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Joël Bêty

 

Membre régulier

Département de biologie, chimie et géographie, UQAR

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

418.723.1986 poste 1701
joel_bety@uqar.ca

 

http://132.203.57.253:8080/donneesweb/document/image/perso_300.jpg

 


 

Thèmes de recherche

  • Écologie des communautés animales terrestres et stratégies de reproduction des animaux.
  • Impact des changements climatiques sur la dynamique trophique de la toundra arctique.
  • Impact des changements climatiques sur la faune aviaire.
  • Migration et reproduction chez les oiseaux de l'Arctique (oies, canards et limicoles).
 
 

Étudiants / Chercheurs postdoctoraux au CEN

Beardsell, Andréanne (Doctorat). Effets des interactions trophiques indirectes sur les oiseaux insectivores de l'Arctique.

Bertrand, Philip (Doctorat). Réduction de la cryosphère et son impact sur la reproduction et l’alimentation d’une sentinelle Arctique, la mouette tridactyle (Rissa tridactyla).

Chagnon-Lafortune, Aurélie (Maîtrise). Modélisation de la disponibilité des arthropodes pour les oiseaux insectivores en Arctique : passé, présent, futur.

Duchesne, Éliane (Maîtrise). Variations spatio-temporelles des communautés d'oiseaux nichant dans la toundra arctique : effet des interactions biotiques.

Lamarre, Jean-François (Doctorat). Relations trophiques indirectes, connectivité migratoire et interactions saisonnières chez les limicoles nichant dans le Haut-Arctique.

Léandri-Breton, Don-Jean (Maîtrise). Migration transatlantique du Pluvier grand-gravelot (Charadrius hiaticula) suivie par géolocalisateurs: du Haut-Arctique canadien aux continents européen et africain.

Roy, Justin (Doctorat). Utilisation de l'habitat faite par les femelles eider à duvet à East Bay en période de pré-ponte et de ponte.

Tétreault, Mathieu (Maîtrise). Écologie des déplacements migratoires de populations de faucon pèlerin (Falco peregrinus) nichant dans l'Arctique et ses impacts sur la reproduction.

 
 

Thèses et mémoires récents

Émond, Kim , 2018 (Doctorat). Phénologie et dynamique de population des crustacés décapodes: effets de facteurs biotiques et climatiques sur le recrutement du crabe des neiges (Chionoecetes opilio).

Guéry, Lorelei , 2017 (Doctorat). Influence des fluctuations climatiques hivernales sur la démographie des eiders à duvet (Somateria mollissima): variation inter- et intra-populationnelle.

Lai, Sandra , 2017 (Doctorat - Codirection). Organisation socio-spatiale et stratégie de mouvement d'une population de renards arctiques dans un contexte de fluctuations spatio-temporelles des ressources.

Robillard, Audrey , 2017 (Doctorat - Codirection). Mouvements et utilisation de l'habitat en hiver chez un prédateur nomade: le harfang des neiges .

Galipeau, Philippe , 2016 (Maîtrise). Modélisation de l'habitat de nidification chez deux rapaces au nord de l’île de Baffin, Nunavut.

Peck, Kristen , 2016 (Maîtrise). Répartition spatiale et sélection d’habitat de nidification du faucon pèlerin au Nunavut, Canada.

Jean-Gagnon, Frankie , 2015 (Maîtrise). Impact des conditions de la glace de mer sur la reproduction des eiders à duvet (Somateria mollissima) nichant dans l'Arctique canadien.

Lamarre, Vincent , 2015 (Maîtrise). Dynamique pré-reproductrice de l'état physiologique et lien avec la phénologie de la reproduction chez le faucon pèlerin nichant dans l'Arctique.

Royer-Boutin, Pascal , 2015 (Maîtrise). Effets des cycles de lemmings sur le succès de nidification d’oiseaux différant par leur taille corporelle et leur comportement.

Doucet, Catherine , 2014 (Maîtrise). Synchronie entre la reproduction et l'abondance des ressources: effet sur le succès reproducteur d'un insectivore nichant dans l'Arctique.

Fast, Peter , 2014 (Doctorat). Causes et conséquences de la variation du comportement migratoire sur la reproduction des oiseaux nichant en arctique dans le contexte des changements climatiques.

Rioux, Marie-Jeanne , 2014 (Maîtrise - Codirection). La dynamique socio-spatiale hivernale chez les couples de renard arctique (Vulpes lagopus) dans le haut-Arctique canadien.

 
 
 
 

Communications scientifiques

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., Dey, C., Bêty, J., Gilchrist, G., Legagneux, P., Williams, T., Love, O.P., 2018. Higher rates of pre-breeding condition gain positively impacts clutch size: a mechanistic test of the condition-dependent individual optimization model. Functional Ecology(published online first). 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(published online first). DOI: 10.3389/fevo.2017.00175.

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., River Gates, H., 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.H., Giroux, M.-A., Johnson , A., Kendall, S., 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. Effects of environmental conditions on reproductive effort and nest success of Arctic-breeding shorebirds. Journal of Avian Biology, 160(3): 608-623. DOI: 10.1111/ibi.12571 .

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., 2018. Environmental and ecological conditions at Arctic breeding sites have limited effects on true survival rates of adult shorebirds. Auk, 135(1): 29-43. DOI: 10.1642/AUK-17-107.1.

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 dans Jeffries, M.O., Richter-Menge, J., Overland, J.E. (Éditeurs). 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. 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.

Franke, A., Descamps, S., Therrien, J.-F., Bêty, J., 2011. Climatic conditions during outward migration affect apparent survival of an arctic top predator, the peregrine falcon. Journal of Avian Biology, 42(6): 544-551. DOI: 10.1111/j.1600-048X.2011.05466.x.

Gauthier, G., Berteaux, D., Bêty, J., Tarroux, A., Therrien, J.-F., McKinnon, L., Legagneux, P., Cadieux, M.-C., 2011. The tundra food web of Bylot Island in a changing climate and the role of exchanges between ecosystems. Écoscience, 18(3 - special issue: 50th Year Anniversary of CEN): 223-235. DOI: 10.2980/18-3-3453.

Legagneux, P., Gauthier, G., Chastel, O., Picard, G., Bêty, J., 2011. Do glucocorticoids in droppings reflect baseline level in birds captured in the wild? A case study in snow geese. General and Comparative Endocrinology, 172(3): 440-445. DOI: 10.1016/j.ygcen.2011.04.009.

McKinnon, L., Abraham, K.F., Bêty, J., Bolduc, É., Buddle, C., Gan, S., Gilchrist, G., Lefebvre, J., Leung, M., Morrison, R.I.G., Reid, D.G., 2011. Arthropods. Pages 41-50 dans Gauthier, G., Berteaux, D. (Éditeurs). ArcticWOLVES: Arctic Wildlife Observatories Linking Vulnerable EcoSystems - Final synthesis report. Centre d'études nordiques, Université Laval.

McKinnon, L., Abraham, K.F., Bêty, J., Doyle, F.I., Morrison, R.I.G., Nol, E., Pollock, L., Smith, P.A., Sokolov, V., Soloviev, M., Reid, D.G., 2011. Shorebirds. Pages 51-62 dans Gauthier, G., Berteaux, D. (Éditeurs). ArcticWOLVES: Arctic Wildlife Observatories Linking Vulnerable EcoSystems - Final synthesis report. Centre d'études nordiques, Université Laval.

Sénéchal, É., Bêty, J., Gilchrist, G., 2011. Interactions between lay date, clutch siza, and postlaying energetic needs in a capital breeder. Behavioral Ecology, 22(1): 162-168. DOI: 10.1093/beheco/arq189.

Sénéchal, É., Bêty, J., Gilchrist, G., Hobson, K.A., Jamieson, S.E., 2011. Do purely capitl layers exist among birds? Evidence of exogenous contribution to arctic-nesting common eider eggs. Oecologia, 165(3): 593-604. DOI: 10.1007/s00442-010-1853-4.

Therrien, J.-F., Fitzgerald, G., Gauthier, G., Bêty, J., 2011. Diet–tissue discrimination factors of carbon and nitrogen stable isotopes in blood of Snowy Owl (Bubo scandiacus). Canadian Journal of Zoology, 89: 343-347. DOI: 10.1139/Z11-008.

Therrien, J.-F., Gauthier, G., Bêty, J., 2011. An avian terrestrial predator of the Arctic relies on the marine ecosystem during winter. Journal of Avian Biology, 42: 363-369. DOI: 10.1111/j.1600-048X.2011.05330.x.

Bêty, J., Gauthier, G., Descamps, S., Giroux, J.-F., 2010. Correlation between sequential variables: a reply to Schroeder et al. The American Naturalist, 176(6): 838-840. DOI: 10.1086/657303.

Descamps, S., Bêty, J., Love, O.P., Gilchrist, G., 2010. Individual optimization of reproduction in a long-lived migratory bird: a test of the condition-dependent model of laying date and clutch size. Functional Ecology, 25(3): 671-681. DOI: 10.1111/j.1365-2435.2010.01824.x.

Descamps, S., Forbes, M., Gilchrist, G., Love, O.P., Bêty, J., 2010. Avian cholera, post-hatching survival and selection on hatch characteristics in a long-lived bird, the common eider Somateria mollisima. Journal of Avian Biology, 42(1): 39-48. DOI: 10.1111/j.1600-048X.2010.05196.x.

Descamps, S., Yoccoz, N.G., Gaillard, J.-M., Gilchrist, G., Erikstad, K., Hanssen, S., Cazelles, B., Forbes, M., Bêty, J., 2010. Detecting population heterogeneity in effects of North Atlantic Oscillations on seabird body condition: get into the rythm. Oikos, 119: 1526–1536. DOI: 10.1111/j.1600-0706.2010.18508.x.

Love, O.P., Gilchrist, G., Descamps, S., Semeniuk, C.A.D., Bêty, J., 2010. Pre-laying climatic cues can time reproduction to optimally match offspring hatching and ice conditions in an Arctic marine bird. Oecologia, 164: 277–286. DOI: 10.1007/s00442-010-1678-1.

McKinnon, L., Smith, P.A., Nol, E., Martin, J.L., Doyle, F.I., Abraham, K.F., Gilchrist, G., Morrison, R.I.G., Bêty, J., 2010. Lower predation risk for migratory birds at high latitudes. Science, 327: 326-327.

McKinnon, L., Smith, P.A., Nol, E., Martin, J.L., Doyle, F.I., Abraham, K.F., Gilchrist, G., Morrison, R.I.G., Bêty, J., 2010. Suitability of artificial nests - response. Science, 328: 46-47. DOI: 10.1126/science.328.5974.46-a .

Morrissette, M., Bêty, J., Gauthier, G., Reed, A., Lefebvre, J., 2010. Climate, trophic interactions, density dependence and carry-over effects on the population productivity of a migratory Arctic herbivorous bird. Oikos, 119(7): 1181-1191. DOI: 10.1111/j.1600-0706.2009.18079.x.

Tarroux, A., Berteaux, D., Bêty, J., 2010. Northern nomads: ability for extensive movements in adult arctic foxes. Polar Biology, 33(8): 1021-1026. DOI: 10.1007/s00300-010-0780-5.

Tarroux, A., Ehrich, D., Lecomte, N., Jardine, T.D., Bêty, J., Berteaux, D., 2010. Sensitivity of stable isotope mixing models to variation in isotopic ratios: evaluating consequences of lipid extraction. Methods in Ecology and Evolution, 1: 231-241. DOI: 10.1111/j.2041-210X.2010.00033.x.

Descamps, S., Gilchrist, G., Bêty, J., Buttler, I., Forbes, M., 2009. Costs of reproduction in a long-lived bird: large clutch size reduces survival in the presence of an infectious disease. Biology letters, 5: 278-281.

Love, O.P., Gilchrist, G., Bêty, J., Wynne-Edwards, K.E., Berzins, L., Williams, T.D., 2009. Using life-histories to predict and interpret variability in yolk hormones. General and Comparative Endocrinology, 163(special issue): 169-174.

McKinnon, L., Bêty, J., 2009. Effect of camera monitoring on survival rates of High-Arctic shorebird nests. Journal of Field Ornithology, 80: 280-288.

 
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