Development of a global thermal detection index to prioritize primate research with thermal drones

Abstract Thermal Infrared (TIR) drones are emerging as effective tools for wildlife ecology monitoring and are increasingly employed in primate surveys. However, systematic methods for assessing primate detectability are lacking. We present a comprehensive approach utilizing a novel Thermal Detectio...

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Main Authors: Eva Gazagne, Russell J. Gray, Serge Wich, Alain Hambuckers, Fany Brotcorne
Format: Article
Language:English
Published: Nature Portfolio 2024-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-024-77502-7
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author Eva Gazagne
Russell J. Gray
Serge Wich
Alain Hambuckers
Fany Brotcorne
author_facet Eva Gazagne
Russell J. Gray
Serge Wich
Alain Hambuckers
Fany Brotcorne
author_sort Eva Gazagne
collection DOAJ
description Abstract Thermal Infrared (TIR) drones are emerging as effective tools for wildlife ecology monitoring and are increasingly employed in primate surveys. However, systematic methods for assessing primate detectability are lacking. We present a comprehensive approach utilizing a novel Thermal Detection Index (TDI) to evaluate the potential of TIR drones for primate monitoring. We developed TDIs for 389 primate species, considering activity patterns, locomotion types, body mass, densities, habitat utilization, and sleeping behaviors during diurnal and nocturnal surveys. Through the integration of TDIs with primates’ distribution and climatic variables (average annual temperature, precipitation, and wind speed), we established a Global TDI Suitability Score aimed at pinpointing species and regions most compatible with TIR drone-based monitoring. Atelidae, Cercopithecidae, and Indridae showed the highest TDI values, suggesting their suitability for TIR-drone surveys. We identified optimal regions in Africa, Asia and Latin America for primate monitoring with TIR drones, driven by favorable ecological conditions, habitat types, and high TDI species diversity. However, local ecological factors and regulatory frameworks also influence drone survey feasibility, necessitating careful consideration prior to implementation. Overall, our study provides a valuable framework for prioritizing primate species and regions for TIR drone-based monitoring, facilitating targeted conservation efforts and advancing primate monitoring research.
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spelling doaj-art-c13f63def9304c84ab3426cfa53f55bb2024-11-17T12:22:55ZengNature PortfolioScientific Reports2045-23222024-11-0114111210.1038/s41598-024-77502-7Development of a global thermal detection index to prioritize primate research with thermal dronesEva Gazagne0Russell J. Gray1Serge Wich2Alain Hambuckers3Fany Brotcorne4Unit of Research SPHERES, University of LiègeSave Vietnam’s WildlifeSchool of Biological and Environmental Sciences, Liverpool John Moores UniversityUnit of Research SPHERES, University of LiègeUnit of Research SPHERES, University of LiègeAbstract Thermal Infrared (TIR) drones are emerging as effective tools for wildlife ecology monitoring and are increasingly employed in primate surveys. However, systematic methods for assessing primate detectability are lacking. We present a comprehensive approach utilizing a novel Thermal Detection Index (TDI) to evaluate the potential of TIR drones for primate monitoring. We developed TDIs for 389 primate species, considering activity patterns, locomotion types, body mass, densities, habitat utilization, and sleeping behaviors during diurnal and nocturnal surveys. Through the integration of TDIs with primates’ distribution and climatic variables (average annual temperature, precipitation, and wind speed), we established a Global TDI Suitability Score aimed at pinpointing species and regions most compatible with TIR drone-based monitoring. Atelidae, Cercopithecidae, and Indridae showed the highest TDI values, suggesting their suitability for TIR-drone surveys. We identified optimal regions in Africa, Asia and Latin America for primate monitoring with TIR drones, driven by favorable ecological conditions, habitat types, and high TDI species diversity. However, local ecological factors and regulatory frameworks also influence drone survey feasibility, necessitating careful consideration prior to implementation. Overall, our study provides a valuable framework for prioritizing primate species and regions for TIR drone-based monitoring, facilitating targeted conservation efforts and advancing primate monitoring research.https://doi.org/10.1038/s41598-024-77502-7
spellingShingle Eva Gazagne
Russell J. Gray
Serge Wich
Alain Hambuckers
Fany Brotcorne
Development of a global thermal detection index to prioritize primate research with thermal drones
Scientific Reports
title Development of a global thermal detection index to prioritize primate research with thermal drones
title_full Development of a global thermal detection index to prioritize primate research with thermal drones
title_fullStr Development of a global thermal detection index to prioritize primate research with thermal drones
title_full_unstemmed Development of a global thermal detection index to prioritize primate research with thermal drones
title_short Development of a global thermal detection index to prioritize primate research with thermal drones
title_sort development of a global thermal detection index to prioritize primate research with thermal drones
url https://doi.org/10.1038/s41598-024-77502-7
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