Most Recent CV


CV 2023 Google Profile

PhD Thesis



State Space Models

MSc Thesis



Missing Data




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Publications


  1. Randon, M., M. Dowd, and Joy, R. 2022. A real-time data assimilative forecasting system for animal tracking. Ecology. pe3718.
  2. Joy, R., R. S. Schick, M. Dowd, T. Margolina, J. E. Joseph, and L. Thomas. 2022. A fine-scale marine mammal movement model for assessing long-term aggregate noise exposure. Ecological Modelling.
  3. Watson, J., R. Joy, D. J. Tollit, S. J. Thornton, and M. Auger-Méthé. 2021. A general framework for estimating the spatio-temporal distribution of a species using multiple data types. Annals of Applied Statistics. 15(4): 1872-1896.
  4. Williams, R., E. Ashe, L. Yruretagoyena, N. Mastica, M. Siple, J. Wood, R. Joy, R. Langrock, S. Mews, E. V. Finne. 2021. Reducing vessel noise benefits foraging in endangered killer whales. Marine Pollution Bulletin.
  5. De Groot, K. L., A. N. Porter, A. R. Norris, A. C. Huang, and R. Joy. 2021. Seasonal patterns of bird-window collisions at a Pacific coast site and high vulnerability of the Varied Thrush (Ixoreus naevius) in winter. The Condor: Ornithological Applications.
  6. Trounce, K., O. Robinson, A. MacGillivray, D. Hannay, J. Wood, D.J. Tollit, and R. Joy. 2020. The effects of vessel slowdownson foraging habitat of the southern resident killer whales. Proceedings of the Meetings on Acoustics.
  7. Millikin, R.L., R. Joy, J. Komaromi, J., M. Harrison, N. Mahony, and W.M. Vander Haegen, W.M. 2020. Critical habitat identification of peripheral Sage Thrashers under climate change. Conservation Science and Practice, p.e290.
  8. Wilson, L.J., J. Harwood, C.G. Booth, R. Joy, C.M. Harris. 2020. A decision framework to identify populations that are most vulnerable to the population level effects of disturbance. 2019. Conservation Science and Practice. DOI: 10.1111/csp2.149
  9. Joy, R., D.J. Tollit, J. Wood, A. MacGillivray, Z. Li, K.Trounce and Orla Robinson. 2019. Benefits of vessel slowdowns on endangered southern resident killer whales. Frontiers of Marine Science, 6: 344-363.
  10. Tollit, D.J., R. Joy, J. Wood, A. Redden, C. Booth, T. Boucher, P. Porskamp and M. Oldreive. 2019. Effects of tidal turbine installation and operations on harbor porpoise in Minas Passage, Bay of Fundy. The Journal of Ocean Technology, 14: 22-48.
  11. Joy, R., J. Wood, C Sparling, D. J. Tollit, A. Copping, and B. McConnell. 2018. Harbor seal behavior and avoidance of an operational tidal turbine. Marine Pollution Bulletin, 136: 92-106.
  12. Malinka, C., D. Gillespie, J. Macaulay, R. Joy, and C. Sparling. 2018. First in-situ passive acoustic monitoring for marine mammals during operation of a tidal turbine. Marine Ecology Progress Series. 590: 247-266.
  13. Tollit, D.J., L. Fritz, R. Joy, K. Miller, A. Schulze, J. Thomason, W. Walker, T. Zeppelin, and T.S. Gelatt. 2017. Diet of endangered Steller sea lions in the Aleutian Islands: New insights from DNA detections and bio-energetic reconstructions. Canadian Journal of Zoology, 95(11): 853-868.
  14. Ainsworth, L.M., C.B. Dean, and R. Joy. 2016. Zero-inflated spatial models: application and interpretation. International Symposium in Statistics 2015 Proceedings Volume on Advances and Challenges in Parametric and Non-parametric Analysis of Correlated Data. Springer New York, NY. 75 - 96 pp.
  15. Joy, R., M.G. Dowd, B.C. Battaile, P.M. Lestenkof, J.T. Sterling, A.W. Trites, and R.D. Routledge. 2015. Linking northern fur seal dive behavior to environmental variables in the eastern Bering Sea. Ecosphere. 6 (5): 75. DOI 10.1890/ES14-00314.1
  16. Savo, V., R. Joy, G. Caneva, and W.C. McClatchey. 2015. Plant selection for ethnobotanical uses on the Amalfi Coast (Southern Italy). Journal of Ethnobiology and Ethnomedicine. 11(1): 58. DOI: 10.1186/s13002-015-0039-y
  17. Muir, J.E., R. Joy, Y. Bychkov, K. Bröker, G. Gailey, V. VLadimirov, S. Starodymov and G. Gailey. 2015. Delineation of a coastal gray whale feeding area using opportunistic and systematic survey effort. Endangered Species Research. 29(2): 147-160.
  18. Muir, J.E., L. Ainsworth, R. Joy, R. Racca, Y. Bychkov, G. Gailey, V. VLadimirov, S. Starodymov, and K. Bröker. 2015. Distance from shore of gray whales during a seismic survey off Sakhalin Island, Russia. Endangered Species Research. DOI: 10.3354/esr00701
  19. Chatwin, T.A., R. Joy, and A.E. Burger. 2013. Set-back distances to protect nesting and roosting seabirds off Vancouver Island from boat disturbance. Waterbirds. 36 (1): 42–51.
  20. Fahlman, A., S.H. Loring, M. Ferrigno, C. Moore, G. Early, M. Niemeyer, B. Lentell, F. Wenzel, R. Joy, and M. Moore. 2011. Inflation and deflation pressure-volume loops in breath-hold diving marine mammals. Journal of Experimental Biology. 214: 3822-3828.
  21. Dowd, M., and R. Joy. 2011. Estimating behavioural parameters in animal movement models using a state-augmented particle filter. Ecology. 92: 568–575.
  22. Svärd C., A. Fahlman, D.A.S. Rosen, R. Joy, and A.W. Trites. 2009. Fasting affects the surface and diving metabolic rates of Steller sea lions (Eumetopias jubatus). Aquatic Biology. 8: (71-82).
  23. Joy, R. and J. Muir. 2009. Hybrid spatial approach for the estimation of a perimeter monitoring line in Report of the smallspecialist workshop to determine the perimeter monitoring line, IUCN Headquarters, Gland, Switzerland. 23-26 Octo-ber 2009
  24. Joy, R., E.F. Druyts, E.K. Brandson, V.D. Lima, C.A. Rustad, W. Zhang, E. Wood, J.S.G. Montaner, and R.S. Hogg. 2008. Impact of Neighborhood-Level Socioeconomic Status on HIV Disease Progression in a Universal Health Care Setting. Journal of AIDS. 47 (4): 500-505.
  25. Joy, R., D.J. Tollit, J. Laake and A.W. Trites. Using Feeding Trials and Computer Simulations to assess error and bias in scat analysis. 2006. In A.W. Trites, S. Atkinson, D.P. DeMaster, L.W. Fritz, T.S. Gelatt, L.D. Rea and K. Wynne (eds), Sea Lions of the World. Alaska Sea Grant College Program, University of Alaska, Fairbanks. pp. 205-222.
  26. Tollit, D.J., S.G. Heaslip, B.E. Deagle, S.J. Iverson, R. Joy, D.A. Rosen, and A.W. Trites. Estimating diet composition in sea lions: which technique to choose. 2006. In A.W. Trites, S. Atkinson, D.P. DeMaster, L.W. Fritz, T.S. Gelatt, L.D. Rea and K. Wynne (eds), Sea Lions of the World. Alaska Sea Grant College Program, University of Alaska, Fairbanks. pp. 293-307.
  27. Harris M., R. Joy, G. Larsen, M. Valyi, E. Walker, LW Frick, R.M. Palmatier, S.A. Wring, and J.S. Montaner. 2006. Enfuvirtide plasma levels and injection site reactions using a needle-free gas-powered injection system (Biojector). AIDS. 20(5):719-723.
  28. Palepu, A., M.W. Tyndall, R. Joy, T. Kerr, E. Wood, N. Press, R.S. Hogg, and J.S. Montaner. 2006. Antiretroviral adherence and HIV treatment outcomes among HIV/HCV co-infected injection drug users: the role of methadone maintenance therapy. Drug and Alcohol Dependence. 84(2):188-194.
  29. Moore, D., R. Copes, R. Fisk, R. Joy, K.Chan, and M. Brauer. 2005. Population health effects of air quality changes due to forest fires in British Columbia in 2003: Estimates from physician-visit billing data. Canadian Journal of Public Health. 97(2):105-8.
  30. Trites, A.W., and R. Joy. 2005. Dietary analysis from fecal samples: How many scats are enough? Journal of Mammology. 86(44), 704-712.
  31. Tollit, D.J., S.G. Heaslip, T.K. Zeppelin, R. Joy, K.A. Call, and A.W. Trites. 2004. A method to improve size estimates of walleye pollock and Atka mackerel consumed by pinnipeds using digestion correction factors applied to bones and otoliths recovered in scats. Fishery Bulletin, 102(3) 498-508.
  32. von Dadelszen, P., S. Kives, M.F. Delisle, R.D. Wilson, R. Joy, L. Ainsworth, L.A. Kharusi, M. Oskamp, J.F.R. Barrett, G. Ryan, D. Farine, and P.G.R. Seaward. 2003. Evaluation of predictors of latency, clinical chorioamnionitis, postpartum fever and neonatal infection in twin pregnancies complicated by preterm prelabor rupture of membranes. Twin Research. 6(4): 257-262.
  33. Buchanan, S., J. Fraser, T. Farrell, P. Gallaugher, R. Joy, and R. Routledge. 2002. Reducing gillnet mortality of incidentally caught coho salmon. North American Journal of Fisheries Management. 22: 1270-1275.
  34. Hay, D.E., P.B. McCarter, R. Joy, M. Thompson, and K. West. 2001. Fraser River Eulachon Biomass Assessments and Spawning Distribution: 1995-2002. Canadian Science Advisory Secretariat Research Document – 2002/117. 58pp
  35. van den Driessche, R.*, M. Mather, and T.A. Chatwin. 2001. Habitat Selection by bats in temperate old-growth forests, Clayoquot Sound, British Columbia. Proceedings of the Species and Habitats at Risk Conference. February 15-18, 1999. Ministry of Environment, Lands and Parks.
  36. Chatwin, T.A., and R. van den Driessche*. 1996. Long-term effects of prescribed fire in a grassland ecosystem of central British Columbia. Proceedings of the 61st North American Wildlife and Natural Resources Conference, Tulsa, Oklahoma.
  37. van den Driessche, R.*, S.D. McConnell and T.D. Hooper. 1994. First confirmed breeding record for Upland Sandpiper, Bartramia longicauda, in British Columbia. Canadian Field Naturalist. 108: 89-91.
  38. McConnell, S.D., van den Driessche*, R., T.D. Hooper, A. Roberts and G. Roberts. 1993. First sight and breeding record of Sprague’s Pipit, Anthus spragueii, in British Columbia. Canadian Field Naturalist. 107: 222-223.