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Proceedings of the 8th Biennal Symposium
Cody, Wyoming
Table of Contents
Populations and Management
Effective population sizes for bighorn sheep
Nancy N. FitzSimmons and Steven W. Buskirk
Why is Montana the land of giant rams?
Duncan Gilchrist
Bighorn sheep movements and summer lamb mortality in central Idaho
James J. and Holly A. Akenson
Trophy hunting of Dall sheep in Alaska; an evaluation of the biological implication
Francis J. Singer and Lyman Nichols
Managing bighorn habitat from a landscape perspective
James A. Bailey
Management implications of an intensive study of winter foraging ecology of bighorn sheep
Nike J. Goodson and David R. Stevens
Status of mountain sheep in Morgan Creek, east-central Idaho
Gina L. Karasek, Michael D. Scott and James M. Peek
Population dynamics, seasonal distribution and movement patterns of the Laramie Peak bighorn sheep herd
Daniel A. Hengel, Stanley H. Anderson and William G. Hepworth
Decline and habitat abandonment by bighorn sheep on Battlement Mesa, Colorado, 1906-1990
Mary L. Cunningham and James A. Bailey
Critique of carrying capacity concepts concerning Dall Sheep
Wayne E. Heimer
Determining the future of bighorn herds in wilderness areas
James A. Bailey and Melanie M. Woolever
Bighorn Diseases
Effect of pneumonia on population size and lamb recruitment in Whiskey Mountain bighorn sheep
Thomas J. Ryder, Elizabeth S. Williams, Kenneth W. Mills, K. H. Bowles and E. Tom Thorne
Lamb survival and herd status of the Lostine bighorn herd following a Pasteurella die-off
Victor L. Coggins
Failure of an experimental Pasteurella haemolytica vaccine to prevent respiratory disease and death in bighorn sheep after exposure to domestic sheep
William J. Foreyt
Naturally occurring pneumonia in caesarian-derived Rocky Mountain bighorn sheep lambs Alton C. S. Ward, David L. Hunter, Martha D. Jaworski, V. Michael Lane, Jerry L. Zaugg, and Marie S. Bulgin
Theoretical concepts of disease versus nutrition as primary factors in population regulation of wild sheep
Mike R. Dunbar
Pharyngeal microflora of Dall and domestic sheep in Alaska: management implications Wayne E. Heimer, Randall L. Zarnke and Francis J. Mauer
Gastrointestinal parasites of bighorn sheep in western Montana and their relationship to herd health
David E. Worley and Floyd M. Seesee
Experimental contact association between bighorn sheep, elk and deer with known Pasteurella haemolytica infections
William J. Foreyt
Management and Research Techniques
Seasonal changes in lamb:ewe ratios
Jon T. Jorgenson
Use of age ratios to predict bighorn sheep population dynamics
Marco Festa-Bianchet
Estimation of Dall sheep numbers in the Wrangell-St. Elias National Park and Preserve
Dale Strickland, Lyman L. McDonald, Dale Taylor, Kurt Jenkins, and John Kern
Preliminary tests of a mountain sheep habitat model using a geographic information system
Vernon C. Bleich, Matthew C. Nicholson, Amanda T. Lombard, and Peter V. August
Habitat Relations
Foraging behavior and vegetation responses to prescribed burning on bighorn sheep winter range
Doug McWhirter, Scott Smith, Evelyn Merrill, and Larry Irwin
The role of precipitation and temperature in the winter range diet quality of mountain sheep of the Mount Baxter herd, Sierra Nevada
John D. Wehausen
Mountain Goats
Preliminary observations of timing and causes of mountain goat kid mortality in west-central Alberta
Kirby G. Smith, Martin A. Urquhart, and Marco Festa-Bianchet
Winter habitat selection by mountain goats in the north-central Cascades
Brian A. Gilbert and Kenneth J. Raedeke
Mountain goat habitat of Wyoming’s Beartooth Plateau: implications for management
Lisa A. Haynes
Population dynamics and behavior of mountain goats using Elliott Ridge, Gore Range, Colorado
Anne Hopkins, James P. Fitzgerald, Alex Chappell, and Gene Byrne
Social dominance and its influence on the foraging efficiency of the mountain goat: a preliminary report
Francois Fournier
Poster Session Abstracts
Mitochondrial DNA variation and genetic population structure in Rocky Mountain bighorn sheep
Gordon Luikart
Modelling Dall sheep habitat in the northern YukonManon Desforges and Jean Carey
Population dynamics of bighorn sheep using reclaimed habitat in open pit coal mines in west-central AlbertaBeth MacCallum
Spinster bighorn ewe groups in the Arkansas River Canyon, Canon City, Colorado
Dale F. Reed, Michael W. Miller, and Jack Vayhinger
Guidelines of the Northern Wild Sheep and Goat Council