Key words: Atlantic mackerel, Cape St. Mary's, seabird breeding success, ocean climate variability, western Atlantic
References
AINLEY, D.G., SANTORA, J.A., CAPITOLO, P.J. ET AL. 2018. Ecosystem-based management affecting Brandt's Cormorant resources and populations in the central California Current region. Biological Conservation 217: 407-418. doi:10.1016/j.biocon.2017.11.021
BERNIER, R.Y., JAMIESON, R.E. & MOORE, A.M. (Eds.) 2018. State of the Atlantic Ocean Synthesis Report. Canadian Technical Report of Fishery and Aquatic Sciences 3167. Moncton, Canada: Fisheries and Oceans Canada, Gulf Region.
BUREN, A.D., MURPHY, H.M., ADAMACK, A.T. ET AL. 2019. The collapse and continued low productivity of a keystone forage fish species. Marine Ecology Progress Series 616: 155-170. doi:10.3354/meps12924
CHAPDELAINE, G. & RAIL, J.-F. 2014. Northern Gannet: A Sentinel Species for the Gulf, 3rd Edition. Ottawa, Canada: Minister of the Environment. [Available online at http://planstlaurent.qc.ca/en/state_monitoring/monitoring_sheets.html.]
CHARDINE, J.W., RAIL, J.-F. & WILHELM, S. 2013. Population dynamics of Northern Gannets in North America, 1984-2009. Journal of Field Ornithology 84: 187-192. doi:10.1111/jofo.12017
DFO (DEPARTMENT OF FISHERIES AND OCEANS) 2019. Assessment of the Atlantic Mackerel stock for the Northwest Atlantic (Subareas 3 and 4) in 2018. Canadian Science Advisory Secretariat, Science Advisory Report 2019/035. Quebec City, Canada: Fisheries and Oceans Canada.
FRÖLICHER, T.L., FISCHER, E.M. & GRUBER, N. 2018. Marine heatwaves under global warming. Nature 560: 360-364.
GALBRAITH, P.S. & GRÉGOIRE, F. 2015. Habitat thermique du maquereau bleu; profondeur de l'isotherme de 8 °C dans le sud du golfe du Saint-Laurent entre 1960 et 2014. Secrétariat canadien de consultation scientifique, Document de recherche 2014/116. Mont-Joli, Canada: Ministère des Pêches et des Océans.
GARTHE, S., BENVENUTI, S. & MONTEVECCHI, W.A. 2000. Pursuit-plunging by gannets (Sula bassana) feeding on capelin (Mallotus villosus). Proceedings of the Royal Society B: Biological Sciences 267: 1717-1722. doi:10.1098/rspb.2000.1200
GARTHE, S., MONTEVECCHI, W.A. & DAVOREN, G.K. 2011. Inter‐annual changes in prey fields trigger different foraging tactics in a large marine predator. Limnology and Oceanography 56: 802-812. doi:10.4319/lo.2011.56.3.0802
GUILLEMETTE, M., GRÉGOIRE, F., BOUILLET, D. ET AL. 2018. Breeding failure of sea birds in relation to fish depletion: Is there one universal threshold of food abundance? Marine Ecology Progress Series 587: 235−245.
GURNEY, J.H. 1913. The Gannet: A Bird with a History. London, UK: Witherby.
HOBDAY, A.J., OLIVER, E.C.J., GUPTA, A.S. ET AL. 2018. Categorizing and naming marine heatwaves. Oceanography 31: 162-173.
JPL (JET PROPULSION LABORATORY) 2014. Ocean Temperature. Pasadena, USA: California Institute of Technology, National Aeronautics and Space Administration. [Accessed online at https://podaac.jpl.nasa.gov/ in July 2020.]
KRESS, S.W., SHANNON, P. & O'NEAL, C. 2016. Recent changes in the diet and survival of Atlantic puffin chicks in the face of climate change and commercial fishing in midcoast Maine, USA. Facets 1: 27-43. doi:10.1139/facets-2015-0009
MILLS, K.E., PERSHING, A.J., BROWN, C.J. ET AL. 2013. Fisheries management in a changing climate: Lessons from the 2012 ocean heat wave in the Northwest Atlantic. Oceanography 26: 191-195.
MONTEVECCHI, W.A. 2007. Binary dietary responses of Northern Gannets (Sula bassana) indicate changing food web and oceanographic conditions. Marine Ecology Progress Series 352: 213-220.
MONTEVECCHI, W., FIFIELD, D., BURKE, C. ET AL. 2011. Tracking long-distance migration to assess marine pollution impact. Biology Letters 8: 218-221 doi:10.1098/rsbl.2011.0880
MONTEVECCHI, W.A. & WELLS, J. 1984. Mainland expansion of the Northern Gannet colony at Cape St. Mary's, Newfoundland. American Birds 38: 259-262.
MOWBRAY, T.B. 2020. Northern Gannet (Morus bassanus), version 1.0. In: BILLERMAN, S.M. (Ed.). Birds of the World. Ithaca, USA: Cornell Lab of Ornithology. doi:10.2173/bow.norgan.01
MURPHY, R.C. 1981. The guano and anchoveta fishery. In: GLANTZ, M.H. & THOMPSON, J.D. (Eds.). Resource Management and Environmental Uncertainty: Lessons from Coastal Upwelling Fisheries. New York, USA: John Wiley & Sons.
NELSON, J.B. 1978. The Sulidae: Gannets and Boobies. Oxford, UK: Oxford University Press.
NEWELL, M., WANLESS, S., HARRIS, M.P. & DAUNT, F. 2015. Effects of an extreme weather event on seabird breeding success at a North Sea colony. Marine Ecology Progress Series 532: 257-268. doi:10.3354/meps11329
NYE, J.A., LINK, J.S., HARE, J.A. & OVERHOLTZ, J.W. 2009. Changing spatial distribution of fish stocks in relation to climate and population size on the Northeast United States continental shelf. Marine Ecology Progress Series 393: 111-129. doi:10.3354/meps08220
NØTTESTAD, L., DIAZ, J., PENÃ, H., SØILAND, H., HUSE, G. & FERNÖ, A. 2016. Feeding strategy of mackerel in the Norwegian Sea relative to currents, temperature, and prey. ICES Journal of Marine Science 73: 1127-1137. doi:10.1093/icesjms/fsv239
OLLA, B.L., BEJDA, A.J. & STUDHOLME, A.L. 1976. Swimming speeds of Atlantic mackerel, Scomber scombrus, under laboratory conditions: Relation to capture by trawling. ICNAF Research Document 76/XII/143. Serial no. 4039. Halifax, Canada: International Commission for the Northwest Atlantic Fisheries.
OLAFSDOTTIR A.H., UTNE, K.R., JACOBSEN, J.A. ET AL. 2019. Geographical expansion of the Northeast Atlantic mackerel (Scomber scombrus) in the Nordic Seas from 2007 to 2016 was primarily driven by stock size and constrained by low temperatures. Deep-Sea Research Part II 159: 152-168.
OLIVER, E.C.J., BURROWS, M.T., DONAT, M.G. ET AL. 2019. Projected marine heatwaves in the 21st century and the potential for ecological impact. Frontiers in Marine Science 6: 734. doi:10.3389/fmars.2019.00734
ORIANS, G.H. & PEARSON, N.E. 1979. On the theory of central place foraging. In: HORN, D.J., STAIRS, G.R. & MITCHELL, D.R. (Eds.) Analysis of Ecological Systems. Columbus, USA: Ohio State University Press.
OSBORNE, O.E., O'HARA, P.D., WHELAN, S., ZANDBERGEN, P., HATCH, S.A. & ELLIOTT, K.H. 2020. Breeding seabirds increase foraging range in response to an extreme marine heatwave. Marine Ecology Progress Series 646: 161-173.
PIATT, J.F., PARRISH, J.K., RENNER, H.M. ET AL. 2020. Extreme mortality and reproductive failure of common murres resulting from the northeast Pacific marine heatwave of 2014-2016. PLoS One 15: e0226087. doi:10.1371/journal. pone.0226087
RAIL, J.-F., CHAMPOUX, L., LAVOIE, R.A. & CHAPDELAINE, G. 2013. Monitoring of the population and contamination of the Northern Gannet in Quebec, 1966-2009. Canadian Wildlife Service, Technical Report Series No. 528. Quebec City, Canada: Environment Canada.
SCHREIBER, E.A. 2002. Climate and weather effects on seabirds. In: SCHREIBER, E.A. & BURGER, J. (Eds.). Biology of Marine Birds. Boca Raton, USA: CRC Press.
SCHREIBER, R.W. & SCHREIBER, E.A. 1984. Central Pacific seabirds and the El Niño Southern Oscillation: 1982 to 1983 perspectives. Science 225: 713-716.
STUDHOLME, A.L., PACKER, D.B., BERRIEN, P.L., JOHNSON, D.L., ZETLIN, C.A. & MORSE, W.W. 1999. Essential Fish Habitat Source Document: Atlantic Mackerel, Scomber scombrus, Life History and Habitat Characteristics. NOAA Technical Memorandum NMFS-NE-141. Woods Hole, USA: National Oceanic and Atmospheric Administration.