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Transactions 2nd North American Sheep Conference
Reno, NV
Table of Contents
History, Current Status, and Working Hypothesis for Wild Sheep
Kevin Hurley, Executive Director, Northern Wild Sheep and Goat Council
Kevin Hurley, Executive Director, Northern Wild Sheep and Goat Council
Rick Brigham, Bureau of Land Management, Nevada
Memorial Dedication
Amy Fisher, New Mexico Department of Game and Fish
New perspectives on the evolutionary origins, historic phylogeography, and populationstructure of North American mountain sheep
Rob Roy Ramey II, University of Colorado
Introduction to the 2nd North American Wild Sheep Conference
Wayne E. Heimer, Alaska Department of Fish and Game (Ret.)
A working hypothesis for thinhorn sheep management
Wayne E. Heimer, Alaska Department of Fish and Game (Ret.)
A working hypothesis for Rocky Mountain bighorn sheep management
William D. Wishart, Alberta Fish and Wildlife (Ret.)
A working hypothesis for California bighorn sheep management
Dale Toweill, Idaho Department of Fish and Game
A working hypothesis for desert bighorn sheep management
Raymond M. Lee, Arizona Game and Fish Department
The Tiburon Island desert bighorn sheep: A conservation and sustainable development program in Mexico
Fernando Colchero, Instituto de Ecologia, UNAM, Mexico, D.F.
Rodrigo Medellin, Instituto de Ecologia, UNAM, Mexico, D.F.
Raymond M. Lee, Arizona Game and Fish Department
Carlos Manterola, Unidos para la Conservacion, A.C.
Gerardo Ceballos, Instituto de Ecologia, UNAM, Mexico, D.F.
Wild Sheep Advocacy Groups
Kevin Hurley, Executive Director, Northern Wild Sheep and Goat Council
Leland Speakes, Jr., Foundation for North American Wild Sheep
Rick Brigham, Bureau of Land Management, Nevada
Larry Johnson, Nevada Bighorns Unlimited, Reno
Habitat Problems and Human Disturbance
Chair: Jim Bailey, New Mexico Department of Game and Fish
Activity patterns of Rocky Mountain bighorn ewes in Central Idaho
Guy D. Wagner and James M. Peek, Department of Fish and Wildlife Resources, University of Idaho
Effects of river-based recreation and livestock grazing on desert bighorn sheep on the Navajo Nation
Nike J. Goodson, Stevens Wildlife Consulting, Montana
David R. Stevens, Stevens Wildlife Consulting, Montana
Kathleen McCoy, Navajo Fish and Wildlife Department, Arizona
Jeff Cole, Navajo Fish and Wildlife Department, Arizona
Management of Rocky Mountain bighorn sheep on alpine ranges in the Rocky Mountain states and provinces (Abstract only)
W. David Hacker, Environmental Science and Management Department, New Mexico Highlands University
Eric M. Rominger, New Mexico Department of Game and Fish
William C. Dunn, New Mexico Department of Game and Fish
Toby G. Velasquez, Environmental Science and Management Department, New Mexico Highlands University
Man and wild sheep: when is it coexistence and when is it encroachment? (Abstract only)
William C. Dunn, New Mexico Department of Game and Fish
Effects of increasing recreational activity on desert bighorn sheep inCanyonlands National Park, Utah (Abstract only)
Christopher M. Papouchis, Animal Protection Institute, California
Francis J. Singer, Biological Resource Division, U.S. Geological Survey, Colorado
William Sloan, Canyonlands National Park, Utah
Open Discussion: What are 10 things that we do know about wild sheep habitat and effects of disturbance on wild sheep?
Moderator: Jim Bailey, New Mexico Department of Game and Fish
State/Federal Relationships
Chair: Vern Bleich, California Department of Fish and Game
Wildlife and wildlife habitat inventory to meet land-based program planning needs for mountain sheep
Dennis A. Demarchi, Wildlife Inventory Section, Resources Inventory Branch,
Ministry of Environment, Lands and Parks, British Columbia
Raymond A. Demarchi, Ecodomain Consulting, British Columbia
Sometimes wildlife survive because of Bureau of Land Management/state fish and game agency relationships; sometimes in spite of them
Donald J. Armentrout, Bureau of Land Management, California
Federal assumption of fish and wildlife management in Alaska
Wayne E. Heimer, Alaska Department of Fish and Game (Ret.)
State/Federal relationships regarding Dall sheep research and management in Alaska
Kenneth R. Whitten, Alaska Department of Fish and Game
State and federal wildlife relationships in Mexico (Abstract only)
Ramiro Uranga-Thomas and Raul Valdez, Department of Fishery and Wildlife Sciences, New Mexico State University
Wildlife conservation and wilderness management: uncommon objectives and conflicting philosophies
Vernon C. Bleich, California Department of Fish and Game
Hunting/Harvest Strategies
Chair:Kevin Hurley, Wyoming Game and Fish Department
The use of silent witness lines to deter wild sheep poaching
Rob B. Young and Jim C. deVos Jr., Arizona Game and Fish Department
Bighorn sheep wildlife law enforcement in the Missouri River Breaks in central Montana
Chris Wright and Shane Reno, Montana Department of Fish, Wildlife and Parks
Open Discussion: What are the biological bases for our harvest strategies?
Moderator: Kevin Hurley, Wyoming Game and Fish Department
Capture and Transplant
Chair: Amy Fisher, New Mexico Department of Game and Fish
Guidelines for the restoration of bighorn sheep into large landscapes: report of recent findings
Francis J. Singer, Biological Resource Division, U.S. Geological Survey, Colorado
Christopher M. Papouchis, Animal Protection Institute, California
Linda Zeigenfuss, U.S. Geological Survey, Colorado
Michelle Gudorf, National Park Service, Colorado
Arizona big game transplant program (Abstract only)
Raymond M. Lee, Arizona Game and Fish Department
Methods for improving bighorn capture success
Amy Fisher, New Mexico Department of Game and Fish
Doug Humphreys, Texas Parks and Wildlife Department
Oregon’s corral type bighorn trap
Vic Coggins, Oregon Department of Fish and Wildlife
Netgunning wild sheep: video followed by open discussion
James Innes, Helicopter Wildlife Management, Utah
Immobilization of free-ranging Rocky Mountain bighorn ewes with Telazol® and xylazine hydrochloride (Abstract only)
Deirdre S. Merwin, Wildlife Science Group, University of Washington
Joshua J. Millspaugh, School of Fisheries, University of Washington
Gary C. Brundige, Custer State Park, South Dakota
David Schultz, Fall River Veterinary Clinic, South Dakota
C. Lee Tyner, Florida
Chemical immobilization of wild sheep – history and cautions
David Hunter, DVM, Turner Enterprises and Turner Endangered Species Fund, Montana
Post-capture survival estimates for bighorn sheep
Jim C. deVos, Jr., Arizona Game and Fish Department
Raymond M. Lee, Arizona Game and Fish Department
Len H. Carpenter, Wildlife Management Institute, Colorado
Heather A. Whitlaw, LGL Alaska Research Associates
Human mortality in wild sheep management
Wayne E. Heimer, Alaska Game and Fish Department (Ret.)
Disease
Chair: Kevin Hurley, Wyoming Game and Fish Department
A range-wide evaluation of the population dynamics and ecological factors associated with bighorn sheep dieoffs (Abstract only)
Ryan J. Monello, Department of Fish and Wildlife Resources, University of Idaho
Dennis L. Murray, Department of Fish and Wildlife Resources, University of Idaho
E. Frances Cassirer, Idaho Department of Fish and Game
Open Discussion: Are we effectively reducing interaction between domestic and wild sheep?
Moderator: Kevin Hurley, Wyoming Game and Fish Department
Predation
Chair: Tom Ryder, Wyoming Game and Fish Department
Biological extinction and a test of the “conspicuous individual hypothesis” in the San Andres Mountains, New Mexico
Eric M. Rominger, New Mexico Department of Game and Fish
Mara E. Weisenberger, San Andres National Wildlife Refuge, USFWS, New Mexico
Wolf management in Alaska’s intact ecosystems: an observer’s review, critique, and functional prescription
Wayne E. Heimer, Alaska Department of Fish and Game (Ret.)
Open discussion on predation issues
Moderator: Tom Ryder, Wyoming Game and Fish Department
Wild Sheep Management Workshop
Moderator: Kevin Hurley, Executive Director, Northern Wild Sheep and Goat Council