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Joël Bêty


Associate director

Department of biology, chemistry and geography, UQAR

Université du Québec à Rimouski (UQAR) 300, allée des Ursulines, C. P. 3300
Quebec, Canada
G5L 3A1

418.723.1986 extension 1701




Research Themes

  • Ecology of terrestrial animal communities.
  • Impact of climate change on birds.
  • Impact of climate change on trophic dynamics of arctic tundra.
  • Migration and reproduction of arctic birds (geese, ducks, shorebirds).

CEN Students / Postdoctoral fellows

Beardsell, Andréanne (Doctorate). Predator-mediated effects of herbivores on tundra nesting insectivorous birds.

Bertrand, Philip (Doctorate). Effect of the cryosphere reduction on movement and reproductive ecology of the black-legged kittiwake (Rissa tridactyla).

Corbeil-Robitaille, Madeleine-Zoé (Master). Effect of Refuges on the Spatial Distribution and Abundance of Birds on the Arctic Tundra of Bylot Island, Nunavut.

Grandmont, Thierry (Master - Codirector). Phenological changes in snow goose migration and their effects on reproduction decision in a climate change context.

Lamarre, Jean-François (Doctorate). Indirect trophic links, migratory connectivity and seasonal interactions in High-Arctic nesting shorebirds .

Moisan, Louis (Master). Characterizing the connectivity of an Arctic food web with the rest of the world through animal migration: the case of Bylot Island.


Recent CEN theses

Chagnon-Lafortune, Aurélie , 2021 (Master). Modelisation of arthropod availability for insectivorous birds in the Arctic : past, present, future.

Duchesne, Éliane , 2020 (Master). Spatio-temporal variations of tundra-nesting bird communities : effect of biotic interactions.

Émond, Kim , 2018 (Doctorate). Population dynamics of decapods: effects of climate and trophic interactions on snow crab (Chionoecetes opilio) .

Léandri-Breton, Don-Jean , 2018 (Master). Transatlantic migration of the Common Ringed Plover (Charadrius hiaticula) retraced with geolocators: from the canadian High Arctic to the european and african continents.

Guéry, Lorelei , 2017 (Doctorate). Influence of winter climatic fluctuations on common eider (Somateria mollissima) demography: inter- and intra-population variation.

Lai, Sandra , 2017 (Doctorate - Codirection). Socio-spatial organization and movement strategy of an arctic fox population in a context of spatio-temporally fluctuating resources.

Robillard, Audrey , 2017 (Doctorate - Codirection). Space use and winter movements of a toundra predator, the snowy owl (Bubo scandiacus).


Scientific communications

Barrio, I.C., Ehrich, D., Soininen, E.M., Ravolainen, V.T., Bueno, C.G., Gilg, O., Koltz, A.M., Speed, J., Hik, D.S., Mörsdorf, M., Alatalo, J.M., Angerbjörn, A., Bêty, J., Bollache, L., Boulanger-Lapointe, N., Brown, G.S., Eischeid, I., Giroux, M.-A., Hájek, T., Hansen, B.B., Hofhuis, S.P., Lamarre, J.-F., Lang, J., Latty, C., Lecomte, N., Macek, P., McKinnon, L., Myers-Smith, I., Pedersen, Å.Ø., Prevéy, J.S., Roth, J.D., Saalfeld, S.T., Schmidt, N.M., Smith, P., Sokolov, A., Sokolova, N., Stolz, C., Van Bemmelen, R., Varpe, Ø., Woodard, P.F., Jónsdóttir, I.S., 2021. Developing common protocols to measure tundra herbivory across spatial scales. Arctic Science: published online 2021-03-12. DOI: 10.1139/as-2020-0020.

Beardsell, A., Gravel, D., Berteaux, D., Gauthier, G., Clermont, J., Careau, V., Lecomte, N., Juhasz, C.-C., Royer-Boutin, P., Bêty, J., 2021. Derivation of predator functional responses using a mechanistic approach in a natural system. Frontiers in Ecology and Evolution, 9, 630944. DOI: 10.3389/fevo.2021.630944.

Duchesne, É., Lamarre, J.-F., Gauthier, G., Berteaux, D., Gravel, D., Bêty, J., 2021. Variable strength of predator-mediated effects on species occurrence in an arctic terrestrial vertebrate community. Ecography, 44(8): 1236-1248. DOI: 10.1111/ecog.05760.

LeTourneux, F., Grandmont, T., Dulude-de Broin, F., Martin, M.-C., Lefebvre, J., Kato, A., Bêty, J., Gauthier, G., Legagneux, P., 2021. COVID19-induced reduction in human disturbance enhances fattening of an overabundant goose species. Biological Conservation, 255, 108968. DOI: 10.1016/j.biocon.2021.108968.

Meyer, N., Bollache, L.J., Galipaud, M., Moreau, J., Dechaume‐Moncharmont, F., Afonso, E., Angerbjörn, A., Bêty, J., Brown, G., Ehrich, D., Gilg, V., Giroux, M.-A., Hansen, J.R., Lanctot, R.B., Lang, J., Latty, C., Lecomte, N., McKinnon, L., Kennedy, L., Reneerkens, J., Saalfeld, S.T., Sabard, B., Schmidt, N.M., Sittler, B., Smith, P., Sokolov, A., Sokolov, V., Sokolova, N., van Bemmelen, R., Gilg, O., 2021. Behavioural responses of breeding arctic sandpipers to ground-surface temperature and primary productivity. Science of the Total Environment, 755(Part 2), 142485. DOI: 10.1016/j.scitotenv.2020.142485.

Nishizawa, K., Deschamps, L., Maire, V., Bêty, J., Lévesque, E., Kitagawa, R., Masumoto, S., Gosselin, I., Morneault, A., Rochefort, L., Gauthier, G., Tanabe, Y., Uchida, M., Mori, A.S., 2021. Long-term consequences of goose exclusion on nutrient cycles and plant communities in the High-Arctic. Polar Science, 27(Special issue: Arctic Challenge for Sustainability Project (ArCS)), 100631. DOI: 10.1016/j.polar.2020.100631.

Robillard, A., Gauthier, G., Therrien, J.-F., Bêty, J., 2021. Linking winter habitat use, diet and reproduction in snowy owls using satellite tracking and stable isotope analyses. Isotopes in Environmental and Health Studies, 57(2): 166-182. DOI: 10.1080/10256016.2020.1835888.

Seyer, Y., Gauthier, G., Bêty, J., Therrien, J.-F., Lecomte, N., 2021. Seasonal variations in migration strategy of a long-distance arctic-breeding seabird. Marine Ecology Progress Series. DOI: 10.3354/meps13905.

Turcotte, Y., Lamarre, J.-F., Duchesne, É., Bêty, J., 2021. Salt marsh width positively affects the occurrence of Least and Pectoral Sandpipers in the St. Lawrence River Estuary during fall migration. The Canadian Field-Naturalist, 135(2): 192-202. DOI: 10.22621/cfn.v135i2.2659.

Davidson, S.C., Bohrer, G., Gurarie, E., LaPoint, S., Mahoney, P.J., Boelman, N.T., Eitel, J.U.H., Prugh, L.R., Vierling, L.A., Jennewein, J., Grier, E., Couriot, O., Kelly, A.P., Meddens, A.J.H., Oliver, R.Y., Kays, R., Wikelski, M., Aarvak, T., Ackerman, J.T., Alves, J.A., Bayne, E., Bedrosian, B., Belant, J.L., Berdahl, A.M., Berlin, A.M., Berteaux, D., Bêty, J., Boiko, D., Booms, T.L., Borg, B.L., Boutin, S., Boyd, W.S., Brides, K., Brown, S., Bulyuk, V.N., Burnham, K.K., Cabot, D., Casazza, M., Christie, K., Craig, E.H., Davis, S.E., Davison, T., Demma, D., DeSorbo, C.R., Dixon, A., Domenech, R., Eichhorn, G., Elliott, K., Evenson, J.R., Exo, K.-M., Ferguson, S.H., Fiedler, W., Fisk, A., Fort, J., Franke, A., Fuller, M.R., Gauthier, G., Gilchrist, G., Glazov, P., Gray, C.E., Grémillet, D., Griffin, L., Hallworth, M.T., Harrison, A.-L., Hennin, H.L., Hipfner, J.M., Hodson, J., Johnson, J.A., Joly, K., Jones, K., Katzner, T.E., Kidd, J.W., Knight, E.C., Kochert, M.N., Kölzsch, A., Kruckenberg, H., Lagassé, B.J., Lai, S., Lamarre, J.-F., Lanctot, R.B., Larter, N.C., Latham, A.D.M., Latty, C.J., Lawler, J.P., Léandri-Breton, D.-J., Lee, H., Lewis, S.B., Love, O.P., Madsen, J., Maftei, M., Mallory, M.L., Mangipane, B., Markovets, M.Y., Marra, P.P., McGuire, R., McIntyre, C.L., McKinnon, E.A., Miller, T.A., Moonen, S., Mu, T., Müskens, G.J.D.M., Ng, J., Nicholson, K.L., Øien, I.J., Overton, C., Owen, P.A., Patterson, A., Petersen, A., Pokrovsky, I., Powell, L.L., Prieto, R., Quillfeldt, P., Rausch, J., Russell, K., Saalfeld, S.T., Schekkerman, H., Schmutz, J.A., Schwemmer, P., Seip, D.R., Shreading, A., Silva, M.A., Smith, B.W., Smith, F., Smith, J.P., Snell, K.R., Sokolov, A., Sokolov, V., Solovyeva, D.V., Sorum, M.S., Tertitski, G., Therrien, J.-F., Thorup, K., Tibbitts, T.L., Tulp, I., Uher-Koch, B.D., van Bemmelen, R.S.A., Van Wilgenburg, S., Von Duyke, A.L., Watson, J.L., Watts, B.D., Williams, J.A., Wilson, M.T., Wright, J.R., Yates, M.A., Yurkowski, D.J., Žydelis, R., Hebblewhite, M., 2020. Ecological insights from three decades of animal movement tracking across a changing Arctic. Science, 370(6517): 712-715. DOI: 10.1126/science.abb7080.

Émond, K., Sainte-Marie, B., Bêty, J., 2020. Long‐term trends and drivers of larval phenology and abundance of dominant brachyuran crabs in the Gulf of St. Lawrence (Canada). Fisheries Oceanography, 29(2): 185-200. DOI: 10.1111/fog.12463.

Galipeau, P., Franke, A., Leblond, M., Bêty, J., 2020. Multi-scale selectionmodels predict breeding habitat for two arctic-breeding raptor species. Arctic Science, 6(1): 24-40. DOI: 10.1139/as-2018-0026.

Hutchison, C., Guichard, F., Legagneux, P., Gauthier, G., Bêty, J., Berteaux, D., Fauteux, D., Gravel, D., 2020. Seasonal food webs with migrations: Multi-season models reveal indirect species interactions in the Canadian Arctic tundra. Philosophical Transactions of the Royal Society Series A, 378(2181), 20190354. DOI: 10.1098/rsta.2019.0354.

Kankaanpää, T., Vesterinen, E., Hardwick, B., Schmidt, N.M., Andersson, T., Aspholm, P.E., Barrio, I.C., Beckers, N., Bêty, J., Birkemoe, T., DeSiervo, M., Drotos, K.H.I., Ehrich, D., Gilg, O., Gilg, V., Hein, N., Høye, T.T., Jakobsen, K.M., Jodouin, C., Jorna, J., Kozlov, M.V., Kresse, J.-C., Léandri-Breton, D.-J., Lecomte, N., Loonen, M., Marr, P., Monckton, S.K., Olsen, M., Otis, J.-A., Pyle, M., Roos, R.E., Raundrup, K., Rozhkova, D., Sabard, B., Sokolov, A., Sokolova, N., Solecki, A.M., Urbanowicz, C., Villeneuve, C., Vyguzova, E., Zverev, V., Roslin, T., 2020. Parasitoids indicate major climate‐induced shifts in arctic communities. Global Change Biology, 26(11): 6276-6295. DOI: 10.1111/gcb.15297.

Léandri-Breton, D.-J., Bêty, J., 2020. Vulnerability to predation may affect species distribution: plovers with broader arctic breeding range nest in safer habitat. Scientific Reports, 10, 5032. DOI: 10.1038/s41598-020-61956-6.

Meyer, N., Bollache, L.J., Dechaume‐Moncharmont, F., Moreau, J., Afonso, E., Angerbjörn, A., Bêty, J., Ehrich, D., Gilg, V., Giroux, M.-A., Hansen, J.R., Lanctot, R.B., Lang, J., Lecomte, N., McKinnon, L., Reneerkens, J., Saalfeld, S.T., Sabard, B., Schmidt, N.M., Sittler, B., Smith, P., Sokolov, V., Sokolov, A., Sokolova, N., van Bemmelen, R., Gilg, O., 2020. Nest attentiveness drives nest predation in arctic sandpipers. Oikos, 129(10): 1481-1492. DOI: 10.1111/oik.07311.

Weiser, E.L., Lanctot, R.B., Brown, S.C., Gates, H.R., Bêty, J., Boldenow, M.L., Brook, R.W., Brown, G.S., English, W.B., Flemming, S.A., Franks, S.E., Gilchrist, G., Giroux, M.-A., Johnson, A., Kendall, S., Kennedy, L.V., Koloski, L.J., Kwon, E., Lamarre, J.-F., Lank, D.B., Latty, C.J., Lecomte, N., Liebezeit, J.R., McGuire, R.L., McKinnon, L., Nol, E., Payer, D., Perz, J., Rausch, J., Robards, M., Saalfeld, S.T., Senner, N.R., Smith, P.A., Soloviev, M., Solovyeva, D., Woodard, P.F., Sandercock, B.K., Ward, D.H., 2020. Annual adult survival drives trends in Arctic-breeding shorebirds but knowledge gaps in other vital rates remain. The Condor, 122(3): 1-14. DOI: 10.1093/condor/duaa026.

Bulla, M., Reneerkens, J., Weiser, E.L., Sokolov, A.G., Taylor, A.R., Sittler, B., McCaffery, B.J., Ruthrauff, D.R., Catlin, D.H., Payer, D.C., Ward, D.H., Solovyeva, D.V., Santos, E.S.A., Rakhimberdiev, E., Nol, E., Kwon, E., Brown, G.S., Hevia, G.D., Gates, H.R., Johnson, J.A., van Gils, J.A., Hansen, J.R., Lamarre, J.-F., Rausch, J., Conklin, J.R., Liebezeit, J., Bêty, J., Lang, J., Alves, J.A., Fernández-Elipe, J., Exo, K.-M., Bollache, L.J., Bertellotti, M., Giroux, M.-A., van de Pol, M., Johnson, M., Boldenow, M.L., Valcu, M., Soloviev, M., Sokolova, N., Senner, N.R., Lecomte, N., Meyer, N., Schmidt, N.M., Gilg, O., Smith, P.A., Machín, P., McGuire, R.L., Cerboncini, R.A.S., Ottvall, R., van Bemmelen, R.S.A., Swift, R.J., Saalfeld, S.T., Jamieson, S.E., Brown, S., Piersma, T., Albrecht, T., D’Amico, V., Lanctot, R.B., Kempenaers, B., 2019. Comment on “Global pattern of nest predation is disrupted by climate change in shorebirds”. Science, 364(6445), eaaw8529. DOI: 10.1126/science.aaw8529.

Guéry, L., Descamps, S., Hodges, K., Pradel, R., Moe, B., Hanssen, S.A., Erikstad, K.E., Gabrielsen, G.W., Gilchrist, G., Jenouvrier, S., Bêty, J., 2019. Winter extratropical cyclone influence on seabird survival: variation between and within common eider Somateria mollissima populations. Marine Ecology Progress Series, 627: 155-170. DOI: 10.3354/meps13066.

Guéry, L., Rouan, L., Descamps, S., Bêty, J., Fernandez-Chacon, A., Gilchrist, G., Pradel, R., 2019. Covariate and multinomial: Accounting for distance in movement in capture–recapture analyses. Ecology and Evolution, 9(2): 818-824. DOI: 10.1002/ece3.4827.

Hennin, H.L., Legagneux, P., Gilchrist, G., Bêty, J., McMurtry, J.P., Love, O.P., 2019. Plasma mammalian leptin analogue predicts reproductive phenology, but not reproductive output in a capital‐income breeding seaduck. Ecology and Evolution, 9(3): 1515-1522. DOI: 10.1002/ece3.4873.

Léandri-Breton, D.-J., Lamarre, J.-F., Bêty, J., 2019. Seasonal variation in migration strategies used to cross ecological barriers in a nearctic migrant wintering in Africa. Journal of Avian Biology, 50(6), e02101. DOI: 10.1111/jav.02101.

Tiusanen, M., Huotari, T., Hebert, P.D.N., Andersson, T., Asmus, A., Bêty, J., Davis, E., Gale, J., Hardwick, B., Hik, D., Körner, C., Lanctot, R.B., Loonen, M.J.J.E., Partanen, R., Reischke, K., Saalfeld, S.T., Senez-Gagnon, F., Smith, P.A., Šulavík, J., Syvänperä, I., Urbanowicz, C., Williams, S., Woodard , P., Zaika, Y., Roslin, T., 2019. Flower‐visitor communities of an arcto‐alpine plant - Global patterns in species richness, phylogenetic diversity and ecological functioning. Molecular Ecology, 28(2 - Special Issue: Species interactions, ecological networks and community dynamics): 318-335. DOI: 10.1111/mec.14932.

Fauteux, D., Gauthier, G., Mazerolle, M.J., Coallier, N., Bêty, J., Berteaux, D., 2018. Evaluation of invasive and non-invasive methods to monitor rodent abundance in the Arctic. Ecosphere, 9(2): e02124. DOI: 10.1002/ecs2.2124.

Hennin, H.L., Dey, C.J., Bêty, J., Gilchrist, G., Legagneux, P., Williams, T.D., Love, O.P., 2018. Higher rates of prebreeding condition gain positively impacts clutch size: A mechanistic test of the condition‐dependent individual optimization model. Functional Ecology, 32(8): 2019-2028. DOI: 10.1111/1365-2435.13133.

Jean-Gagnon, F., Legagneux, P., Gilchrist, G., Bélanger, S., Love, O.P., Bêty, J., 2018. The impact of sea ice conditions on breeding decisions is modulated by body condition in an arctic partial capital breeder. Oecologia, 186(1): 1-10. DOI: 10.1007/s00442-017-4002-5.

Lamarre, V., Legagneux, P., Franke, A., Casajus, N., Currie, D., Berteaux, D., Bêty, J., 2018. Precipitation and ectoparasitism reduce reproductive success in anarctic-nesting top-predator. Scientific Reports, 8: Article number: 8530. DOI: 10.1038/s41598-018-26131-y.

Léandri-Breton, D.-J., Jaffré, M., Bêty, J., 2018. A rare dark morph in the Canadian Arctic raises questions about molting and polymorphism in Long-tailed Jaeger (Stercorarius longicaudus). Wilson Journal of Ornithology, 130(1): 337-340. DOI: 10.1676/1559-4491-130.1.337.

Legagneux, P., Casajus, N., Cazelles, K., Chevallier, C., Chevrinais, M., Guéry, L., Jacquet, C., Jaffré, M., Naud, M.-J., Noisette, F., Ropars, P., Vissault, S., Archambault, P., Bêty, J., Berteaux, D., Gravel, D., 2018. Our house is burning: discrepancy in climate change vs biodiversity coverage in the media as compared to scientific literature. Frontiers in Ecology and Evolution, 5, 175. DOI: 10.3389/fevo.2017.00175.

Leung, M.C.-Y., Bolduc, É., Doyle, F.I., Reid, D.G., Gilbert, S., Kenney, A.J., Krebs, C.J., Bêty, J., 2018. Phenology of hatching and food in low arctic passerines and shorebirds: is there a mismatch? Arctic Science, 4(4): 538-556. DOI: 10.1139/as-2017-0054.

Peck, K., Franke, A., Lecomte, N., Bêty, J., 2018. Nesting habitat selection and distribution of an avian top predator in the Canadian Arctic. Arctic Science, 4(4): 499-512. DOI: 10.1139/as-2017-0048.

Robillard, A., Gauthier, G., Therrien, J.-F., Bêty, J., 2018. Wintering space use and site fidelity in a nomadic species, the snowy owl. Journal of Avian Biology, 49(5): jav-01707. DOI: 10.1111/jav.01707.

Weiser, E.L., Brown, S.C., Lanctot, R.B., Gates, H.R., Abraham, K.F., Bentzen, R.L., Bêty, J., Boldenow, M.L., Brook, R.W., Donnelly, T.F., English, W.B., Flemming, S.A., Franks, S.E., Gilchrist, G., Giroux, M.-A., Johnson, A., Kennedy, L.V., Koloski, L.J., Kwon, E., Lamarre, J.-F., Lank, D.B., Lecomte, N., Liebezeit, J.R., McKinnon, L., Nol, E., Perz, J., Rausch, J., Robards, M., Saalfeld, S.T., Senner, N.R., Smith, P.A., Soloviev, M., Solovyeva, D., Ward, D.H., Woodard, P.F., Sandercock, B.K., 2018. Effects of environmental conditions on reproductive effort and nest success of Arctic-breeding shorebirds. Ibis, 160(3): 608-623. DOI: 10.1111/ibi.12571.

Weiser, E.L., Brown, S.C., Lanctot, R.B., Gates, H.R., Abraham, K.F., Bentzen, R.L., Bêty, J., Boldenow, M.L., Brook, R.W., Donnelly, T.F., English, W.B., Flemming, S.A., Franks, S.E., Gilchrist, G., Giroux, M.-A., Johnson , A., Kennedy, L.V., Koloski, L., Kwon, E., Lamarre, J.-F., Lank, D.B., Lecomte, N., Liebezeit, J.R., McKinnon, L., Nol, E., Perz, J., Rausch, J., Robards, M., Saalfeld, S.T., Senner, N.R., Smith, P.A., Soloviev, M., Solovyeva, D., Ward, D.H., Woodard, P.F., Sandercock, B.K., 2018. Life‐history tradeoffs revealed by seasonal declines in reproductive traits of arctic‐breeding shorebirds. Journal of Avian Biology, 49(2), jav-01531. DOI: 10.1111/jav.01531.

Beardsell, A., Gauthier, G., Fortier, D., Therrien, J.-F., Bêty, J., 2017. Vulnerability to geomorphological hazards of an arctic cliff-nesting raptor, the rough-legged hawk. Arctic Science, 3(2): 203-219. DOI: 10.1139/AS-2016-0025.

Guéry, L., Descamps, S., Pradel, R., Hanssen, S.A., Erikstad, K.E., Gabrielsen, G.W., Gilchrist, G., Bêty, J., 2017. Hidden survival heterogeneity of three Common eider populations in response to climate fluctuations. Journal of Animal Ecology, 86(3): 683–693. DOI: 10.1111/1365-2656.12643.

Lai, S., Bêty, J., Berteaux, D., 2017. Movement tactics of a mobile predator in a meta-ecosystem with fluctuating resources: the arctic fox in the High Arctic. Oikos, 126(7): 937-947. DOI: 10.1111/oik.03948.

Lamarre, J.-F., Legagneux, P., Gauthier, G., Reed, E.T., Bêty, J., 2017. Predator-mediated negative effects of overabundant snow geese on arctic-nesting shorebirds. Ecosphere, 8(5): e01788. DOI: 10.1002/ecs2.1788.

Lamarre, V., Franke, A., Love, O.P., Legagneux, P., Bêty, J., 2017. Linking pre-laying energy allocation and timing of breeding in a migratory arctic raptor. Oecologia, 183(3): 653-666. DOI: 10.1007/s00442-016-3797-9.

Rioux, M.-J., Lai, S., Casajus, N., Bêty, J., Berteaux, D., 2017. Winter home range fidelity and extraterritorial movements of Arctic fox pairs in the Canadian High Arctic. Polar Research, 36(Issue sup1: Arctic Fox Biology and Management): 11. DOI: 10.1080/17518369.2017.1316930.

Robillard, A., Gauthier, G., Therrien, J.-F., Fitzgerald, G., Provencher, J.F., Bêty, J., 2017. Variability in stable isotopes of snowy owl feathers and contribution of marine resources to their winter diet. Journal of Avian Biology, 48(6): 759–769. DOI: 10.1111/jav.01257.

Therrien, J.-F., Lecomte, N., Zgirski, T., Jaffré, M., Beardsell, A., Goodrich, L.J., Bêty, J., Franke, A., Zlonis, E., Bildstein, K.L., 2017. Long-term phenological shifts in migration and breeding-area residency in eastern North American raptors. The Auk: Ornithological Advances, 134: 871-881. DOI: 10.1642/AUK-17-5.1.

Turcotte, Y., Lamarre, J.-F., Bêty, J., 2017. Annual and seasonal variation in shorebird abundance in the St. Lawrence River estuary during fall migration. The Canadian Field-Naturalist, 131(3): 203-214. DOI: 10.22621 /cfn.v131i3.1870.

Weiser, E.L., Lanctot, R.B., Brown, S.C., Gates, H.R., Bentzen, R.L., Bêty, J., Boldenow, M.L., English, W.B., Franks, S.E., Koloski, L.J., Kwon, E., Lamarre, J.-F., Lank, D.B., Liebezeit, J.R., McKinnon, L., Nol, E., Rausch, J., Saalfeld, S.T., Senner, N.R., Ward, D.H., Woodard, P.F., Sandercock, B.K., 2017. Environmental and ecological conditions at arctic breeding sites have limited effects on true survival rates of adult shorebirds. The Auk: Ornithological Advances, 135(1): 29-43. DOI: 10.1642/AUK-17-107.1.

Beardsell, A., Gauthier, G., Therrien, J.-F., Bêty, J., 2016. Nest site characteristics, patterns of nest reuse, and reproductive output in an Arctic-nesting raptor, the Rough-legged Hawk. The Auk: Ornithological Advances, 133(4): 718-732. DOI: 10.1642/AUK-16-54.1.

Bulla, M., Valcu, M., Dokter, A.M., Dondua, A.G., Kosztolanyi, A., Rutten, A.L., Helm, B., Sandercock, B.K., Casler, B., Ens, B.J., Spiegel, C.S., Hassell, C.J., Küpper, C., Minton, C., Burgas, D., Lank, D.B., Payer, D.C., Loktionov, E.Y., Nol, E., Kwon, E., Smith, F., Gates, H.R., Vitnerova, H., Prüter, H., Johnson, J.A., St Clair, J.J., Lamarre, J.-F., Rausch, J., Reneerkens, J., Conklin, J.R., Burger, J., Liebezeit, J., Bêty, J., Coleman, J.T., Figuerola, J., Hooijmeijer, J.C.E.W., Alves, J.A., Smith, J.A.M., Weidinger, K., Koivula, K., Gosbell, K., Exo, K.-M., Niles, L., Koloski, L., McKinnon, L., Praus, L., Klaassen, M., Giroux, M.-A., Sladecek, M., Boldenow, M.L., Goldstein, M.I., Salek, M., Senner, N., Rönkä, N., Lecomte, N., Gilg, O., Vincze, O., Johnson, O.W., Smith, P.A., Woodard, P.F., Tomkovich, P.S., Battley, P.F., Bentzen, R., Lanctot, R.B., Porter, R., Saalfeld, S.T., Freeman, S., Brown, S.C., Yezerinac, S., Székely, T., Montalvo, T., Piersma, T., Loverti, V., Pakanen, V.-M., Tijsen, W., Kempenaers, B., 2016. Unexpected diversity in socially synchronized rhythms of shorebirds. Nature, 540(7631): 109-113. DOI: 10.1038/nature20563.

Giroux, M.-A., Trottier-Paquet, M., Bêty, J., Lamarre, V., Lecomte, N., 2016. Is it safe to nest near conspicuous neighbours? Spatial patterns in predation risk associated with the density of American Golden-Plover nests. PeerJ, 4: e2193. DOI: 10.7717/peerj.2193.

Hennin, H.L., Bêty, J., Legagneux, P., Gilchrist, G., Williams, T.D., Love, O.P., 2016. Energetic physiology mediates individual optimization of breeding phenology in a migratory arctic seabird. The American Naturalist, 188(4): 434-433. DOI: 10.1086/688044.

Legagneux, P., Hennin, H.L., Gilchrist, G., Williams, T.D., Love, O.P., Bêty, J., 2016. Unpredictable perturbation reduces breeding propensity regardless of pre-laying reproductive readiness in a partial capital breeder. Journal of Avian Biology, 47(6): 880-886. DOI: 10.1111/jav.00824.

Robillard, A., Therrien, J.-F., Gauthier, G., Clark, K.M., Bêty, J., 2016. Pulsed resources at tundra breeding sites affect winter irruptions at temperate latitudes of a top predator, the snowy owl. Oecologia, 181(2): 423-433. DOI: 10.1007/s00442-016-3588-3.

Weiser, E.L., Lanctot, R.B., Brown, S.C., Alves, J.A., Battley, P.F., Bentzen, R., Bêty, J., Bishop, M., Boldenow, M., Bollache, L., Casler, B., Christie, M., Coleman, J.T., Conklin, J.R., English, W.B., Gates, H.R., Gilg, O., Giroux, M.-A., Gosbell, K., Hassell, C., Helmericks, J., Johnson, A., Katrínardóttir, B., Koivula, K., Kwon, E., Lamarre, J.-F., Lang, J., Lank, D.B., Lecomte, N., Liebezeit, J., Loverti, V., McKinnon, L., Minton, C., Mizrahi, D., Nol, E., Pakanen, V.-M., Perz, J., Porter, R., Rausch, J., Reneerkens, J., Rönkä, N., Saalfeld, S., Senner, N., Sittler, B., Smith, P.A., Sowl, K., Taylor, A., Ward, D.H., Yezerinac, S., Sandercock, B.K., 2016. Effects of geolocators on hatching success, return rates, breeding movements, and change in body mass in 16 species of Arctic-breeding shorebirds. Movement Ecology, 4: 12. DOI: 10.1186/s40462-016-0077-6.

Émond, K., Sainte-Marie, B., Galbraith, P.S., Bêty, J., 2015. Top-down vs. bottom-up drivers of recruitment in a key marine invertebrate: investigating early life stages of snow crab. ICES Journal of Marine Science, 72(5): 1336-1348. DOI: 10.1093/icesjms/fsu240.

Harms, N.J., Legagneux, P., Gilchrist, G., Bêty, J., Love, O.P., Forbes, M.R., Bortolotti, G.R., Soos, C., 2015. Feather corticosterone reveals effect of moulting conditions in the autumn on subsequent reproductive output and survival in an Arctic migratory bird. Proceedings of the Royal Society B: Biological Sciences, 282: 20142085. DOI: 10.1098/rspb.2014.2085.

Hennin, H.L., Legagneux, P., Bêty, J., Williams, T.D., Gilchrist, G., Baker, T.M., Love, O.P., 2015. Pre-breeding energetic management in a mixed-strategy breeder. Oecologia, 177(1): 235-243. DOI: 10.1007/s00442-014-3145-x.

Jaffré, M., Franke, A., Anctil, A., Galipeau, P., Hedlin, E., Lamarre, V., L’Hérault, V., Nikolaiczuk, L., Peck, K., Robinson, B., Bêty, J., 2015. Écologie de la reproduction du faucon pèlerin au Nunavut. Le Naturaliste Canadien, 139(1): 54-64. DOI: 10.7202/1027671ar.

Lai, S., Bêty, J., Berteaux, D., 2015. Spatio–temporal hotspots of satellite–tracked arctic foxes reveal a large detection range in a mammalian predator. Movement Ecology, 3: 37. DOI: 10.1186/s40462-015-0065-2.

Steenweg, R.J., Hennin, H., Bêty, J., Gilchrist, G., Williams, T.D., Crossin, G.T., Love, O.P., 2015. Sources of diel variation in energetic physiology in an arctic-breeding, diving seaduck. General and Comparative Endocrinology, 216: 39-45. DOI: 10.1016/j.ygcen.2015.04.012.

Therrien, J.-F., Gauthier, G., Robillard, A., Lecomte, N., Bêty, J., 2015. Écologie de la reproduction du harfang des neiges dans l'Arctique canadien. Le Naturaliste Canadien, 139(1): 17-23. DOI: 10.7202/1027666ar.

Therrien, J.-F., Pinaud, D., Gauthier, G., Lecomte, N., Bildstein, K.L., Bêty, J., 2015. Is pre-breeding prospecting behaviour affected by snow cover in the irruptive snowy owl? A test using state-space modelling and environmental data annotated via Movebank. Movement Ecology, 3: 1. DOI: 10.1186/s40462-015-0028-7.

Anctil, A., Franke, A., Bêty, J., 2014. Heavy rainfall increases nestling mortality of an arctic top predator: experimental evidence and long-term trend in peregrine falcons. Oecologia, 174(3): 1033-1043. DOI: 10.1007/s00442-013-2800-y.

Bêty, J., Graham-Sauvé, M., Legagneux, P., Cadieux, M.-C., Gauthier, G., 2014. Fading indirect effects in a warming arctic tundra. Current Zoology, 60(2): 189-202.

Julien, J.-R., Legagneux, P., Gauthier, G., Morrison, R.I.G., Therrien, J.-F., Bêty, J., 2014. Contribution of allochthonous resources to breeding in a high-arctic avian predator. Polar Biology, 37(2): 193-203. DOI: 10.1007/s00300-013-1423-4.

Julien, J.-R., Legagneux, P., Gauthier, G., Morrison, R.I.G., Therrien, J.-F., Bêty, J., 2014. Erratum to: Contribution of allochthonous resources to breeding in a high-arctic avian predator. Polar Biology, 37(8): 1219-1220. DOI: 10.1007/s00300-014-1530-x.

Legagneux, P., Berzins, L.L., Forbes, M., Harms, N.J., Hennin, H.L., Bourgeon, S., Gilchrist, G., Bêty, J., Soos, C., Love, O.P., Foster, J.T., Descamps, S., Burness, G., 2014. No selection on immunological markers in response to a highly virulent pathogen in an Arctic breeding bird. Evolutionary Applications, 7(7): 765-773. DOI: 10.1111/eva.12180.

Legagneux, P., Gauthier, G., Lecomte, N., Schmidt, N.M., Reid, D.G., Cadieux, M.-C., Berteaux, D., Bêty, J., Krebs, C.J., Ims, R.A., Yoccoz, N.G., Morrison, R.I.G., Leroux, S.J., Loreau, M., Gravel, D., 2014. Arctic ecosystem structure and functioning shaped by climate and herbivore body size. Nature Climate Change, 4: 379-383. DOI: 10.1038/NCLIMATE2168.

Legagneux, P., Gauthier, G., Lecomte, N., Schmidt, N.M., Reid, D.G., Cadieux, M.-C., Berteaux, D., Bêty, J., Krebs, C.J., Ims, R.A., Yoccoz, N.G., Morrison, R.I.G., Leroux, S.J., Loreau, M., Gravel, D., 2014. Climate and herbivore body size determine how arctic terrestrial ecosystems work. Pages 67-69 in Jeffries, M.O., Richter-Menge, J., Overland, J.E. (Editors). Arctic Report Card 2014.

Legagneux, P., Suffice, P., Messier, J.-S., Lelièvre, F., Tremblay, J.A., Maisonneuve, C., Saint-Louis, R., Bêty, J., 2014. High risk of lead contamination for scavengers in an area with high moose hunting success. PLoS one, 9(11): e111546. DOI: 10.1371/journal.pone.0111546.

Lewis, L.R., Behling, E., Gousse, H., Qian, E., Elphick, C.S., Lamarre, J.-F., Bêty, J., Liebezeit, J., Rozzi, R., 2014. First evidence of bryophyte diaspores in the plumage of transequatorial migrant birds. PeerJ, 2: e424. DOI: 10.7717/peerj.424.

McKinnon, L., Berteaux, D., Bêty, J., 2014. Predator-mediated interactions between lemmings and shorebirds: A test of the alternative prey hypothesis. The Auk: Ornithological Advances, 131(4): 619-628. DOI: 10.1642/AUK-13-154.1.

Therrien, J.-F., Gauthier, G., Korpimäki, E., Bêty, J., 2014. Predation pressure by avian predators suggests summer limitation of small-mammal populations in the Canadian Arctic. Ecology, 95(1): 56-67. DOI: 10.1890/13-0458.1.

Therrien, J.-F., Gauthier, G., Pinaud, D., Bêty, J., 2014. Irruptive movements and breeding dispersal of snowy owls: a specialized predator exploiting a pulsed resource. Journal of Avian Biology, 45(6): 536-544. DOI: 10.1111/jav.00426.

Bolduc, É., Casajus, N., Legagneux, P., McKinnon, L., Gilchrist, G., Leung, M., Morrison, R.I.G., Reid, D.G., Smith, P.A., Buddle, C.M., Bêty, J., 2013. Terrestrial arthropod abundance and phenology in the Canadian Arctic: modelling resource availability for Arctic-nesting insectivorous birds. The Canadian Entomologist, 145(Special Issue 02): 155-170. DOI: 10.4039/tce.2013.4.

Gauthier, G., Bêty, J., Cadieux, M.-C., Legagneux, P., Doiron, M., Chevallier, C., Lai, S., Tarroux, A., Berteaux, D., 2013. Long-term monitoring at multiple trophic levels suggests heterogeneity in responses to climate change in the Canadian Arctic tundra. Philosophical Transactions of the Royal Society Series B, 368(1624): 20120482. DOI: 10.1098/rstb.2012.0482.

Julien, J.-R., Gauthier, G., Morrison, R.I.G., Bêty, J., 2013. Survival rate of the long-tailed jaeger at Alert, Ellesmere Island, Nunavut. The Condor, 115(3): 543-550.

Legagneux, P., Harms, N.J., Gauthier, G., Chastel, O., Gilchrist, G., Bortolotti, G., Bêty, J., Soos, C., 2013. Does feather corticosterone reflect individual quality or external stress in arctic-nesting migratory birds? PLoS one, 8(12): e82644. DOI: 10.1371/journal.pone.0082644.

Legagneux, P., Simard, A.-A., Gauthier, G., Bêty, J., 2013. Effect of neck collars on the body condition of migrating Greater Snow Geese. Journal of Field Ornithology, 84(2): 201-209. DOI: 10.1111/jofo.12019.

L’Hérault, V., Franke, A., Lecomte, N., Alogut, A., Bêty, J., 2013. Landscape heterogeneity drives intra-population niche variation and reproduction in an arctic top predator. Ecology and Evolution, 3(9): 2867-2879. DOI: 10.1002/ece3.675.

McKinnon, L., Berteaux, D., Gauthier, G., Bêty, J., 2013. Predator-mediated interactions between preferred, alternative and incidental prey in the arctic tundra. Oikos, 122(7): 1042–1048. DOI: 10.1111/j.1600-0706.2012.20708.x.

Therrien, J.-F., Gauthier, G., Korpimäki, E., Bêty, J., 2013. Long-tailed jaegers in the canadian Arctic. Bulletin of the Ecological Society of America, 94(4): 388-388. DOI: 10.1890/0012-9623-94.4.388.

Turcotte, Y., Lamarre, J.-F., Bêty, J., 2013. Staging ecology of semipalmated Plover (Charadrius semipalmatus) and semipalmated Sandpiper (Calidris pusilla) juveniles in the St. Lawrence River estuary during fall migration. Canadian Journal of Zoology, 91(11): 802-809. DOI: 10.1139/cjz-2013-0101.

Giroux, M.-A., Berteaux, D., Lecomte, N., Gauthier, G., Szor, G., Bêty, J., 2012. Benefiting from a migratory prey : spatio-temporal patterns in subsidization of an arctic predator. Journal of Animal Ecology, 81(3): 533-542. DOI: 10.1111/j.1365-2656.2011.01944.x.

Legagneux, P., Fast, P., Gauthier, G., Bêty, J., 2012. Manipulating individual state during migration provides evidence for carry-over effects modulated by environmental conditions. Proceedings of the Royal Society B: Biological Sciences, 279(1730): 876-883.

Legagneux, P., Gauthier, G., Berteaux, D., Bêty, J., Cadieux, M.-C., Bilodeau, F., Bolduc, É., McKinnon, L., Tarroux, A., Therrien, J.-F., Morissette, L., Krebs, C.J., 2012. Disentangling trophic relationships in a high arctic tundra ecosystem through food web modelling. Ecology, 93(7): 1707-1716. DOI: 10.1890/11-1973.1.

McKinnon, L., Picotin, M., Bolduc, É., Juillet, C., Bêty, J., 2012. Timing of breeding, peak food availability, and effects of mismatch on chick growth in birds nesting in the High Arctic. Canadian Journal of Zoology, 90(8): 961-971. DOI: 10.1139/z2012-064.

Tarroux, A., Bêty, J., Gauthier, G., Berteaux, D., 2012. The marine side of a terrestrial carnivore: intra-population variation in use of allochthonous resources by arctic foxes. PLoS one, 7(8): e42427. DOI: 10.1371/journal.pone.0042427.

Therrien, J.-F., Gauthier, G., Bêty, J., 2012. Survival and reproduction of adult snowy owls tracked by satellite. Journal of Wildlife Management, 76(8): 1562-1567. DOI: 10.1002/jwmg.414.

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