1972
NWSC2

2022
NWSGC23
         

Click on any article title to download a pdf version of the article. Selecting the Table of Contents will initiate a download of a pdf of the table of contents and selecting the conference title will initiate a download of the entire proceedings for that year.

 


Table of Contents

Introduction, Sponsors, Guidelines and Forward

Tributes to Dr. Valerius Geist (1938 – 2021)

Northern Wild Sheep and Goat Council: Position Statement: Commercial and Recreational Disturbance of Mountain Goats:Recommendations for Management

Virtual Social

DISEASE PLENARY: IN A BLINK AT THE BRINK

Bighorn sheep (Ovis canadensis) disease management in Wyoming
Doug McWhirter, William H. Edwards and Peach Van Wick

“Little Bo-Peep, please test your sheep” Managing disease risk in Alberta
Anne Hubbs and Mark Ball 

Mycoplasma ovipneumoniae surveillance in Yukon wildlife
N. Jane Harms, Kristenn Magnusson, Meghan Larivee, Maud Henaff and Mary Vanderkop

The role of bighorn ewe infection status in managing pneumonia in lambs
Frances Cassirer, Tom Besser, Logan Weyand, Raina Plowright, Kezia Manlove, Brandi Felts,
Tyler Garwood, Jon Jenks, Mike Cox, Peregrine Wolff, Paul Cross, Andy Dobson, Jack Hogg,
Pete Hudson, Matt Jeffress, Chad Lehman, Amy Lisk, Pat Matthews, Paul Wik and
Dan Walsh

A preliminary look at what drives individual and herd response to Mycoplasma
ovipneumoniae: Integrating information from focal herds and wider-scale monitoring

Kezia Manlove, Kylie Sinclair, Lauren Ricci, Brianna Johnson, Jace Taylor, Annette Roug
and Mike Cox

DISEASE AND PARASITES

Mycoplasma ovipneumoniae: Mitigating the risk of transmission in Yukon
Kristenn Magnusson, N. Jane Harms, Mary Vanderkop, Jesse Walchuk and Matthew Larsen

Bighorn movement and domestic sheep presence surrounding a case of acute fatal
pneumonia in a bighorn sheep

Kevin A. Blecha and Karen A. Fox

Symptom progression and serological dynamics following introduction of a low-virulence
Mycoplasma ovipneumoniae strain in a desert bighorn herd

Brianna Johnson, Kezia Manlove, Janice Stroud-Settles, Jace Taylor and Annette Roug

Identifying drivers of bighorn sheep population recovery in the wake of pneumonia
die-off events

Kylie Sinclair, Mike Cox, Peregrine Wolff and Kezia Manlove

Health Surveillance in thinhorn sheep (Ovis dalli) herds in British Columbia and Alaska
Caeley Thacker, Helen Schwantje, Thomas Lohuis, Kathreen E. Ruckstuh and
Douglas Whiteside


Determining the source of the Psoroptes outbreak in British Columbian bighorn sheep
Adam M. Hering, Neil B. Chilton, Tasha Y. Epp and Murray R. Woodbury

Testing of new options for the treatment of Psoroptes ovis in bighorn sheep
Adam M. Hering, Andrew Walker, Helen Schwantje, Tasha Epp, Craig McLean, Aaron Reid,
Sean O’Donovan, James Pepper, Cailyn Glasser and Murray Woodbury

HABITAT AND CLIMATIC FACTORS

Mapping Alberta bighorn sheep winter range – RSF validation and inter-jurisdictional collaboration
Grant Chapman, Scott Jevons, Layne Seely, Kim Poole, Rob Serrouya, Irene Teske, Anne
Hubbs, Jack Hogg, Kathreen E. Ruckstuhl and Dale Paton


Evaluating characteristics of mineral licks used by two mountain ungulates
Emma C. Grusing, Blake H. Lowrey, Jesse DeVoe and Robert A. Garrott

Estimating nutritional carrying capacity of bighorn sheep in the Elk Valley
Kyle H. Knopff, Meghan M. Beale and Christina Small

Spatial genetic structure of Rocky Mountain bighorn sheep (Ovis canadensis canadensis) at the northern limit of their native range
Samuel Deakins, Jamieson C. Gorrell, Jeffery Kneteman, David S. Hik, Richard M. Jobin and
David W. Coltman


Evaluating bighorn sheep restoration using genomics
Elizabeth P. Flesch, Tabitha A. Graves, Jennifer M. Thomson, Kelly M. Proffitt, P.J. White,
Thomas R. Stephenson and Robert A. Garrott

MANAGEMENT

Despite denials, persistent harvest-based selection leads to the evolution of smaller horns
in mountain sheep

Marco Festa-Bianchet and Michael B. Morrissey

Size-at-Age of Alberta’s bighorn sheep (Ovis canadensis)
Nils Anderson

Management update and summary: Alaskan Dall Sheep 2020
Wayne E. Heimer

Fast phenotypic change in a sexually selected trait: A new mechanism
Peter Neuhaus, Susanne Schindler and Kathreen E. Ruckstuhl

Reintroducing and augmenting mountain goat populations in the north cascades:Translocations from the Olympic Peninsula, 2018-2020
Richard B. Harris, Clifford G. Rice, Ruth L. Milner and Patti Happe

Removing non-native mountain goats from the Olympic Peninsula
Patti Happe, Kristin Mansfield, Jenny Powers, William Moore, Susan Piper, Bryan Murphie
and Richard B. Harris

POPULATION ECOLOGY

An integrated population model for Rocky Mountain bighorn sheep in the Elk Valley
Steven F. Wilson and Christina Small

Stone’s sheep lambing habitat selection in the Cassiar Mountains, British Columbia
Grace Enns, Bill Jex and Mark S. Boyce

Limiting factors on a small herd of Rocky Mountain bighorn sheep residing in the Kicking Horse Canyon, near Golden, British Columbia
Margaret Langley

BEHAVIOUR AND ECOLOGY

Behavioural states as a proxy for habitat hotspots by mountain goats (Oreamnos americanus) using hidden Markov models
Laura Kroesen, David Hik and Seth Cherry

Colonization of a reclaimed landscape by bighorn sheep (Ovis canadensis)
Beth MacCallum and Alice Paquet

Mountain goat response to human activity in Jasper National Park
Kyle H. Knopff, Aliah R.A. Knopff and Martin G. Jalkotzy

Mountain goats and people: Cultural resurgence as Indigenous methodology
Charles R. Menzies

From pellets to genomes: New tools provide novel insights into mountain goat ecology and evolution
Aaron B.A. Shafer, Sarah E. Haworth, Daria Martchenko, Jesse Wolf and Kiana B. Young

 

Recorded Zoom Meeting

Tuesday - November 3

 

Welcome/Symposium Introduction (Kevin Hurley, Beth MacCallum, Matt Besko)

https://youtu.be/D-xy6sgcz68 - Kevin Hurley https://youtu.be/LEFuO5Wt7Z0 - Beth MacCallum
https://youtu.be/y0r3nvkx5pw - Matt Besko

In a Blink at the Brink: Disease Plenary (Moderator: Margo Pybus)

https://youtu.be/Tmc0-MIvWb8

Tom Besser: Mycoplasma ovipneumoniae in bighorn sheep epizootic pneumonia: Updating the conceptual model

https://youtu.be/KMCx4Sh6oyk

Doug McWhirter (Wyoming jurisdiction): Bighorn Sheep Disease Management in Wyoming

https://youtu.be/x4554CZ4K4Q

Helen Schwantje (British Columbia jurisdiction): A Walk on the Wild Side: BC Wild and Domestic Sheep Update

https://youtu.be/REDuIeyCluc

Anne Hubbs & Mark Ball (Alberta jurisdiction): “Little Bo-Peep, please test your sheep” Managing disease risk in Alberta

At the presenter’s option,
this ZOOM recording is not available.

Jane Harms (Yukon jurisdiction): Mycoplasma ovipneumoniae surveillance in Yukon wildlife

https://youtu.be/C96Nw-P63co

Peregrine Wolff: Don’t Lose Sight of Health in the Forest of Disease

https://youtu.be/Os9emY5612I

Frances Cassirer: The role of bighorn ewe infection status in managing pneumonia in lambs.

By the descrition of the presenter this Zoom recording is not available.

Kezia Manlove: A preliminary look at what drives individual and herd response to Mycoplasma ovipneumoniae: Integrating information from focal herds and wider-scale monitoring.

https://youtu.be/qifO3l0hVh4

Disease and parasites (Moderator: Susan Kutz)

At the presenter’s option, this ZOOM recording is not available.

Kristenn Magnusson: Mycoplasma ovipneumoniae: mitigating the risk of transmission in Yukon.

https://youtu.be/c_ocUcWige8

Kevin Blecha: Bighorn movement and domestic sheep presence surrounding a case of acute fatal pneumonia in a bighorn sheep

At the presenter’s option,
this ZOOM recording is not available.

Robert Spaan: Impact of Mycoplasma ovipneumoniae on lamb survival for “California”-managed bighorn sheep in southeastern Oregon and northern Nevada.

At the presenter’s option,
this ZOOM recording is not available.

Brianna Johnson: Symptom progression and serological dynamics following introduction of a low-virulence Mycoplasma ovipneumoniae strain in a desert bighorn herd.

https://youtu.be/53nf74jzEX0

Kylie Sinclair: Identifying drivers of bighorn sheep population recovery in the wake of pneumonia die-off events.

https://youtu.be/nXnOx9uYwUg

Caeley Thacker: Respiratory Disease Pathogens in Thinhorn Sheep – Preliminary Findings and Review of Methods.

https://youtu.be/T-LNOvSLH88

Adam M Hering: Determining the source of the?Psoroptes outbreak in British Columbian bighorn sheep.

https://youtu.be/3LviI2WE9qo

Adam M Hering: Testing of new options for the treatment of Psoroptes ovis in bighorn sheep

https://youtu.be/3zTGiT0cvCs

Wild and Wool (feature film) (Moderator: Kevin Hurley)

https://youtu.be/Na-crlPbcwQ

WILD AND WOOL FILM

https://www.youtube.com/watch?v=KbZU36U49Cc

Discussion (Moderator: Kevin Hurley)

https://youtu.be/PtkKg7vizjA

Wednesday - November 4

 

Habitat and Climatic Factors (Moderator: Mike Jokinen)

https://youtu.be/hpGOt_Xg9CM

Grant Chapman: Mapping Alberta Bighorn Sheep Winter Range - RSF validation and inter-jurisdictional collaboration.

https://youtu.be/H4YzGbw8bcg

Laura Balyx: Conflict and Coexistence with Mountain Goats in a Protected Alpine Landscape.

https://youtu.be/k_8pnLhqKb4

Emma C. Grusing: Evaluating Characteristics of Mineral Licks used by Two Mountain Ungulates.

https://youtu.be/YCJPou9G4rU

Kevin S. White: Climate and anthropogenic effects on mountain goat population dynamics in coastal Alaska.

https://youtu.be/z2Sh1_UDXo0

Kyle Knopff: Estimating nutritional carrying capacity of bighorn sheep in the Elk
Valley.

https://youtu.be/WsmZ2GEn9Io

NWSGC Business Meeting

https://youtu.be/M8_HEZz-s3s

Genetics and Movement (Moderator: Jocelyn Poissant)

https://youtu.be/CeYc0iZAvhw

Samuel Deakins: Spatial genetic structure of Rocky Mountain bighorn sheep Ovis canadensis canadensis at the northern limit of their native range.

https://youtu.be/yyUJI2vGnGU

Elizabeth P. Flesch: evaluating bighorn sheep restoration using genomics.

https://youtu.be/QaPuvX_S3xs

Joshua P. Jahner: Characterizing genetic differentiation and hybridization among California, Rocky Mountain, and desert bighorn sheep in Nevada to inform future
translocations.

https://youtu.be/NFijL-wLcpg

Lauren Ricci: Identifying environmental and demographic drivers of foray behavior in bighorn sheep.

https://youtu.be/Of5WoBl6vQg

Management (Moderators: Mark Boyce)

 

Marco Festa-Bianchet: Despite denials, persistent harvest-based selection leads to the evolution of smaller horns in mountain sheep.

https://youtu.be/Utx9Jbxz8cs

Nils Anderson: Developing a size-at-age relationship from hunter harvested bighorn sheep to support management relevant population models.

https://youtu.be/0OB2cBIWNls

Wayne E. Heimer: Management Update and Summary: Alaskan Dall Sheep 2020.

https://youtu.be/lenCNCwRML0

Pamela Hengeveld: Looking Forward: Insight from 20 Years of Wild Sheep and Goat Research in British Columbia.

https://youtu.be/GvrNz6to868

Peter Neuhaus: Fast phenotypic change in a sexually selected trait: a new mechanism

https://youtu.be/V28KoaFNz7g

Thursday – November 5

 

Population Ecology (Moderator: Marco Festa-Bianchet)

 

Steven F. Wilson: An Integrated Population Model for Rocky Mountain Bighorn Sheep in the Elk Valley, BC.

https://youtu.be/d-hmJAM9wTk

Sofia Karabatsos: Distribution of bighorn sheep in their Alberta Rocky Mountain winter range over half a century.

https://youtu.be/ZlVixNIXtck

Grace Enns: Stone’s sheep lambing habitat selection in the Cassiar Mountains, British Columbia.

https://youtu.be/Y7DYLiAP5Xo

Margaret Langley: limiting factors on a herd of about 15 Rocky Mountain bighorn sheep (Ovis canadensis canadensis) resident in the Kicking Horse Canyon.

https://youtu.be/_i0uWZHftE4

Behaviour and Ecology – Part I (Moderator: Jenna Curtis)

 

Thomas R. Stephenson: Energy Conservation in Alpine Resident Bighorn Populations.

https://youtu.be/C22zAGRIlc0

N. Beth MacCallum: Colonization of a Reclaimed Landscape by Bighorn Sheep.

At the presenter’s option,
this ZOOM recording is not available.

Laura Kroesen: Life on the edge: identifying mountain goat habitat hotspots in the high alpine

https://youtu.be/exu12mqL11Y

Behaviour and Ecology – Part II (Moderator: Jenna Curtis)

At the presenter’s option,
this ZOOM recording is not available.

Charles R. Menzies: Mountain Goats and People: cultural resurgence as Indigenous methodology

https://youtu.be/9YUVuSyuxHQ

Kyle Knopff: Mountain Goat Response to Human Activity in Jasper National Park.

https://youtu.be/bK_bD2BnBGw

Jesse Wolf: From pellets to genomes: new tools provide novel insights into mountain goat ecology and evolution.

https://youtu.be/qCE-nl_qcJs


 

For up to date information, subscribe to the NWSGC E-News network.

For further information, please contact :
Kevin Hurley
NWSGC Executive Director (volunteer)

c/o Wild Sheep Foundation
VP for Conservation
412 Pronghorn Trail
Bozeman, MT 59718
Phone: 406-404-8753
Cell: 307-899-9375
khurley@wildsheepfoundation.org
www.wildsheepfoundation.org