CV

Education

PhD in Forest Ecology, University of Orleans (FR), 2019-2022
Forest Engineering - “Forest engineering and sciences”, AgroParisTech Nancy (FR), 2016-2019
Advanced Technician Certificate in Forest Management, CFPPA Bazas (FR), 2014-2016
Technical High School degree - Forest, ISETA Annecy (FR), 2012-2014

Work experience

2026-Ongoing: Researcher
- INRAE URZF
- Orleans - France
- Main subject: Forest insect community ecology in context of biological invasion
2023-2026: Post-doctoral Researcher
- Jyvaslyla University, KONE foundation
- Jyvaskyla - Finland
- Subject: Joint effects of land use and climate change on biodiversity
2019-2022: PhD Candidate
- Institut national de recherche pour l’agriculture, l’alimentation et l’environnement (INRAE UR EFNO)
- Nogent-sur-Vernisson - France
- Thesis title: Consequences of forest dieback on habitat and biodiversity
- Protocol writing and implementation, data analysis (Generalized Linear Mixed Models, multivariate analysis, Piecewise Structural Equation Modeling, functional analysis), implementation of machine learning technique for raster classification
2016-2019: Research and development engineer apprentice
- Office National des Forets (ONF DFRN)
- Montreuil - France
- Implementation of studies on ecology of Melolontha hippocastani
- Implementation of studies on silviculture of Fagus sylvatica
2014-2016: Apprentice forestry technician
- SA Castagnet-Dumeou
- Casteljaloux - France
- Forest diagnostics (descriptions of forest stand, soil, etc.) and writing of forest management documents.
2012-2014: Apprentice lumberjack
- EURL L’Agenais
- Chambery - France

Skills

Statistical Analysis
Quantitative Ecology
Functional Ecology
Community Ecology
Forest Management
Fieldwork
Illustration design
Video Creation

Publications

Energy and heterogeneity shape bird taxonomic and functional gamma-diversity patterns across landscapes in Finland Permalink

J. Cours, A. Lehikoinen, D. Burgas, R. K. Heikkinen, M. Elo, M. Versluijs, and R. Duflot. (2026). "Energy and heterogeneity shape bird taxonomic and functional gamma-diversity patterns across landscapes in Finland." bioRxiv.

From forest decline to salvage logging: cascading impacts on saproxylic beetle diversity Permalink

J. Cours, A. Sallé, L. Larrieu, C. Lopez-Vaamonde, J. Müller, G. Parmain, S. Thorn, A. Roques, and C. Bouget. (2025). "From forest decline to salvage logging: cascading impacts on saproxylic beetle diversity." bioRxiv.

Assessing the impact of private forest owner preferences on the supply of ecosystem services Permalink

A. Mazziotta, K. Eyvindson, J. Cours, R. Duflot, A. Repo, M. Selkimäki, T. Takala, M. Triviño, and M. Mönkkönen. (2019). "Assessing the impact of private forest owner preferences on the supply of ecosystem services." Journal of Environmental Management.

Effects of landscape heterogeneity on bird communities in temperate, boreal, and montane forests – a review Permalink

J. Cours and R. Duflot. (2025). "Effects of landscape heterogeneity on bird communities in temperate, boreal, and montane forests – a review." Journal of Avian Biology. 2025(3).

Changes in abundance and distribution of European forest bird populations depend on biome, ecological specialisation and traits Permalink

J. Cours, M. Elo, J. Pithon, M. Triviño, M. Mönkkönen, J. Hagge, A. Lehikoinen, and R. Duflot. (2025). "Changes in abundance and distribution of European forest bird populations depend on biome, ecological specialisation and traits." Ecography. 2025(7).

Ecologically and economically sustainable level of timber harvesting in boreal forests – defining the safe operating space for forest use Permalink

M. Mönkkönen, C. Blattert, J. Cours, R. Duflot, M. Elo, K. Eyvindson, J. Kouki, M. Triviño, and D. Burgas. (2025). "Ecologically and economically sustainable level of timber harvesting in boreal forests – defining the safe operating space for forest use." bioRxiv.

Effects of forest dieback on deadwood patterns: Large scale trends from a cross-analysis of European databases Permalink

C. Bouget and J. Cours. (2025). "GEffects of forest dieback on deadwood patterns: Large scale trends from a cross-analysis of European databases." Journal of Environmental Management. 375.

Responses of the hyper-diverse community of canopy-dwelling Hymenoptera to oak decline Permalink

E. Le Souchu, J. Cours, T. Cochenille, C. Bouget, S. Bankhead-Dronnet, P. Burguet, C. Gabard, C. Galkowski, B. Gereys, F. Herbrecht, B. Joncour, E. Marhic, D. Michez, P. Neerup Buhl, T. Noblecourt, D. G. Notton, W. Penigot, J-Y Rasplus, T. Robert, A. Staverlokk, C. Vincent-Barbaroux, and A. Sallé. (2024). "Responses of the hyper-diverse community of canopy-dwelling Hymenoptera to oak decline." Insect Conservation and Diversity. 17(3).

Trait-Based Response of Deadwood and Tree-Related Microhabitats to Decline in Temperate Lowland and Montane Forests Permalink

C. Bouget, J. Cours, L. Larrieu, G. Parmain, J. Müller, V. Speckens, and A. Sallé. (2024). "Trait-Based Response of Deadwood and Tree-Related Microhabitats to Decline in Temperate Lowland and Montane Forests." Ecosystems. 27.

Forêts en crise et biodiversité : menaces et opportunités. Effets des dépérissements et de leur gestion sur la biodiversité forestière Permalink

C. Bouget, J. Cours, and A. Sallé. (2023). "Forêts en crise et biodiversité : menaces et opportunités. Effets des dépérissements et de leur gestion sur la biodiversité forestière." Revue Forestière Française. 74(2).

Conséquences des coupes sanitaires sur la résilience des écosystèmes forestiers perturbés : une revue de la littérature Permalink

J. Cours, L. Larrieu, A. Sallé, and C. Bouget. (2023). "Conséquences des coupes sanitaires sur la résilience des écosystèmes forestiers perturbés : une revue de la littérature." Revue Forestière Française. 74(2).

Surviving in Changing Forests: Abiotic Disturbance Legacy Effects on Arthropod Communities of Temperate Forests Permalink

J. Cours, C. Bouget, N. Barsoum, J. Horák, E. Le Souchu, A. B. Leverkus, S. Pincebourde, S. Thorn, and A. Sallé. (2023). "Surviving in Changing Forests: Abiotic Disturbance Legacy Effects on Arthropod Communities of Temperate Forests." Current Forestry Report. 9.

Drought-induced forest dieback increases taxonomic, functional, and phylogenetic diversity of saproxylic beetles at both local and landscape scales Permalink

J. Cours, L. Sire, S. Ladet, H. Martin, G. Parmain, L. Larrieu, C. Moliard, C. Lopez-Vaamonde, and C. Bouget. (2022). "Drought-induced forest dieback increases taxonomic, functional, and phylogenetic diversity of saproxylic beetles at both local and landscape scales." Landscape Ecology. 37.

Climate-induced forest dieback drives compositional changes in insect communities that are more pronounced for rare species Permalink

L. Sire, P. Schmidt Yanez, W. Cai, A. Bezier, B. Courtial, J. Cours, D. Fontaneto, L. Larrieu, C. Bouget, S. Thorn, J. Müller, D. W. Yu, M. T. Monaghan, E. A. Herniou, and C. Lopez-Vaamonde. (2022). "Climate-induced forest dieback drives compositional changes in insect communities that are more pronounced for rare species." Communication Biology. 5.

Étude du choix de lieu de ponte par le hanneton forestier dans les Vosges du Nord Permalink

J. Cours, L-M Nageleisen, R. Touffait, H. Schmuck, S. Brualt, N. Breda, C. Richter, F-X Saintonge, and V. Boulanger. (2021). "Étude du choix de lieu de ponte par le hanneton forestier dans les Vosges du Nord." Forêt Nature. 161.

Climate Change Alters Temperate Forest Canopies and Indirectly Reshapes Arthropod Communities Permalink

A. Sallé, J. Cours, A. Le Souchu, C. Lopez-Vaamonde, S. Pincebourde, and C. Bouget. (2021). "Climate Change Alters Temperate Forest Canopies and Indirectly Reshapes Arthropod Communities." Frontiers in Forests and Global Change. 4.

Oviposition preference of the forest cockchafer (Melolontha hippocastani Fabr. 1801) at the stand scale depends on oak proportion, canopy openness and ground accessibility Permalink

J. Cours, L-M Nageleisen, R. Touffait, H. Schmuck, S. Brault, N. Breda, C. Richter, F-X Saintonge, and V. Boulanger. (2021). "Oviposition preference of the forest cockchafer (Melolontha hippocastani Fabr. 1801) at the stand scale depends on oak proportion, canopy openness and ground accessibility." Annals of Forest Science. 78(53).

Contrasting responses of habitat conditions and insect biodiversity to pest- or climate-induced dieback in coniferous mountain forests Permalink

J. Cours, L. Larrieu, C. Lopez-Vaamonde, J. Müller, G. Parmain, S. Thorn, and C. Bouget. (2021). "Contrasting responses of habitat conditions and insect biodiversity to pest- or climate-induced dieback in coniferous mountain forests." Forest Ecology and Management. 482.

Hanneton forestier : Recommandations pratiques pour les gestionnaires et perspectives Permalink

J. Cours, R. Touffait, and V. Boulanger. (2020). "Recommandations pratiques pour les gestionnaires et perspectives." Rendez–vous Techniques ONF. 65-66.

Biologie des hannetons : bilan des connaissances Permalink

L-M Nageleisen, J. Cours. (2020). "Biologie des hannetons : bilan des connaissances." Rendez–vous Techniques ONF. 65-66.

Ecologie de l’insecte - mieux comprendre la niche du hanneton forestier : une étude ONF en 2018 dans les Vosges de Nord Permalink

J. Cours. (2020). "Ecologie de l'insecte – mieux comprendre la niche du hanneton forestier : une étude ONF en 2018 dans les Vosges de Nord." Rendez–vous Techniques ONF. 65-66.

Gestion forestière integrée des insectes ravageurs : exemple par l’étude de la niche écologique du hanneton forestier (Melolontha hippocastani Fabr. 1801) Permalink

J. Cours, L-M Nageleisen, and R. Touffait. (2019). "Gestion forestière integrée des insectes ravageurs : exemple par l'étude de la niche écologique du hanneton forestier (Melolontha hippocastani Fabr. 1801)." Revue Forestière Française. 71(6).

Talks

Cascading effects of forest decline on habitat conditions and biodiversity in temperate forests

March 14, 2025

Oral presentation at OIKOS-Finland 2025 - Ecology and Evolution: Patterns, Process, and Applications, Jyväskylä, Finland

Gamma bird diversity responses to landscape composition, configuration, and heterogeneity across landscapes in Finland

March 13, 2025