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Identifying conservation priorities for threatened Eastern Himalayan mammals
Sangay Dorji1,2, Rajanathan Rajaratnam3, Lorena Falconi4
1Ecosystem Management, University of New England, Armidale, NSW, 2351, Australia.
Summary
Eastern Himalayan mammal conservation needs urgent action. Priority areas for 50 threatened species are inadequately protected, requiring PA expansion and transboundary collaboration.
Area of Science:
- Conservation Biology
- Ecology
- Biodiversity Science
Background:
- The Eastern Himalayan region harbors rich mammal diversity, facing significant conservation challenges.
- Existing protected areas (PAs) may not adequately cover the most threatened species.
Purpose of the Study:
- To identify the 50 most threatened terrestrial mammal species in the Eastern Himalayas.
- To assess the effectiveness of current protected areas for these species.
- To identify priority areas for future conservation efforts.
Main Methods:
- Assessed 255 terrestrial mammal species using conservation status, endemism, range size, and evolutionary distinctiveness.
- Utilized spatial analysis (letsR) and conservation planning software (Zonation) with complementarity core-area methods.
- Compared protected areas, land cover, and ecoregion maps at a 100x100m scale.
Main Results:
- Identified 50 highly threatened mammal species facing elevated extinction risk.
- Found a mismatch between current PA distribution and priority areas for threatened species.
- Small, medium-sized, and data-deficient species are particularly vulnerable due to inadequate protection.
Conclusions:
- Expansion of protected areas and establishment of new reserves in identified priority areas are crucial.
- Strengthening transboundary collaboration, regional land-use planning, and funding are essential for effective conservation.
- Enhanced information sharing through a regional database is recommended.
Keywords:
Zonationdata deficientdeficiente de datosevolutionarily distinct mammalextinciónextinctionhalf-earthmamífero pequeñom mamífero evolutivamente distintivomedia tierraprotected areasmall mammalárea protegida声学指标无源声音监测生物声学生物多样性随机森林More Related Videos
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