Raincoast Studies

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filename: aprilbencze_15 © April Bencze.

© April Bencze.

Raincoast Studies

Alexandra Morton has published articles about impacts of sea lice on juvenile salmon, and on killer whales and Pacific white-sided dolphins in scientific journals and books.

  • Morton, A., and Routledge, R. 2016. Risk and precaution: Salmon farming. Marine Policy, 74, 205-212. View
  • Bateman A.W., Peacock, S.J., Connors, B., Polk, Z., Berg, D., Krkošek, M., and Morton, A. 2016. Recent failure to control sea louse outbreaks on salmon in the Broughton Archipelago, British Columbia. Can. J. Fish. Aquat. Sci. 73(8): 1164-1172. View
  • Kibenge, M.J.T., Iwamoto, T., Wang, Y., Morton, A., Routledge, R., and Kibenge, F.S.B. 2016. Discovery of variant infectious salmon anaemia virus (ISAV) of European genotype in British Columbia, Canada. Virol J [Internet]. 13(1):1–17. View
  • Kibenge, M.J.T, Iwamoto, T., Wang, Y., Morton, A., Godoy, M.G., and Kibenge, F.S.B. 2013. Whole-genome analysis of piscine reovirus (PRV) shows PRV represents a new genus in family Reoviridae and its genome segment S1 sequences group it into two separate sub-genotypes. Virology Journal, 10: 230. View
  • Prince, M.H.H., Morton, A., Eriksson, J.G., and Volpe, J. P. 2013 Fish Processing Facilities: New Challenge to Marine Biosecurity in Canada. Journal of Aquatic Animal Health, 25:4, 290-294. View
  • Frazer, N. L., Morton, A., and Krkosek, M. 2012. Critical thresholds in sea lice epidemics: evidence, sensitivity and subcritical estimation. Proceedings of the Royal Society B: online Jan 4, DOI: 10.1098/rspb.2011.2210. View
  • Krkosek, M., Connors, B. M., Ford, H., Peacock, S., Mages, P., Ford, J. S., Morton, A., Volpe, J. P., Hilborn, R., Dill, L. M., and Lewis, M. A. 2011. Fish farms, parasites, and predators: Implications for salmon population dynamics. Ecological Applications 21:897–914. View
  • Morton, A., Routledge, R., McConnell, A., and Krkosek, M. 2011. Sea lice dispersion and salmon survival in relation to salmon farm activity in the Broughton Archipelago. ICES Journal of Marine Science. 68, 144-156. View
  • Krkosek, M., A. Morton, J. Volpe, and M.A. Lewis, 2009. Sea lice and salmon population dynamics: Effects of exposure time for migratory fish. Proceedings of the Royal Society of London Series B 272:689-696. View
  • Morton, A., Routledge, R., and Krkosek, M. 2008. Sea louse infestation in wild juvenile salmon and Pacific herring associated with fish farms off the east-central coast of Vancouver Island, British Columbia. North American Journal of Fisheries Management 28, 523-532. View
  • Krkosek, M., Ford, J. S., Morton, A.B., Lele, S., and Lewis, M.A., 2008. Response to comment on ‘Declining wild salmon populations in relation to parasites from farm salmon’. Science. 322, 1790- 1791. View
  • Krkosek, M., Ford, J. S., Morton, A.B., Lele, S., and Lewis, M.A., 2008. Sea lice and pink salmon declines: A response to Brooks and Jones. Reviews in Fisheries Science. 16, 413-420. View
  • Krkoek, M., Ford, J.S., Morton, A., Lele, S., Myers, R.A., and Lewis, M.A.. 2007. Declining Wild Salmon Populations in Relation to Parasites from Farm Salmon. Science 14 December 2007: Vol. 318. no. 5857, pp. 1772 – 1775. DOI: 10.1126/science.1148744. View
  • Krkosek, M., M.A. Lewis, A. Morton, L.N. Frazer, and J.P. Volpe. 2006. Epizootics of wild fish induced by farm fish. Proceedings of the National Academy of Sciences. PNAS published October 4, 2006, 10.1073/pnas.0603525103 View
  • Krkosek, M., Lewis, M.A., Volpe, J.P., & Morton, A.B. 2006. Fish Farms and sea lice infestations of wild juvenile salmon in the Broughton Archipelago – A rebuttal to Brooks (2006). Reviews in Fisheries Science. 14: 1-11. View
  • Morton, A., and R.D. Routledge. 2006. Fulton’s Condition Factor: Is it a valid measure of sea lice impact on juvenile salmon? North American Journal of Fisheries Management 26:56-62. View
  • Morton, A.B., and Williams, R. 2006. Response of the Sea Louse Lepeophtheirus salmonis infestation levels on juvenile wild Pink, Oncorhynchus gorbuscha, and Chum, O. keta, salmon, to arrival of parasitized wild adult salmon. Canadian Field Naturalist 120:2. View
  • Morton, A.B., and Routledge, R. 2005. Mortality rates for juvenile pink Oncorhynchus gorbuscha and chum O. keta salmon infested with sea lice Lepeophtheirus salmonis in the Broughton Archipelago. Alaska Fishery Research Bulletin 11(2):146-152. View
  • Ford, J.K.B., G.M. Ellis, D.R. Matkin, K.C. Balcomb, D. Briggs, and A.B. Morton. 2005. Killer whale attacks on minke whales: Prey capture and antipredator tactics. Marine Mammal Science 21(4):603-618. View
  • Morton, A., R.D. Routledge, and R. Williams. 2005. Temporal patterns of sea louse infestation on wild pacific salmon in relation to the fallowing of Atlantic salmon farms. North American Journal of Fisheries Management 25(3):811-821. View
  • Krkosek, M., Morton, A., and Volpe, J.P.. 2005. Nonlethal assessment of juvenile pink and chum salmon for parasitic sea lice infections and fish health. Transactions of the American Fisheries Society 134(3):711-716. PDF
  • Blaylock, R.B., Overstreet, R.M., and Morton, A.B. 2005. The pathogenic copepod Phrixocephalus cincinnatus (Copepoda: Pennellidae) in the eye of arrowtooth flounder, Atherestes stomias, and rex sole, Glyptocephalus zachirus, from British Columbia. The European Association of Fish Pathologists, 25: 116-123. View
  • Morton, A., R. Routledge, C. Peet, and A. Ladwig. 2004. Sea lice (Lepeophtheirus salmonis) infection rates on juvenile pink (Oncorhynchus gorbuscha) and chum (Oncorhynchus keta) salmon in the nearshore marine environment of British Columbia, Canada. Canadian Journal of Fisheries and Aquatic Sciences 61(2):147-157. View
  • Morton, A.B., and Williams, R. 2003 Infestation of the sea louse Lepeophtheirus salmonis (Krøyer) on juvenile pink salmon Oncorhynchus gorbuscha (Walbaum) in British Columbia, Canadian Field Naturalist, 117: 634-641 View
  • Morton, A.B., and Volpe, J. 2002. A Description of Escaped Farmed Atlantic Salmon Salmo salar Captures and Their Characteristics in One Pacific Salmon Fishery Area in British Columbia, Canada, in 2000. Alaska Fisheries Research Bulletin Vol. 9(2):102-110. View
  • Morton, A.B., and Symonds, H.K. 2002. Displacement of Orcinus orca (L.) by high amplitude sound in British Columbia, Canada. ICES Journal of Marine Science, 59: 71-80. View
  • Morton, A. 2000. Occurrence, photo-identification and prey of Pacific white-sided dolphins (Lagenorhyncus obliquidens) in the Broughton Archipelago, Canada 1984-1998. Marine Mammal Science, 16(1): 80-93. View
  • Ford, J.K.B., Ellis, G., Barret-Lennard, L., Morton, A.B., Palm, R., and Balcomb, K.C. 1998. Dietary specialization in two sympatric populations of killer whales (Orcinus orca) in coastal British Columbia and adjacent waters. Canadian Journal of Zoology 76(8): 456-1471. View
  • Morton, A.B. 1990. A quantitative comparison of the behaviour of resident and transient forms of the killer whale off the central British Columbia coast. Report of the International Whaling Commission. (special issue 12): 245-248. View
  • Morton, A. B., Gale, J.C., and Prince, R.C. 1986. Sound and behavioral correlation in captive Orcinus orca. In: Kirkevold, B.C. and Lockhard, J.S. (eds.) Behavioral biology of killer whales. Alan R. Liss, Inc. New York. pp. 303-333.