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Education, Research And Technical Assistance For Managing Our Natural Resources
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Dr. Abby Powell

Research Publications

  • Sonsthagen, S., C. Haughey, M. Sexson, D. Solovyena, M. Petersen, and A. Powell. 2019. Temporal variation in genetic structure within the endangered spectacled eider. Conservation Genetics.
  • Robinson, B. H., L. M. Phillips, and A. N. Powell. 2019. Energy intake rate influences survival rates of Black Oystercatcher Haematopus bachmani broods. Marine Ornithology 47:277-283.
  • McGuire, R., R. Suydam, L. Quakenbush, and A. Powell. 2019. Population trends of king and common eiders from spring migration counts at Point Barrow, Alaska between 1994 and 2016 Polar Biology.
  • Churchwell, R. T., S. Kendall, S. C. Brown, and A. N. Powell. 2018. Will increased storm surge frequency impact food availability for Semipalmated Sandpipers Calidris pusilla at the beginning of fall migration? Wader Study 125:195-204. DOI: 10.18194/ws.00121
  • Powell, A.N., R. Bentzen, and R. Suydam. 2018. Migration trends for king and common eiders and yellow-billed loons past Point Barrow in a rapidly changing environment. Final OCS Study BOEM 2018-059.
  • Robinson, B. H., L. M. Phillips, H. A. Coletti, and A. N. Powell. 2018. Are prey remains accurate indicators of chick diet? A comparison of diet quantification techniques for Black Oystercatchers. Wader Study 125(1):20–32, DOI 10.18194/ws.00105.
  • Churchwell, R. T., S. Kendall, S. C. Brown, A. L. Blanchard, T. E. Hollmen, and A. N. Powell. 2018. The first hop: use of Beaufort Sea Deltas by hatch-year Semipalmated Sandpipers. Estuaries and Coasts 41:280–292, DOI 10.1007/s12237-017-0272-8.
  • McFarland, H. R., S. Kendall, and A. N. Powell. Nest-site selection and nest success of an arctic-breeding passerine, Smith's Longspurs, in a changing climate. The Condor: Ecological Applications 119:85-97. DOI: 10.1650/CONDOR-16-87.1
  • Harwood, C. H., R. E. Gill, Jr. and A. N. Powell. 2016. Nesting ecology of Whimbrels in boreal Alaska. Wader Study. 123(2):99-113, DOI 10.18194/ws.00037.
  • Sexson, M.G., M. R. Petersen, G. A. Breed, and A. N. Powell. 2016. Shifts in the distribution of molting Spectacled Eiders (Somateria fischeri) indicate ecosystem change in the Arctic. The Condor: Ornithological Applications 118:463-476. Download  |  Publisher Website | 
  • Powell A.N., R.T.Churchwell , K. H. Dunton, J.G. Baguley, A.D. Kamikawa, C. Kellogg, B. Crump, and P. Bucolo. 2016. Sediment Characteristics and Infauna of Deltaic Mudflats Along the Alaskan Beaufort Sea. US Dept. of the Interior, Bureau of Ocean Energy Management, Alaska OCS Region, Anchorage. OCS Study BOEM 2015-045. 77 pp.
  • Latty, C. J., T. E. Hollmén, M. R. Petersen, A. N. Powell, and R. D. Andrews. 2016. Biochemical and clinical responses of Common Eiders to implanted satellite transmitters. The Condor: Ecological Applications 118:489-501. Download  | 
  • Craig, H.R., S. Kendall, T. Wild, and A. N. Powell. 2015. Dispersal and survival of a polygynandrous passerine. The Auk: Ornithological Advances 132:916-925, DOI: 10.1642/AUK-15-41.1 Download  | 
  • Churchwell, R. T., S. J. Kendall, A. L. Blanchard, K. H. Dunton, and A. N. Powell. 2015. Natural disturbance shapes benthic intertidal macroinvertebrate communities of high latitude river deltas. Estuaries and Coasts. DOI 10.1007/s12237-015-0028-2
  • Lovvorn, J.R., Rocha, A.R., Jewett, S.C., Dasher, D., Oppel, S., Powell, A.N., 2015. Limits to benthic feeding by eiders in a vital Arctic migration corridor due to localized prey and changing sea ice, Progress in Oceanography 136:162-174. Download  | 
  • Wild, T. C., S. J. Kendall, N. Guldager, and A. N. Powell. 2015. Breeding habitat associations and predicted distribution of a tundra obligate, Smith's Longspur, in the face of changing climate. Condor 117: 3-17. DOI: 10.1650/CONDOR-14-77.1
  • Bentzen, R. L. and A. N. Powell. 2015. Dispersal, movements and site fidelity of post-fledging King Eiders Somateria spectabilis and their attendant females. Ibis 157:133-146. doi: 10.1111/ibi.12217. Download  | 
  • Gates, H. R., S. Yezerinac, A. N. Powell, P. S. Tomkovich, O. P. Valchuk and R. B. Lanctot. 2013. Differentiation of subspecies and sexes of Beringian Dunlin using morphometric measures. Journal of Field Ornithology 84:389-402.
  • Gates, H. R., R. Lanctot, and A. N. Powell. 2013. High renesting rates in arctic-breeding Dunlin (Calidris alpina): a clutch-removal experiment. Auk 130:372:380 Download  | 
  • Wilson, H. M., P. L. Flint, A. N. Powell, J. B. Grand, and C. L. Moran. 2012. Population ecology of breeding Pacific Common Eiders on the Yukon-Kuskokwim Delta, Alaska. Wildlife Monographs,182:1-29; DOI: 10.1002/wmon.8
  • Powell, Abby N. and Robert S. Suydam. 2012. King Eider (Somateria spectabilis), The Birds of North America Online (A. Poole, Ed.). Ithaca: Cornell Lab of Ornithology; Retrieved from the Birds of North America Online:
    Publisher Website | 
  • Steen, V. A. and A. N. Powell. 2012. Potential effects of climate change on the distribution of waterbirds in the Prairie Pothole Region, U.S.A. Waterbirds 35(2):217-229.
  • Bentzen, R. and A. N. Powell. 2012. Population dynamics of king eiders breeding in Alaska. Journal of Wildlife Management 76(5):1011-1020, DOI: 10.1002/jwmg.335 Publisher Website | 
  • Steen, V. A. and A. N. Powell. 2012. Wetland selection by breeding and foraging Black Terns in the Prairie Pothole Region of the United States. Condor 114:155-165.
  • Taylor, A. R., R. B. Lanctot, A. N. Powell, S. J. Kendall, and D. A. Nigro. 2011. Residence time and movements of postbreeding shorebirds on the northern coast of Alaska. Condor 113:779-794. Publisher Website | 
  • Nolan, M., R. Churchwell, J. Adams, J. McClelland, K. D. Tape, S. Kendall, A. Powell, K. Dunton, D. Payer, and P. Martin. Predicting the impact of glacier loss on fish, birds, floodplains, and estuaries in the Arctic National Wildlife Refuge, p. 49-55. In C. N. Medley, C. N., G. Patterson, and M. J. Parker [eds.], Observing, Studying, and Managing for Change - Proceedings of the Fourth Interagency Conference on Research in the Watershed. US Geological Survey Scientific Investigations Report 2011-5169, Reston, VA.
  • Weiser,E. L. and A. N. Powell. 2011. Evaluating gull diets: a comparison of conventional methods and stable isotope analysis. Journal of Field Ornithology 82(3):297-310.
  • Weiser, E. L. and A. N. Powell. 2011. Reduction of garbage in the diet of nonbreeding glaucous gulls corresponding to a change in waste management, Arctic 64(2): 220-226.
  • Oppel, S., A. N. Powell, and M. G. Butler. 2011. King Eider foraging effort during the pre-breeding period in Alaska. Condor 113:52-60.
  • Taylor, A. R., R. B. Lanctot, A. N. Powell, F. Huettmann, D. Nigro, and S. J. Kendall. 2010. Distribution and community characteristics of staging shorebirds on the northern coast of Alaska. Arctic 63(4): 451-467.
  • 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(4): 1290-1294.
  • Schambler, 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 Bristol Bay, Alaska. Marine Biology 157:2169-2176, DOI 10.1007/s00227-010-1481-x
  • Weiser, E. L. and A. N. Powell. 2010. Does garbage in diet improve reproductive output in Glaucous Gulls? Condor 112(3):530-538.
  • Latty. C.J., T.E. Hollmén, M.R. Petersen, A.N. Powell, and R.D. Andrews. 2010. Abdominally implanted transmitters with percutaneous antennas affect the dive performance of common eiders. Condor 122(2):314-322.
  • Oppel, S. and A. N. Powell. 2010. Age-specific survival estimates for king eiders derived from satellite telemetry. Condor 112(2):323-330.
  • Oppel, S., A. N. Powell, and D. 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 164:1-12, DOI 10.1007/s00442-010-1619-z
  • Oppel, S., R. Federer, D. O'Brien, A. Powell, and T. Hollmen. 2010. Effects of lipid extraction on stable isotope ratios in avian egg yolk – is arithmetic correction an alternative? Auk 157:72-78.
  • Bentzen, R. L., 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.
  • Bentzen, R., A. Powell, and R. Suydam. 2009. Strategies for nest site selection by king eiders. Journal of Wildlife Management 73(6):932-938. DOI: 10.2193/2008-411.
  • Oppel, S. and A.N. Powell. 2009. Does winter region affect nest survival of king eiders in northern Alaska? Polar Biology 32:1203-1209. DOI 10.1007/s00300-009-0618-1.
  • Oppel, S. and A.N. Powell. 2010. Carbon isotope turnover in blood as a measure of arrival time in migratory birds using isotopically distinct environments. Journal of Ornithology 151:123-131, DOI 10.1007/s10336-009-0434-y.
  • Phillips, L.M. and A.N. Powell. 2009. Brood rearing ecology of King Eiders on the North Slope of Alaska. The Wilson Journal of Ornithology 121(2):430-434.
  • Bentzen, R.L., A.N. Powell, T.D. Williams, and A.S. Kitaysky. 2009. Characterizing the nutritional strategy of incubating king eiders Somateria spectabilis in northern Alaska. Journal of Avian Biology 39:683-690. doi: 10.1111/j.1600-048X.2008.0442.x.
  • Oppel, S., D.L. Dickson, and A.N. Powell. 2009. International importance of the eastern Chukchi Sea as a staging area for migrating king eiders. Polar Biology 32:775-783.
  • 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. doi: 10.1111/j.1365-2656.2008.01513.x
  • 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. doi: 10.3354/meps07744.
  • Bentzen, R. L., 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.
  • Bentzen, R. L., 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.
  • Oppel, S., A. Powell, and D. O'Brien. 2008. Using eggshell membranes as a non-invasive tool to investigate the source of nutrients in avian eggs. Journal of Ornithology. DOI 10. 1007/s10336-008-0325-7.
  • Oppel, S., A.N. Powell, and D.L. Dickson. 2008. Timing and distance of king eider migration and winter movements. Condor 110:296-305.
  • 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(6):1892-1898.
  • Wilson, H.M., P.L. Flint, and A.N. Powell. 2007. Coupling contaminants with demography: effects of lead and selenium in Pacific common eiders. Environmental Toxicology and Chemistry 26(7):1410-1417.
  • Knoche, M.J., A.N. Powell, L.T. Quakenbush, M.J. Wooller, and L.M. Phillips. 2007. Further evidence for site fidelity to wing molt locations by King Eiders: Integrating stable isotope analyses and satellite telemetry. Waterbirds 30(1):52-57.
  • Wilson, H.M., P.L. Flint, T.L. Moran, and A.N. Powell. 2007. Survival of breeding Pacific common eiders on the Yukon-Kuskokwim Delta, Alaska. Journal of Wildlife Management 71(2): 403-410.
  • 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.
  • Powell, A. N. 2006. Are southern California's fragmented salt marshes capable of sustaining endemic bird populations? In Vertebrates of the Tidal Marshes, Studies in Avian Biology 32: 198-204.
  • Morse, J. A., A. N. Powell, and M. D. Tetreau. 2006. Productivity of black oystercatchers: effects of recreational disturbance in a National Park. Condor 108:623-633.
  • Phillips, L. M., and A. N. Powell. 2006. Evidence of wing molt and breeding site fidelity in King Eiders. Waterbirds 29(2):148-153.
  • Powell, A. N. 2005. Up, down, or stable: populations of beach and estuarine birds in southern California. Pages 17-28 in Kus, Barbara E., and Beyers, Jan L., technical coordinators. 2005. Planning for Biodiversity: Bringing Research and Management Together: Proceedings of a symposium for the South Coast Ecoregion. Gen. Tech. Rep. PSW-GTR-195. Albany, CA: Pacific Southwest Research Station, Forest Service, U. S. Department of Agriculture; 274 p.
  • Powell, A. N., C. L. Fritz, B. L. Peterson, and J. M. Terp. 2002. Status of breeding and wintering snowy plovers in San Diego County, California, 1994-1999. Journal of Field Ornithology 73(2):156-165.
  • Powell, A. N. 2002. Book Review. Prairie Birds: Fragile Splendor in the Great Plains, by Paul A. Johnsgard. Condor 104:224-225.
  • Powell, A. N. 2001. Habitat characteristics and nest success of snowy plovers nesting in association with California least tern colonies. Condor 103:785-792.
  • Powell, A. N., and C. L. Collier. 2000. Habitat use and reproductive success of western snowy plovers at new nesting areas created for California least terns. Journal of Wildlife Management 64:24-33.
  • Hothem, R. L., and A. N. Powell. 2000. Contaminants in eggs of western snowy plovers and California least terns: Is there a Link to Population Decline? Bulletin of Environmental Contamination and Toxicology 65 (1):42-50.

Current Staff

Federal Staff: 2

Masters Students: 5

Phd Students: 7

Post Docs: 0

University Staff: 3

5 Year Summary

Students graduated: 9

Scientific Publications: 26

Presentations: 44


Contact Us

Florida Cooperative Fish and Wildlife Research Unit Gainesville, FL 32611-0485 Phone: (352) 846 - 0534 Fax: (352) 846 - 0841 Our University Web Site

Unit Leader

Abby Powell
Abby Powell

Abby joined the Florida Cooperative Fish and Wildlife Research Unit as Leader in 2015 and holds a joint appointment as Courtesy Professor in Wildlife Conservation and Ecology. She served as Assistant Unit Leader at the Alaska Unit 2000-2015.

Florida Cooperative Fish and Wildlife Research Unit Cooperators

  1. Florida Fish and Wildlife Conservation Commission
  2. U.S. Fish and Wildlife Service
  3. U.S. Geological Survey
  4. University of Florida
  5. Wildlife Management Institute