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2025 Range-wide Status of Bighorn and Thinhorn Sheep in North America
Posted by WAFWA on June 13, 2025
The purpose of this document is to provide a general overview of the current population status and general abundance trends for bighorn and thinhorn sheep throughout their range in North America. The Wild Sheep Initiative (WSI) consists of representatives from 20 state, territorial, and provincial agencies that comprise the Western…
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2025 Recommendations for Domestic Sheep and Goat Management in Wild Sheep Habitat
Posted by WAFWA on June 13, 2025
In 2007, the Wild Sheep Working Group (now the Wild Sheep Initiative) of the Western Association of Fish and Wildlife Agencies (WAFWA) published a unified set of recommendations for minimizing the risk of pathogen transmission from domestic sheep or goats to wild sheep; these recommendations were revised in 2012, and…
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2025 Observed Changes in Populations of Thinhorn Sheep in Western Canada and Alaska
Posted by WAFWA on June 13, 2025
Over the past year, media outlets have been reporting on observed changes to thinhorn sheep populations (Dall’s sheep and Stone’s sheep) across their range in North America. This White Paper provides a summary of up-to-date information on the recent population trends of thinhorn sheep in the regions of British Columbia,…
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2024 Range-wide Status of Bighorn and Thinhorn Sheep in North America
Posted by WAFWA on October 31, 2024
The purpose of this document is to provide a general overview of the current bighorn and thinhorn sheep population status and general abundance trends throughout their range in North America. The information reported is the harvest and population estimates after the 2023 hunting season. The Wild Sheep Initiative (WSI) consists…
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Wild Sheep Capture & Handling Guidelines, 2nd edition
Posted by WAFWA on July 2, 2024
Introduction and Pre-Capture Planning The capture of wildlife has its roots in providing nutrients for human consumption, whether through the domestication of wild animals or for more immediate use as a source of protein (Drew 2020). Over the millennia, methods of capturing wildlife have evolved in terms of their…
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2023 Range-wide Status of Bighorn and Thinhorn Sheep in North America
Posted by WAFWA on June 28, 2023
The purpose of this document is to provide a general overview of the current bighorn and thinhorn sheep population status and general abundance trends throughout their range in North America. The information reported is the harvest and population estimates after the 2022 hunting season. The Wild Sheep Initiative (WSI) consists…
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THINHORN SHEEP: CONSERVATION CHALLENGES & MANAGEMENT STRATEGIES FOR THE 21ST CENTURY
Posted by WAFWA on July 1, 2016
In this document, the Wild Sheep Working Group (WSWG) has identified the most difficult and formidable management and conservation challenges faced by bighorn sheep and the professionals responsible for managing this important natural resource (see Table 1). Among these challenges are those related to habitat, disease, predation, population management, organizational…
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Bighorn Sheep: Conservation Challenges and Management Strategies for the 21st Century
Posted by WAFWA on July 1, 2014
In this document, the Wild Sheep Working Group (WSWG) has identified the most difficult and formidable management and conservation challenges faced by bighorn sheep and the professionals responsible for managing this important natural resource (see Table 1). Among these challenges are those related to habitat, disease, predation, population management, organizational…
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Recommendations for Domestic Sheep and Goat Management in Wild Sheep Habitat
Posted by WAFWA on July 1, 2012
Although the risk of disease transmission from domestic sheep or goats to wild sheep is widely recognized, a unified set of management recommendations for minimizing this risk has not been adopted by responsible agencies. These Western Association of Fish and Wildlife Agencies (WAFWA) recommendations were produced to help state, provincial,…
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