1st CALL FOR ABSTRACTS
2026 NWSGC Biennial Symposium
Spring 2026

Northern Wild Sheep and Goat Council 1 – 1978

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Proceedings of the 1st Biennal Symposium
Penticton, British Columbia


Table of Contents

Wild Sheep Management

Seasonal Distribution Patterns of Whiskey Mountain Bighorn Sheep
Kurt Becker, Tom Varcalli, E. Tom Thorne, and Gary B. Butler

Evolution of Mountain Sheep Horn Curl Regulations in British Columbia
R. A. Demarchi

Alternate Year Reproduction in a Low Quality, Declining Dall Sheep Population: Management Considerations
W. E. Heimer

Some Thoughts on the Consequences of Non-trophy Sheep Hunting in the Wind River Mountains of Wyoming
E. Tom Thorne, Tom Varcalli, Kurt Becker, and Gary B. Butler

Further Observations of Bighorn Sheep Non-trophy Seasons in Alberta and their Management Implications
Kirby G. Smith and William D. Wishart

Question Period

Thinhorn Sheep Management

The Probable Effects of the Alaska National Interest Lands Conservation Act on Dall Sheep Management in Alaska
W. E. Heimer

Forage Production and Utilization of a Dall Sheep Winter Range, Southwest Yukon Territory
M. Hoefs and V. C. Brink

Provincial Parks and Stone Sheep: Affinity Through Default
W. G. Hazelwood

Range Enhancement and Trophy Production in Stone Sheep
John P. Elliot

Question Period

Panel Discussion: Research Needs for Mountain Sheep

Chairman: D. S. Eastman
Alberta – W. Wishart
Colorado -R. E. Keiss
Alaska – W. E. Heimer
British Columbia – D. Shackleton

Mountain Goat Workshop

Status of the Mountain Goat (Oreamnos americanus) of the Similkameen River, British Columbia
J. N. Bone

Goat Management in the Kootenays
R. Jamieson

Goats and Their Management in Alberta
W. K. Hall and J. A. Bibaud

Initial Observations on a Tagged Mountain Goat Population in the Olympic Mountains
Victoria Stevens and Charles Driver

Status of the Introduced Mountain Goats in the Eagles Nest Wilderness Area, Colorado
Richard W. Thompson and Richard J. Guenzel

The Goats of Goat Mountain: Evaluation of a Proposal
D. M. Hatler

Horn Growth and Quality Management for Mountain Goats
Bryan R. Foster

A Systems Approach to Mountain Goat Management
Daryll M. Hebert

Question Period

Parasites, Disease, and Behaviour

Paratuberculosis (Johne’s Disease) in Bighorn Sheep (Ovis canadensis) and Rocky Mountain Goats (Oreamnos americanus) in Colorado
Elizabeth S. Williams, Gene G. Schoonveld, Terry R. Spraker, and Charles P. Hibler

Chronic Sinusitus and Osteonecrosis in Desert Bighorn Sheep (Ovis canadensis nelsoni)
T. D. Bunch, T. R. Eccles

Activity Patterns of Captive California Bighorn Sheep (Ovis canadensis californiana) at Penticton, B. C.
T. R. Eccles

Behavioural Development in Bighorn Sheep: A Comparison of Populations Inhabiting Desert and Northern Environments
J. Berger

Question Period

Range, Physiology, and Nutrition

Winter Habitat Preferences of Bighorn Sheep in the Mummy Range, Colorado
Timothy G. Baumann and David R. Stevens

Diet Preference of California Bighorn Sheep on Native Rangeland in South-central British Columbia
M. D. Pitt and B. M. Wikeem

Normal Metabolic Profiles of Lamb and Adult California Bighorn Sheep
R. Peterson and A. Bottrell

Comparison of Chromosome and Blood Constituents of Rocky Mountain and California Bighorn and Dall and Stone Thinhorn Sheep
A. Bottrell, B. Gordy, and R. Peterson

Blood Chemistry as an Indicator of Nutritional Condition in Bighorn Sheep
Daryll M. Hebert

Prediction of Energy Expenditures by Rocky Mountain Bighorn Sheep
R. W. Chappel and R. J. Hudson