Dr. Evan Richardson

Chercheur scientifique

Générer des connaissances scientifiques originales sur les ours polaires et les écosystèmes marins de l'Arctique à l'appui des politiques et des programmes d'Environnement et Changement climatique Canada.

Environnement et Changement climatique Canada

Unité 510 - 234 Donald Street Winnipeg, Manitoba R3C 1M8

Recherche et / ou projets en cours

- Génétique des populations d'ours polaires en relation avec la sélection et l'adaptation au changement climatique.
- Effets du changement climatique sur l'écologie des ours polaires et des écosystèmes marins de l'Arctique.
- Évaluation de la santé des populations d'ours polaires (maladies, stress, contaminants, etc.) en réponse aux facteurs de stress environnementaux.
- Surveillance communautaire des écosystèmes marins arctiques à la station de recherche de Pond Inlet d'Environnement et Changement climatique Canada.

Activités professionnelles / intérêts

Membre du groupe de spécialistes de l'ours polaire de l'UICN/SCC.
Conseiller scientifique pour l'accord de gestion de l'ours polaire Inuvialuit/Inupiat.
Membre du groupe de travail sur la science et la surveillance du ministère de l'intérieur des États-Unis pour le plan de gestion de la conservation de l'ours polaire.

Prix et études

Bourse Alexander Graham Bell du Conseil national de recherches en sciences et en génie (CGS-D) 2009
Doctorat en écologie, Université de l'Alberta 2014
Maîtrise en sciences, écologie, Université de l'Alberta 2004
Licence en zoologie, Université du Manitoba 2000

Liens additionnels

Google Scholar: https://scholar.google.ca/citations?user=qKKVEpoAAAAJ&hl=en

Principales publications

Barnas, A.F., Geldart, E.A., Love, O.P., Jagielski, P.M., Harris, C.M., Gilchrist, G., Hennin, H.L., Richardson, E.S., Dey, C.J., and Semeniuk, C.A.D. 2022. Predatory cue use in flush responses of a colonial nesting seabird during polar bear foraging. Animal Behaviour 193:75-90. (https://doi.org/10.1016/j.anbehav.2022.08.009).

Laidre, K.L., Durner, G.M., Lunn, N.J., Regehr, E.V., Atwood, T.C., Rode, K.D., Aars, J., Routti, H., Wiig Ø., Dyck, M., Richardson, E.S., Atkinson, S., Belikov, S., and Stirling, I. 2022. The Role of Satellite Telemetry Data in 21st Century Conservation of Polar Bears (Ursus maritimus). Frontiers in Marine Science. DOI:10.3389/fmars.2022.816666

Rode, K.D., Taras, B.D., Stricker, C.A., Atwood, T.C., Boucher, N.P., Durner, G.M., Derocher, A.E., Richardson, E.S., Cherry, S.G., Quakenbush, L., Horstmann, and L., Bromaghin, J.F. 2022. Diet Energy Density Estimated from Isotopes in Predator Hair Associated with Survival, Habitat, and Population Dynamics. Ecological Applications e2751. DOI:10.1002/eap.2751

Smith, T., Derocher, A., Mazur, R., York, G., Owen, M., Obbard, M., Richardson, E.S., and Amstrup, S. 2022. Anthropogenic food: An emerging threat to polar bears. Oryx:1-10. DOI:10.1017/S0030605322000278

Jagielski, P.M., Barnas, A., Gilchrist, H.G., Richardson , E.S., Love, O., and Semeniuk, C.A.D. 2021. The utility of drones for studying polar bear behaviour in the Canadian Arctic: opportunities and recommendations. Journal of Unmanned Vehicle Systems. 10:97-110 (DOI:10.1139/dsa-2021-0018.)

Florko, K.R.N., Gregory W. Thiemann, G.W., Bromaghin, J.F., and Richardson, E.S. 2021. Diet composition and body condition of polar bears (Ursus maritimus) in relation to sea ice habitat in the Canadian High Arctic. Polar Biology 44:1445-1456. (https://doi.org/10.1007/s00300-021-02891-8)

Nathan J. Hostetter, N.J., Lunn, N.J., Richardson, E.S., Regehr, E.V., and Converse, S.J. 2021. Age-structured Jolly-Seber model expands inference and improves parameter estimation from capture-recapture data. PLoS ONE 16(6): e0252748. (https://doi.org/ 10.1371/journal.pone.0252748)

Pilfold, N.W., Richardson, E.S., Ellis, J., Jenkins, E., Scandrett, W.B., Hernández-Ortiz, A., Buhler, K., McGeachy, D., Al-Adhami, B., Konecsni,K., Lobanov, V.A., Owen, M.A., Rideout, B., Lunn, N.J. 2021. Long-term increases in pathogen seroprevalence in polar bears (Ursus maritimus) influenced by climate change. Global Change Biology. 27:4481-4497 (DOI: 10.1111/gcb.15537).

Ellis, J., Gow, S., Pilfold, N., Lacoste, S., Lunn, N.J., Richardson, E.S., McGeachy, D., Owen, M. and Rideout, B., 2021. Bordetella bronchiseptica-reactive antibodies in Canadian polar bears. The Canadian Veterinary Journal 62(7): 725-728.

Jagielski, P.M., Dey, C.J., Gilchrist, H.G., Richardson , E.S., Semeniuk, C.A.D. 2021. Polar bears are inefficient predators of seabird eggs. (https://doi.org/10.1098/rsos.210391)

Henderson, E.M., Derocher, A.E., Lunn, N.J., Montpetit, B., Merrill, E.H., Richardson, E.S. 2020. Polar bear (Ursus maritimus) use of the western Hudson Bay flaw lead. Marine Ecology Progress Series 664:227-242. (https://doi.org/10.3354/meps13642).

Jagielski, P.M., Dey, C.J., Gilchrist, H.G., Richardson , E.S., Semeniuk, C.A.D. 2020. Polar bear foraging on common eider eggs: Estimating the energetic consequences of a climate-mediated behavioural shift. Animal Behaviour 171:63-75. (https://doi.org/10.1016/j.anbehav.2020.11.009)

Bechshoft, T., Luo, Y., Bohart, A.M., Derocher, A.E., Richardson, E.S., Lunn, N.J., and Pearson, G. 2020. Monitoring spatially resolved trace elements in polar bear hair using single spot laser ablation ICP-MS. Ecological Indicators 119:106822 (https://doi.org/10.1016/j.ecolind.2020.106822).

Richardson, E.S., Davis, C., Stirling, I., Derocher, A.E., Lunn, N.J., Malenfant, R. M. 2020. Variance in lifetime reproductive success of male polar bears. Behavioural Ecology 31:1224-1232 (https://doi.org/10.1093/beheco/araa074).

Boonstra, E., Bodner, K., Bosson, C., Delehanty, B., Richardson, E.S., Lunn, N.J., Derocher, A.E. and Molnár, P.K. 2020. The stress of Arctic warming on polar bears. Global Change Biology 26:4197-4214. (https://doi.org/10.1111/gcb.15142)

Florko, K.R.N., Derocher, A.E., Breiter, C.J.C., Ghazal, M., Hedman, D., Higdon, J.W., Richardson, E.S., Sahanatien, V., Trim, V., Petersen, S.D. 2020. Polar bear denning, distribution in the Canadian Arctic. Polar Biology 43:617-621 (https://doi.org/10.1007/s00300-020-02657-8).

Boucher, N.P., Derocher, A.E., and Richardson, E.S. 2020. Spatial and temporal variability in ringed seal (Pusa hispida) stable isotopes in the Beaufort Sea. Ecology and Evolution 10:4178-4192 DOI:10.1002/ece3.6186

Yurkowski, E.J., Richardson, E.S., Lunn, N.J., Muir, D.C.G., Johnson, A.C., Derocher, A.E., Ehrman, A.D., Houde, M., Young, B.G., Debets, C.D., Sciullo, L., Thiemann, G.W., Ferguson, S.H. 2020. Contrasting Temporal Patterns of Mercury, Niche Dynamics, and Body Fat Indices of Polar Bears and Ringed Seals in a Melting Icescape. Environmental Science & Technology 54: 2780-2789.