Landscape associations of Asiatic black bears in Kashmir Himalaya, Pakistan

IF 0.6 4区 生物学 Q4 ZOOLOGY Ursus Pub Date : 2021-12-16 DOI:10.2192/URSUS-D-20-00017.2
M. N. Awan, M. Awan, M. Nawaz, Shoab Hameed, M. Kabir, D. C. Lee
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引用次数: 2

Abstract

Abstract: The Asiatic black bear (Ursus thibetanus) is threatened throughout its range and assessed as nationally vulnerable in Pakistan. Habitat degradation and loss, illegal exploitation, and human–bear conflict are key threats to the species, but there is a lack of empirical knowledge regarding its occurrence in Pakistan. In 2012, we conducted a sign survey study to classify Asiatic black bear presence in a little studied and isolated region of the Kashmiri Mountains in Azad, Jammu and Kashmir, northern Pakistan. We compared bear presence in 5 habitat types (agriculture, forest, pasture, plantation, and scrubland) across an elevational range of 910 to 2,990 m. We used hierarchical logistic regression analysis to identify whether elevation, habitat and/or the interaction between the two explained bear presence in the region. Type of bear sign was significantly associated with some habitats, although claw marks were not associated with any habitat type. The strongest positive predictor of bear presence was the interaction between elevation and forest habitat, with greater presence (37.5%) in forest habitat at higher elevations between 1,890 and 2,855 m. The predicted likelihood of bears occurring in agriculture, plantation, and scrubland habitats was always <10%, regardless of elevation, and >30% in forest habitat. Our findings contribute to the national understanding of black bear presence and we provide recommendations for actions that support effective conservation management of the species in Pakistan.
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巴基斯坦克什米尔喜马拉雅地区亚洲黑熊的景观协会
摘要:在巴基斯坦,亚洲黑熊(Ursus thibetanus)在其分布范围内受到威胁,并被评估为国家易危物种。栖息地退化和丧失、非法开采以及人熊冲突是该物种面临的主要威胁,但缺乏有关其在巴基斯坦发生的经验知识。2012年,我们进行了一项指示牌调查研究,在巴基斯坦北部查谟和克什米尔的阿扎德克什米尔山脉的一个很少被研究和孤立的地区,对亚洲黑熊的存在进行分类。我们比较了在海拔910 ~ 2990 m范围内5种生境类型(农业、森林、牧场、人工林和灌木丛)中熊的存在。我们使用层次逻辑回归分析来确定海拔、栖息地和/或两者之间的相互作用是否在该地区存在。熊的标志类型与一些栖息地显著相关,尽管爪痕与任何栖息地类型无关。海拔与森林生境的相互作用对熊的存在最有利,海拔在1890 ~ 2855 m之间的森林生境中熊的存在率最高(37.5%)。预测熊在农业、人工林和灌木丛生境发生的可能性在森林生境中始终为30%。我们的研究结果有助于全国对黑熊存在的了解,我们为支持巴基斯坦物种有效保护管理的行动提供建议。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Ursus
Ursus 生物-动物学
CiteScore
2.00
自引率
15.40%
发文量
12
审稿时长
>12 weeks
期刊介绍: Ursus includes a variety of articles on all aspects of bear management and research worldwide. Original manuscripts are welcome. In addition to manuscripts reporting original research, submissions may be based on thoughtful review and synthesis of previously-reported information, innovative philosophies and opinions, and public policy or legal aspects of wildlife conservation. Notes of general interest are also welcome. Invited manuscripts will be clearly identified, but will still be subject to peer review. All manuscripts must be in English. All manuscripts are peer-reviewed, and subject to rigorous editorial standards.
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