PUBLICATIONS

Journal articles and theses

Powell, A. N. and R. S. Suydam (2012): King Eider (Somateria spectabilis), The Birds of North America Online (A. Poole, Ed.), Ithaca: Cornell Lab of Ornithology, doi:10.2173/bna.491.

Bentzen, R. and A. N. Powell (2012): Population dynamics of king eiders breeding in Alaska. Journal of Wildlife Management 76:1011-1020, doi:10.1002/jwmg.335

Oppel, S., A. N. Powell, and M. G. Butler (2011): King eiders foraging effort during the pre-breeding period in Alaska. Condor 113(1):52-60. [pdf, 181 kB]

Oppel, S. and A. N. Powell (2010): Age-specific survival estimates for king eiders derived from satellite telemetry. Condor 112(2): 323:330. [pdf, 272 kB]

Scott, C. A., J. A. K. Mazet, and A. N. Powell (2010): Health evaluation of western arctic king eiders (Somateria spectabilis). Journal of Wildlife Diseases 46: 1290-1294. [pdf, 177 kB]

Schamber, J. L., P. L. Flint, and A. N. Powell (2010). Patterns of use and distribution of king eiders and black scoters during the annual cycle in northeastern Brystol Bay, Alaska. Marine Biology. DOI 10.1007/s00227-010-1481-x [pdf, 900 kB]

Oppel. S., A. N. Powell, and D. M. O'Brien (2010). King eiders use an income strategy for egg production: a case study for incorporating individual dietary variation into nutrient allocation research. Oecologia 164(1):1-12, DOI 10.1007/s00442-010-1619-z. [pdf, 380 kB]

Bentzen, R., A. N. Powell, L. M. Phillips, and R. S. Suydam (2010): Incubation behavior of King Eiders on the coastal plain of northern Alaska. Polar Biology 33(8): 1075-1082, DOI: 10.1007/s00300-010-0787-y. [pdf, 292 kB]

Oppel, S., R. Federer, D.M. O'Brien, A. N. Powell, and T. Hollmen (2010): Effects of lipid extraction on stable isotope ratios in avian egg yolk - is arithmetic correction a reliable alternative? Auk 157: 72-78.[pdf, 516 kB] [download calculation]

Oppel, S., and A. N. Powell (2010): Carbon isotope turnover as a measure of arrival time in migratory birds using isotopically distinct environments. Journal of Ornithology 151: 123-131. [pdf, 275 kB] [download calculation]

Bentzen, R. L. (2009): Reproductive patterns in King Eiders. Ph.D. dissertation, University of Alaska Fairbanks, Fairbanks, AK. [pdf, 1600 kB]

Bentzen, R., A. N. Powell, and R. S. Suydam (2009): Strategies for nest-site selection by King Eiders. Journal of Wildlife Management 73: 932-938. [pdf, 282 kB]

Oppel, S., and A. N. Powell (2009): Does winter region affect spring arrival time and body mass of king eiders in northern Alaska? Polar Biology 32:1203–1209. [pdf, 356 kB]

Phillips, L. M., and A. N. Powell (2009): Brood rearing ecology of King Eiders on the North Slope of Alaska. Wilson Journal of Ornithology 121:430-434. [pdf, 59 kB].

Oppel, S., D. L. Dickson, and A. N. Powell (2009): International importance of the eastern Chukchi Sea as staging area for migrating king eiders. Polar Biology 32:775-783. [pdf, 280 kB]

Oppel, S., A. N. Powell, and D. L. Dickson (2009): Using an algorithmic model to reveal individually variable movement decisions in a wintering sea duck. Journal of Animal Ecology 78: 524-531. [pdf, 350 kB]

Oppel, S., A. N. Powell, and D. M. O'Brien (2009): Using eggshell membranes as a non-invasive tool to investigate the source of nutrients in avian eggs. Journal of Ornithology 150: 109-115. [pdf, 250 kB]

Bentzen, R., A. N. Powell, T. D. Williams, and A. S. Kitaysky (2008): Characterizing the nutritional strategy of incubating king eiders Somateria spectabilis in northern Alaska. Journal of Avian Biology 39: 683-690. [pdf, 150 kB]

Oppel, S., and A. N. Powell (2008): Assigning king eiders to wintering regions in the Bering Sea using stable isotopes of feathers and claws. Marine Ecology Progress Series 373: 149-156. [pdf, 189 kB]

Oppel, S. (2008): King Eider migration and seasonal interactions at the individual level. Ph.D. dissertation, University of Alaska Fairbanks, Fairbanks, AK. [pdf, 3199 kB]

Bentzen, R., A. N. Powell, and R. S. Suydam (2008): Factors influencing nesting success of King Eiders on Northern Alaska's coastal plain. Journal of Wildlife Management 72: 1781-1789. [pdf, 265 kB]

Oppel, S., A. N. Powell, and D. L. Dickson (2008): Timing and distance of King Eider migration and winter movements. Condor 110: 296-305. [pdf, 974 kB]

Phillips, L. M., A. N. Powell, E. J. Taylor, and E. A. Rexstad (2007): Use of the Beaufort Sea by King Eiders breeding on the North Slope of Alaska. Journal of Wildlife Management 71: 1892-1899. [pdf, 381 kB]

Knoche, M. J., A. N. Powell, L. T. Quakenbush, M. J. Wooller, and Phillips, L. M. (2007): Further evidence for site fidelity to wing molt locations by King Eiders: integrating stable isotope analyses and satellite telemetry. Waterbirds 30: 52-57. [pdf, 110 kB]

Phillips, L. M., A. N. Powell, and E. A. Rexstad (2006): Large-scale movements and habitat characteristics of King Eiders throughout the nonbreeding period. Condor 108: 887-900. [pdf, 470 kB]

Phillips, L. M. and A. N. Powell (2006): Evidence for wing molt and breeding site fidelity in King Eiders. Waterbirds 29: 148-153. [pdf, 174 kB]

Phillips, L. M. (2005): Migration ecology and distribution of King Eiders. M.Sc. thesis, University of Alaska Fairbanks, Fairbanks, AK. [pdf, 1139 kB]

Knoche, M. (2004): King Eider wing molt: inferences from stable isotope analysis. M.Sc. thesis, University of Alaska Fairbanks, Fairbanks, AK. [pdf, 309 kB]

Recent conference presentations

Oppel, S. (2009): Potential effects of climate change on eiders in Alaska. Workshop of the Wildlife Conservation Society "New conservation priorities in a changing Arctic Alaska", April 21-22, Anchorage, AK, USA. [pdf, 1776 kB]

Oppel, S. and A. N. Powell. (2009): Carbon isotope turnover as a measureof arrival time in migratory birds. Cooper Ornithological Society Annual Meeting, April 16-18, Tucson, AZ, USA. [pdf, 1154 kB]

Oppel, S. and A. N. Powell. (2009): Assigning birds to regions in the Bering Sea using stable isotopes of feathers. Pacific Seabird Group Annual Meeting, February 22-25, Hakodate, Japan. [pdf, 3655 kB]

Oppel, S. and A. N. Powell. (2008): Does choice of winter region affect nest survival of King Eiders in northern Alaska? North American Sea Duck Conference, November 10-14, Quebec City, QC, Canada. [pdf, 3245 kB]

Powell, A. N. and S. Oppel. (2008): Movements and survival of first-year King Eiders. North American Sea Duck Conference, November 10-14, Quebec City, QC, Canada. [pdf, 1758 kB]

Oppel, S., A. N. Powell, and D. M. O'Brien. (2008): How important are body reserves for King Eider egg formation in northern Alaska? North American Sea Duck Conference, November 10-14, Quebec City, QC, Canada. [pdf, 216 kB]

Oppel, S. and A. N. Powell. (2008): Assigning sea ducks to wintering regions in the Bering Sea using stable isotopes of feathers. North American Sea Duck Conference, November 10-14, Quebec City, QC, Canada. [pdf, 112 kB]

Dickson, D. L., S. Oppel, G. Raven, A. N. Powell, and T. Bowman. (2008): Importance of Eastern Chukchi Sea and southeastern Beaufort Sea as spring staging areas for King and Common Eiders. North American Sea Duck Conference, November 10-14, Quebec City, QC, Canada.

Oppel, S., R. Federer, A. N. Powell, and T. Hollmen. (2008): Effects of lipid extraction on d13C, d15N, and d34S in avian egg yolk. International Conference on the Applications of Stable Isotope Techniques to Ecological Studies, August 25-29, Honolulu, HI, USA. [pdf, 131 kB]

Oppel, S., A. N. Powell, and D. M. O'Brien. (2008): Individual variation in nutrient allocation to egg production in an arctic sea duck. International Conference on the Applications of Stable Isotope Techniques to Ecological Studies, August 25-29, Honolulu, HI, USA. [pdf, 1916 kB]

Oppel, S., D. L. Dickson, and A. N. Powell. (2008): Importance of the Eastern Chukchi Sea for King Eiders on migration. Alaska Bird Conference, March 3-7, Fairbanks, AK, USA. [pdf, 1220 kB]

Oppel, S., A. N. Powell, and D. M. O'Brien. (2008): King Eiders in northern Alaska depend on food from breeding grounds for egg production. Alaska Bird Conference, March 3-7, Fairbanks, AK, USA. [pdf, 125 kB]

Oppel, S. and A. N. Powell. (2008): Assigning birds to regions in the Bering Sea using stable isotopes of feathers. Alaska Marine Science Symposium, January 20-23, Anchorage, AK, USA. [pdf, 1055 kB]

Miller, M., S. Oppel, and F. Huettmann. (2008): Predicting benthic biomass in the Bering Sea with environmental data and a RandomForest modelling algorithm. Alaska Marine Science Symposium, January 20-23, Anchorage, AK, USA. [pdf, 125 kB]

Oppel, S., D. L. Dickson, and A. N. Powell. (2007): Factors influencing King Eider winter movements in the Bering Sea. Pacific Seabird Group Annual Meeting, February 8-11, Asilomar, CA, USA. [pdf, 580 kB]

Oppel, S., D. L. Dickson, and A. N. Powell. (2007): Winter movements of King Eiders in the Bering Sea tracked via satellite telemetry. Alaska Marine Science Symposium, January 21-24, Anchorage, AK, USA. [pdf, 818 kB]

Oppel, S., D. L. Dickson, and A. N. Powell. (2006): Migration patterns and winter movements of King Eiders in the Bering Sea. North American Ornithological Conference, October 3-7, 2006, Veracruz, Mexico. [pdf, 779 kB]

Phillips, L. M., S. Oppel, and A. N. Powell (2006): Movements of King Eider (Somateria spectabilis) during the non-breeding period in the Bering Sea. International Ornithological Congress, August 13-19, 2006, Hamburg, Germany. [pdf, 719 kB]

Oppel, S. and A. N. Powell (2006): Migration strategies and winter movements of King Eiders in the Bering Sea. Alaska Bird Conference, February 7-9, 2006, Juneau, AK, USA. [pdf, 980 kB]

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