier, R.L. 1978. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept., Project W-66-R-18. 38 pp. Mimeo.

Westemeier, R.L., W.R. Edwards, and G.C. Sanderson. 1978. Project description for land acquisition for prairie chickens in Marion County, Illinois. Illinois Natural History Survey . 6 pp. Mimeo.

Westemeier, R.L. 1979. Illinois prairie chicken ecology and management investigations. Ill. Dept. Conserv. P-R Rept., Project W-66-R-19. 42 pp. Mimeo.

Westemeier, R.L. 1980. Grassland ecology and management investigations. Ill. Dept. of Conserv. P-R Rept., Project W-66-R-20. 25 pp. Mimeo.

Westemeier, R.L. 1981. Guidelines for a cooperative approach to habitat management for a remnant flock of prairie chickens near Hoyleton, Illinois. Ill. Nat. Hist. Surv. 15 pp.

Westemeier, R.L. 1981. Grassland ecology and management investigations. Ill. Dept. of Conserv. P-R Rept., Project W-66-R-21. 32 pp.

Westemeier, R.L. 1981. Impact of pheasants on prairie chickens in Illinois and some possible solutions. Ill. Nat. Hist. Surv. 35 pp.

Westemeier, R.L. 1982. Recommended activity schedule for the 200-acre grasssland management unit on the CIPS Newton Power State (Revised 6 January 1982). Ill. Nat. Hist. Surv. 6 pp.

Westemeier, R.L. 1982. Pheasants threaten Jasper County prairie chickens. The Illinois Natural History Survey Reports. January 1982. No. 213.

Westemeier, R.L. 1982. Grassland ecology and management investigations. Ill. Dept. of Conserv. R-R Rept., Project W-66-R-22. 9 pp.

Westemeier, R.L., and W.R. Edwards. 1982. Constraints on the extraction of minerals from prairie chicken sanctuaries. Ill. Nat. Hist. Surv. 14 pp.

Westemeier, R.L. 1983. Management prospectus for native prairie chickens in Illinois. Ill. Nat. Hist. Surv. 100+ pp.

Westemeier, R.L. 1964-83. Monthly Wildlife Research Letter. Illinois Federal Aid Project W-66-R. Department of Conservation and Natural History Survey, cooperating; 12 reports per years since 1964.

Westemeier, R.L. and J.E. Buhnerkempe. 1983. Grassland ecology and management investigation. Ill. Dept. of Conserv. Quarterly P-R Rept., Project W-66-R-24 (2 reports, 4 pp each).

Westemeier, R.L. and J. E. Buhnerkempe. 1984. Grassland ecology and management investigation. Ill. Dept. of Conserv. Quarterly P-R Rept., Project W-66-R-25 (4 reports, 3-6 pp each).

Westemeier, R.L. 1984. Grassland ecology and management investigations. Ill. Dept. of Conserv. Annual P-R Rept., Project W-66-R-24. 7 pp. +29 pp. Appendix.

Westemeier, R.L. 1984. Annual prairie-chicken management report to cooperators. Ill. Nat. Hist. Surv. 29 pp.

Westemeier, R.L. and J.E. Buhnerkempe. 1985. Annual prairie chicken management rep to cooperators. Ill. Nat. Hist. Surv. (white paper). 15 pp.

Westemeier, R.L. 1985. Grassland ecology and management investigations. Ill. Dept. of Conserv. Final P-R Repot. W-66-R-23, 24, 25. 12 pp +148 pp. Appendix.

Westemeier, R.L. 1985. The critical need for reduction of pheasants on prairie-chicken sanctuaries: a recommendation. Ill. Nat. Hist. Surv. (white paper). 10 pp.

Westemeier, R.L. 1986. Protection of native endangered prairie-chickens from ring-necked pheasants on Illinois sanctuaries. Ill. Nat. Hist. Surv. (white paper). 26 pp.

Westemeier, R.L. 1986. Development of a prairie pasture demonstration area in Jasper County, Illinois. Ill. Nat. Hist. Surv. (3 reports to DENR in 1986).

Westemeier, R.L. 1986. Fact sheet on Illinois prairie chickens: relative to the current threat by pheasants and their control on prairie chickens sanctuaries in Jasper County (INHS white paper). 6 pp.

Westemeier, R.L. 1988. Prairie chicken research rept to cooperators. Ill. Nat. Hist. Surv. (white paper). 15 pp.

Westemeier, R.L. 1988. Development of prairie pasture demonstration areas, Phase II. Ill. Nat. Hist. Surv. Final Rep to DENR. 42 pp. (Plus 3 Quarterly Reports in 1988).

Westemeier, R.L. 1989. Prairie chicken research report to cooperators. Ill. Nat. Hist. Surv. (white paper). 18 pp.

Westemeier, R.L. 1989. Feasibility of exchanging prairie chicken eggs between nests on the Jasper and Marion County Sanctuaries. Ill. Nat. Hist. Surv. (white paper). 9 pp.

Westemeier, R.L. 1990. Prairie chicken research report to cooperators. Ill Nat. Hist. Surv. (white paper). 22 pp.

Westemeier, R.L. 1992. Exchanging prairie chicken eggs. INHS Reports. No. 316. P. 1-2.

Westemeier, R.L. , C.S. Rubin, R.E. Warner, T.L. Esker, S.A. Simpson, and J.E. Toepfer. 1994. Survival, movements habitat use, and reproduction of greater prairie chickens translocated from Minnesota to Illinois: Phase 1. Ill. Nat. Hist. Surv. (Special Report).

Westemeier, R.L., and R.W. Jansen. 1994. Illinois (prairie chickens). P.G. News [newsletters (2)] of the prairie Grouse Technical Council, Dickinson, ND.

Westemeier, R.L., and S.A. Simpson. 1995. Illinois (prairie chickens). P.G. News.

[newsletters (2)] of the Prairie Grouse Technical Council, Dickinson, ND.

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