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

Volumn 28, Issue 2, 2008, Pages 523-532

  Morton, Alexandra ^a   Routledge, Rick ^b   Krkošek, Martin ^c  

^a Raincoast Research   (Canada)

^b SIMON FRASER UNIVERSITY   (Canada)

^c UNIVERSITY OF ALBERTA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ABUNDANCE; ARCHIPELAGO; CLUPEOID; COMMERCIAL SPECIES; ISOPOD; JUVENILE; LOUSE; PARASITE INFESTATION; PARASITE TRANSMISSION; SALINITY; SALMONID; STATISTICAL ANALYSIS; TEMPERATURE EFFECT; WILD POPULATION;

BRITISH COLUMBIA; BROUGHTON ARCHIPELAGO; CANADA; DISCOVERY ISLANDS; NORTH AMERICA; VANCOUVER ISLAND;

CALIGUS CLEMENSI; CLUPEA PALLASI; CLUPEIDAE; LEPEOPHTHEIRUS SALMONIS; ONCORHYNCHUS; ONCORHYNCHUS GORBUSCHA; ONCORHYNCHUS KETA; ONCORHYNCHUS NERKA; PHTHIRAPTERA; SALMONIDAE;

EID: 43449123328     PISSN: 02755947     EISSN: 15488675     Source Type: Journal    
DOI: 10.1577/M07-042.1     Document Type: Article

References (32)

1. Beamish, R. J., S. Jones, C. E. Neville, R. Sweeting, G. Karreman, S. Saksida, and E. Gorden. 2006. Exceptional marine survival of pink salmon that entered the marine environment in 2003 suggests that farmed Atlantic salmon and Pacific salmon can coexist successfully in a marine ecosystem on the Pacific coast of Canada. ICES Journal of Marine Science 63:1326-1337.
2. Bjom, P. A., and B. Finstad. 2002. Salmon lice, Lepeophtheirus salmonis (Kroyer), infestation in sympatric populations of Arctic char, Salvelinus alpinus (L.), and sea trout, Salmo trutta (L.), in areas near and distant from salmon farms. ICES Journal of Marine Science 59:131-139.
3. Brooks, K. 2005. The effects of water temperature, salinity, and currents on the survival and distribution of the infective copepodid stage of the salmon louse (Lepeophtheirus salmonis) originating on Atlantic salmon farms in the Broughton Archipelago of British Columbia, Canada. Reviews in Fisheries Science 13:177-204.
4. Brooks, K., and D. Stucchi. 2006. The effects of water temperature, salinity, and currents on the survival and distribution of the infective copepodid stage of the salmon louse (Lepeophtheirus salmonis) originating on Atlantic salmon farms in the Broughton Archipelago of British Columbia, Canada (Brooks, 2005): a response to the rebuttal of Krkošek et al. (2005a). Reviews in Fisheries Science 14:13-23.
5. Galbraith, M. 2005. Identification of larval stages of Caligus clemensi and Lepeophtheirus salmonis from the Broughton Archipelago. Canadian Technical Report of Fisheries and Aquatic Sciences 2548:414.
6. Groot, C., and L. Margolis. 1991. Pacific salmon life histories. University of British Columbia Press, Vancouver.
7. Heuch, P. A. 1995. Experimental evidence for aggregation of salmon louse copepodids (Lepeophtheirus salmonis) in step salinity gradients. Journal of the Marine Biological Association of the United Kingdom 75:927-939.
8. Heuch, P. A., A. Parsons, and K. Boxaspen. 1995. Diel vertical migration: a possible host finding mechanism in salmon louse (Lepeophtheirus salmonis) copepodids. Canadian Journal of Fisheries and Aquatic Sciences 52:681-689.
9. Heuch, P. A., C. W. Revie, and G. Gettinby. 2003. A comparison of epidemiological patterns of salmon lice, Lepeophtheirus salmonis, infections on farmed Atlantic salmon, Salmo salar L., in Norway and Scotland. Journal of Fish Diseases 26:539-551.
10. Hilborn, R. 2006. Salmon farming impacts on wild salmon. Proceedings of the National Academy of Sciences of the USA 103:15277.
11. Johnson, S. C., and L. J. Albright. 1991. The developmental stages of Lepeophtheirus salmonis (Kroyer, 1837) (Copepoda, Caligidae). Canadian Journal of Zoology 69:929-950.
12. Jones, S., E. Kim, and S. Dawe. 2006. Experimental infections with Lepeophtheirus salmonis (Krøyer) on threespine sticklebacks, Gasterosteus aculeatus L., and juvenile Pacific salmon, Oncorhynchus spp. Journal of Fish Diseases 29:489-495.
13. Krkošek, M., J. S. Ford, A. Morton, S. Lele, R. A. Myers, and M. A. Lewis. 2007a. Declining wild salmon populations in relation to parasites from farm salmon. Science 318:1772-1775.
14. Krkošek, M., A. Gottesfeld, B. Proctor, D. Rolston, C. Carr-Harris, and M. Lewis. 2007b. Effects of host migration, diversity and aquaculture on sea lice threats to Pacific salmon populations. Proceedings of the Royal Society of London B 274:3141-3149.
15. Krkošek, M., M. A. Lewis, A. Morton, L. N. Frazer, and J. P. Volpe. 2006a. Epizootics of wild fish induced by farm fish. Proceedings of the National Academy of Sciences of the USA 103:15506-15510.
16. Krkošek, M., M. A. Lewis, and J. P. Volpe. 2005a. Transmission dynamics of parasitic sea lice from farm to wild salmon. Proceedings of the Royal Society of London B 272:689-696.
17. Krkošek, M., M. A. Lewis, J. Volpe, and A. Morton. 2006b. Fish farms and sea lice infestations of wild juvenile salmon in the Broughton Archipelago: a rebuttal to Brooks (2005). Reviews in Fisheries Science 14:1-11.
18. Krkošek, M., A. Morton, and J. P. Volpe. 2005b. Nonlethal assessment of juvenile pink and chum salmon for parasitic sea lice infections and fish health. Transactions of the American Fisheries Society 134:711-716.
19. Limpert, E., W. A. Stahel, and M. Abbt. 2001. Log-normal distributions across the sciences: keys and clues. BioScience 51:341-352.
20. MacKenzie, K., M. Longshaw, G. S. Begg, and A. H. McVicar. 1998. Sea lice (Copepoda: Caligidae) on wild sea trout (Salmo trutta L.) in Scotland. ICES Journal of Marine Science 55:151-162.
21. McVicar, A. H. 1997. Disease and parasite implications of the coexistence of wild and cultured Atlantic salmon populations. ICES Journal of Marine Science 54:1093-1103.
22. McVicar, A. H. 2004. Management actions in relation to the controversy about salmon lice infections in fish farms as a hazard to wild salmonid populations. Aquatic Research 35:751-758.
23. Morton, A., and R. Routledge. 2005. Mortality rates for juvenile pink and chum salmon (Oncorhynchus gorbuscha and keta) infested with sea lice (Lepeophtheirus salmonis) in the Broughton Archipelago. Alaskan Fisheries Research Bulletin 11:146-152.
24. Morton, A., R. Routledge, C. Peet, and A. Ladwig. 2004. Sea lice Lepeophtheirus salmonis infection rates on juvenile pink Oncorhynchus gorbuscha and chum salmon Oncorhynchus keta in the nearshore marine environment of British Columbia, Canada, Canadian Journal of Fisheries and Aquatic Sciences 61:147-157.
25. Morton, A., R. Routledge, and R. Williams. 2005. Temporal patterns of sea lice infestation on wild Pacific salmon in relation to the fallowing of Atlantic salmon farms. North American Journal of Fisheries Management 25:811-821.
26. Morton, A., and R. Williams. 2003. First report of a sea louse, Lepeophtheirus salmonis, infestation on juvenile pink salmon, Oncorhynchus gorbuscha, in nearshore habitat. Canadian Field Naturalist 117:534-641.
27. Peet, C. R. 2007. Interactions between sea lice (Lepeophtheirus salmonis and Caligus clemensi) and juvenile chum (Oncorhynchus keta) and pink salmon (Oncorhynchus gorbuscha) in British Columbia. Master's thesis. University of Victoria, Victoria, British Columbia.
28. PFRCC (Pacific Fisheries Resource Conservation Council). 2002. Advisory: the protection of Broughton Archipelago pink salmon stocks. Report to the Minister of Fisheries and Oceans and B.C. Minister of Agriculture, Food, and Fisheries. PFRCC, Vancouver.
29. Revie, C. W., G. Gettinby, J. W. Treasurer, and C. Wallace. 2003. Identifying epidemiological factors affecting sea lice (Lepeophtheirus salmonis) abundance on Scottish salmon farms using general linear models. Diseases of Aquatic Organisms 57:85-95.
30. Steel, R. G. D., and J. H. Torrie. 1980. Principles and procedures of statistics: a biometrical approach, 2nd edition. McGraw-Hill, New York.
31. Tolonen, A., and E. Karlsbakk. 2003. Parasites of herring (Clupea harengus L.) larvae from a local Norwegian fjord stock. North Atlantic Marine Science 88:154-157.
32. Tully, O., P. Gargan, W. R. Poole, and K. F. Whelan. 1999. Spatial and temporal variation in the infestation of sea trout (Salmo trutta L.) by the caligid copepod Lepeophtheirus salmonis (Kroyer) in relation to sources of infection in Ireland. Parasitology 119:41-51.