Key words: range expansion, climate change, distribution, sea ice, Caspian Terns, Arctic lagoons, Sterna caspia
References
ANDERSON, S.K., ROBY, D.D., LYONS, D.E. & COLLIS, K. 2007. Relationship of Caspian tern foraging ecology to nesting success in the Columbia River estuary, Oregon, USA. Estuarine, Coastal and Shelf Science 73: 447-456.
ARP, C.D., JONES, B.M., SCHMUTZ, J.A., URBAN, F.E. & JORGENSON, M.T. 2010. Two mechanisms of aquatic and terrestrial habitat change along an Alaskan Arctic coastline. Polar Biology 33: 1629-1640.
BIRD, C.G., & BIRD, E.G. 1940. Some remarks on non-breeding in the Arctic, especially in North-east Greenland. Ibis 82: 671-678.
CALLAGHAN, T.V., JOHANSSON, M., BROWN, R.D., ET AL. 2011. The changing face of arctic snow cover: A synthesis of observed and projected changes. Ambio 40: 17-31.
CUTHBERT, F.J. & WIRES, L.R. 1999. Caspian Tern (Hydroprogne caspia). In: RODEWALD, P.G. (Ed.) The Birds of North America Online. Ithaca, NY: Cornell Lab of Ornithology. [Available online at: http://birdsna.org/Species-Account/bna/species/caster1. Accessed 13 June 2017]. doi:10.2173/bna.403
DERKSEN, C. & BROWN, R. 2012. Spring snow cover extent reductions in the 2008-2012 period exceeding climate model projections. Geophysical Research Letters 39: 1-6.
DIVOKY, G.J. 1982. The occurrence and behavior of non-breeding Horned Puffins at Black Guillemot colonies in northern Alaska. Wilson Bulletin 94: 356-358.
EVANS, R.M. & McNICHOLL, M.K. 1972. Variations in the reproductive activities of Arctic terns at Churchill, Manitoba. Arctic 25: 131-141.
GALL, A.E., MORGAN, T.C., DAY, R.H. & KULETZ, K.J. 2017. Ecological shift from piscivorous to planktivorous seabirds in the Chukchi Sea, 1975-2012. Polar Biology 40: 1-18.
GASTON, A.J. & WOO, K. 2008. Razorbills (Alca torda) follow subarctic prey into the Canadian Arctic: colonization results from climate change? Auk 125: 939-942.
GASTON, A.J., GILCHRIST, H.G. & HIPFNER, J.M. 2005. Climate change, ice conditions and reproduction in an Arctic nesting marine bird: Brunnich's guillemot (Uria lomvia L.). Journal of Animal Ecology 74: 832-841.
GIBSON, D.D. & KESSEL, B. 1992. Seventy-four new avian taxa documented in Alaska 1976-1991. Condor 94: 454-467.
GILL, R.E. & MEWALDT, L.R. 1983. Pacific coast Caspian Terns: dynamics of an expanding population. Auk: 369-381.
GILL, R.E. 2008. Caspian Terns nesting in Alaska: prophecy, serendipity, and implications for regional climate-related change. Western Birds 39: 97-100.
HAYNES, T.B., TIBBLES, M., ROBARDS, M.D., JONES, T., WHITING, A. & WIPFLI, M. 2017. Coastal Lagoon Community and Ecological Monitoring in the Southern Chukchi Sea National Park Units: 2015 Field Sampling Report. Cooperative Ecosystem Studies Unit Agreement P12AC14948. Fairbanks, AK: Wildlife Conservation Society for the US National Park Service.
HATCH, J.J. 2002. Arctic Tern (Sterna paradisaea). In: RODEWALD, P.G. (Ed.) The Birds of North America Online. Ithaca, NY: Cornell Lab of Ornithology. [Available online at: http://birdsna.org/Species-Account/bna/species/arcter. Accessed 13 June 2017]. doi:10.2173/bna.707
Historical Sea Ice Atlas [Online]. Fairbanks, AK: University of Alaska. [Available online at http://seaiceatlas.snap.uaf.edu. Accessed 21 November 2016].
JOHNSON, J.A. 2003. Breeding bird communities of major mainland rivers of southeastern Alaska. MSc thesis. Logan, UT: Utah State University.
KILLENGREEN, S.T., IMS, R.A., YOCCOZ, N.G., K.A. BRÅTHEN, HENDEN, J.A. & SCHOTT, T. 2007. Structural characteristics of a low Arctic tundra ecosystem and the retreat of the Arctic fox. Biological Conservation 135: 475-488.
LACK, D. 1933. Nesting conditions as a factor controlling breeding time in birds. Proceedings of the Zoological Society of London 103: 231-237.
LIEBEZEIT, J.R., GURNEY, K.E.B., BUDDE, M., ZACK, S. & WARD, D. 2014. Phenological advancement in arctic bird species: Relative importance of snowmelt and ecological factors. Polar Biology 37: 1309-1320.
LOHSE, T.G., LOHSE, T.K., LOHSE, T.W. & LANG, A. 2008. First documented breeding colony of Caspian Terns on the Copper River Delta, Alaska. Western Birds 39: 94-96.
MALLORY, M.L., GASTON, A.J., GILCHRIST, H.G., ROBERTSON, G.J. & BRAUNE, B.M. 2010. Effects of climate change, altered sea-ice distribution and seasonal phenology on marine birds. In: FERGUSON, S.H., LOSETO, L.L. & MALLORY, M.L. (Eds.) A Little Less Arctic. Netherlands: Springer. pp. 179-195.
MARKUS, T., STROEVE, J.C. & MILLER, J. 2009. Recent changes in Arctic sea ice melt onset, freezeup, and melt season length. Journal of Geophysical Research 114: 1-14.
McCAFFERY, B.J., HARDWOOD, C.M. & MORGART, J.R. 1997. First nests of Caspian Terns (Sterna caspia) for Alaska and the Bering Sea. Pacific Seabirds 24: 71-72.
MOE, B., STEMPNIEWICZ, L., JAKUBAS, D., ET AL. 2009. Climate change and phenological responses of two seabird species breeding in the high-Arctic. Marine Ecology Progress Series 393: 235-246.
MØLLER, A.P., FLENSTED-JENSEN, E. & MARDAL, W. 2006. Dispersal and climate change: a case study of the Arctic tern Sterna paradisaea. Global Change Biology 12: 2005-2013.
MOORE, S.E., LOGERWELL, E., EISNER, L., ET AL. 2014. Marine fishes, birds and mammals as sentinels of ecosystem variability and reorganization in the Pacific Arctic Region. In: GREMEIER, J.M. & MASLOWSKI, W. The Pacific Arctic Region: Ecosystem Status and Trends in a Rapidly Changing Environment. Dordrecht, Netherlands: Springer. pp. 337-392.
MOORE, S.E. & STABENO, P.J. 2015. Synthesis of Arctic Research (SOAR) in marine ecosystems of the Pacific Arctic. Progress in Oceanography 136: 1-11.
NORTH, M.R. 2013. Aleutian Tern (Onychoprion aleuticus). In: RODEWALD, P.G. (Ed.) The Birds of North America Online. Ithaca, NY: Cornell Lab of Ornithology. [Available online at: http://birdsna.org/Species-Account/bna/species/aleter1. Accessed 13 June 2017].
POST, E., BHATT, U.S., BITZ, C.M., ET AL. 2013. Ecological consequences of sea-ice decline. Science 341: 519-524.
REYNOLDS, M.J. 2012. Arctic Coastal Lagoons of Cape Krusenstern National Monument: Subsistence, Ecosystem Characterization, and Management. PhD dissertation. Greenville, NC: East Carolina University.
ROBARDS, M.D. 2014. Coastal Lagoon Community and Ecological Monitoring in the Southern Chukchi Sea National Park Unit Over Five Decades: Status and 2012 Field Sampling Report. Cooperative Ecosystem Studies Unit Agreement P12AC14948. Fairbanks, AK: Wildlife Conservation Society for the US National Park Service,.
SMITH, P.A., GILCHRIST, H.G., FORBES, M.R., MARTIN, J.L. & ALLARD, K. 2010. Inter-annual variation in the breeding chronology of arctic shorebirds: effects of weather, snowmelt and predators. Journal of Avian Biology 41: 292-304.
STROEVE, J.C., SERREZE, M.C., HOLLAND, M.M., KAY, J.E., MALANIK, J. & BARRET, A.P. 2012. The Arctic's rapidly shrinking sea ice cover: a research synthesis. Climatic Change 110: 1005-1027.
SURYAN, R.M., CRAIG, D.P., ROBY, D.D., ET AL. 2004. Redistribution and growth of the Caspian Tern population in the Pacific Coast Region of North America, 1981-2000. Condor 106: 777-790.
TERENZI, J., JORGENSON, M.T. & ELY, C.R. 2014. Storm-surge flooding on the Yukon-Kuskokwim Delta, Alaska. Arctic 67: 360-374.
WANG, M. & OVERLAND, J.E. 2009. A sea ice-free summer Arctic within 30 years? Geophysical Research Letters 36: 1-5.
WIRES, L.R. & CUTHBERT, F.J. 2016. Trends in Caspian Tern numbers and distribution in North America : a review. Waterbirds 23: 388-404.
WOOD, K.R., BOND, N.A., DANIELSON, S.L., OVERLAND, J.E., SALO, S.A., STABENO, P.J. & WHITEFIELD, J. 2015. A decade of environmental change in the Pacific Arctic region. Progress in Oceanography 136: 12-31.