1st CALL FOR ABSTRACTS
2026 NWSGC Biennial Symposium
Spring 2026

Northern Wild Sheep and Goat Council 12 – 2000

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Proceedings of the 12th Biennal Symposium
Whitehorse, Yukon


Table of Contents

Habitat

Identification of Bighorn Sheep Migration Corridors Using GPS Telemetry Systems
S.L. Lemke and D.N. Jury

Effects of Prescribed Grassland Burns on Forage Availability, Quality and Bighorn Sheep Use
K.E. Ruckstuhl, M. Festa-Bianchet and J.T. Jorgenson

The Use of Video for Mountain Goat Winter Range Habitat Inventory and Assessment of Overt Helicopter Disturbance
S.M. Gordon and D.M. Reynolds

An Evaluation of a GIS-Based Habitat Model for Bighorn Sheep Winter Range in Glacier National Park, Montana (abstract)
G.H. Dicus

GPS Wildlife Collars: Bias from Topographical and Coastal Forest Canopy Constraints (abstract)
S. Taylor

Health

Pneumonia as a Cause of Mortality in Two Dall’s Sheep in the Mackenzie Mountains, Northwest Territories, Canada
E. Jenkins, S. Kutz. A. Veitch, B. Elkin, M. Chirino-Trejo and L. Polley

Blood Chemistry and Trace Mineral Reference Values for California Bighorn Sheep in Oregon
D.G. Whittaker, J.C. Lemos and T.R. Clark

Rocky Mountain Bighorn Sheep Transplants in Hells Canyon
V.L. Coggins, E.F. Cassirer, P. Matthews and M. Hansen

An Unusual Contagious Ecthyma Outbreak in Rocky Mountain Bighorn Sheep
D.S. Merwin and G.C. Brundige

New Host and Geographic Records for Protostongylus stilesi and Parelaphostrongylus odocoilei in Dall’s Sheep from the Mackenzie Mountains, Northwest Territories, Canada (abstract)
S. Kutz, A. Veitch, E. Hoberg, B. Elkin, E. Jenkins and L. Polley

Preliminary Evaluation of Trace Element Levels and Pathogen Exposure in Hells Canyon Bighorn Sheep (abstract)
E.F. Cassirer, M. Drew, V.L. Coggins and P. Fowler

What Microsatellites Can Tell Us About Disease Resistance in Free-Living Sheep Populations: The Genetics of Resistance to Nematodes in Naturally Parasitised Soay Sheep From St. Kilda, Scotland (abstract)
D. Coltman

Designing a protocol: What should you do if you are faced with a bighorn sheep die-off?
G. Erickson

Climate Change

Cohort Variation in Horn Growth of Dall Sheep Rams in the Southwest Yukon, 1969-1999
D.S. Hik and J. Carey

Parasite Biodiversity, Development, and Transmission: An Integrative Model for Monitoring Climate Change at Northern Latitudes (abstract)
S. Kutz, E. Hoberg, L. Polley

Biology and Management
R. Sutherland, C. Gardner and L. Zaczkowsk

Mountain Goat Inventory in the Robson Valley, British Columbia
K.G. Poole, D.C. Heard and G.S. Watts

Population Dynamics of Bighorn Sheep in Hells Canyon (abstract)
E.F. Cassirer, V.L. Coggins and P. Fowler

Dynamics of Hunted and Unhunted Mountain Goat Populations (abstract)
A. Gonzalez-Voyer, K.G. Smith and M. Festa-Bianchet

Dall’s Sheep (Ovis dalli dalli) Sexual Segregation: Environmental Factors and Spatial Implications (abstract
P. Corti

The Foundation for North American Wild Sheep – A Sheep Biologist’s View from the Inside
W.E. Heimer

Disturbance Working Session

Dealing with Unprecedented Levels of Aircraft Supported Commercial Activities
J Denton

Fleeing Decisions by Dall’s Sheep Exposed to Helicopter Overflights
A. Frid

Behavioral Responses by Dall’s Sheep to Overflights by Fixed-Wing Aircraft
A. Frid