Publications

2014

McDonald, B.I. and P.J. Ponganis.  Deep diving sea lions exhibit extreme bradycardia in long duration dives. Journal of Experimental Biology  (in press)

Maresh, J.L., S.E. Simmons, D.E. Crocker, B.I. McDonald, T.M. Williams, and D.P. Costa. Free-swimming northern elephant seals have low field metabolic rates that are sensitive to an increased cost of transportJournal of Experimental Biology (in press)

Wright, A.K., K.V. Ponganis, B.I. McDonald, and P.J. Ponganis. Heart rates of emperor penguins diving at sea: implications for oxygen store management. Marine Ecological Progress Series 496: 85-98. 2014. PDF

Gearheart, G., G.L. Kooyman, K.T. Goetz, and B.I. McDonaldMigration front of post-moult emperor penguins. Polar Biology.  Online first. 2014. PDF

2013

Maxwell, S.M., E.L. Hazen, S.J. Bograd, B.S. Halpern, G.A. Breed,  B. Nickel, N.M. Teutschel, L.B. Crowder, S. Benson, P.H. Dutton, H. Bailey, M.A. Kappes, C.E. Kuhn, M.J. Weise, B. Mate, S.A. Shaffer, J. Hassrick, R.W. Henry, L. Irivine, B.I. McDonald, P.J. Robinson, B.A Block, and D.P. Costa. Cumulative human impacts on marine predators. Nature Communications 4. 2013. PDF

McDonald, B.I. and P.J. Ponganis.  Insights from venous oxygen profiles: oxygen utilization and management in diving California sea lions. Journal of Experimental Biology 216: 3332-3341. 2013. PDF

2012

McDonald, B.I., and P.J. Ponganis.  Lung collapse in a diving sea lion: hold the nitrogen and save the oxygen. Biology Letters 8: 1047-1049. 2012.  PDF

McDonald, B.I., M.E. Goebel, D.E. Crocker, and D.P. Costa.  Dynamic influence of maternal and pup traits on maternal care during lactation in an income breeder, the Antarctic fur seal. Physiological and Biochemical Zoology 85:243-254. 2012. PDF

McDonald, B.I., M.E. Goebel, D.E. Crocker, and D.P. Costa.  Biological and environmental drivers of energy allocation in a dependent mammal, the Antarctic fur seal pup. Physiological and Biochemical Zoology 85:134-147. 2012. (Cover photo)  PDF

Robinson, P.W., D.P. Costa, D.E. Crocker, J.P. Gallo-Reynoso, C.D. Champagne, M. Fowler, C. Goetsch, K. Goetz, J.L. Hassrick, L.A. Hückstädt, C.E. Kuhn, J. Maresh, S.M. Maxwell, B.I. McDonald, S. Peterson, S.E. Simmons, N.M. Teutschel, S. Villegas-Amtmann, and K. Yoda. Foraging behavior and success of a mesopelagic predator in the Northeast Pacific Ocean: Insights from a data-rich species, the northern elephant seal. PLoS ONE 7(5): e36728. doi:10.1371/journal.pone.0036728. 2012.  PDF

Hückstädt, L.A., J.M. Burns, P. Koch, B.I. McDonald, D.E. Crocker, and D.P Costa.  Diet of a specialist in a changing environment: the crabeater seal along the western Antarctic Peninsula. Marine Ecological Progress Series 455:287-301. 2012. PDF

Hückstädt, L.A., P. Koch, B.I. McDonald, M.E. Goebel, D.E. Crocker, and D.P Costa.  Inter-individual differences in the trophic ecology of southern elephant seals from the western Antarctic Peninsula: insights from stable isotope analyses. Oceologia 169: 395-406. 2012.  PDF

2010

Padman, L., D.P. Costa, S.T. Bolmer, M.E. Goebel, L.A. Hückstädt, A. Jenkins, B.I. McDonald, and D.R. Shoosmith.  Seals map bathymetry of the Antarctic continental shelf.  Geophysical Research Letters 37: L21601-L21606. 2010.  PDF

Costa, D.P., L. Hückstädt, D.E. Crocker, B.I. McDonald, M.E. Goebel, and M.A. Fedak.  Approaches to studying climate change and its role on the habitat selection of Antarctic pinnipeds. Integrative and Comparative Biology 50: 1018-1030.  2010.  PDF

 Hassrick, J.L., D.E. Crocker, N.M. Teutschel, B.I. McDonald, P.W. Robinson, S.E. Simmons, and D.P. Costa.  Age and mass impact oxygen stores and diving duration in adult female northern elephant seals. Journal of Experimental Biology 213: 585-592.  2010.  PDF

2009

McDonald, B.I., M.E. Goebel, Y. Tremblay, D.E. Crocker, and D.P. Costa.  Maternal traits and environment impact the foraging strategies and provisioning rates of an income breeder, the Antarctic fur seal. Marine Ecological Progress Series 394: 277-288.  2009. PDF

2008

McDonald, B.I., D.E. Crocker, J.M. Burns, and D.P. Costa.  Body condition as an index of winter foraging success in crabeater seals (Lobodon carcinophaga). Deep Sea Research II 55: 515-522.  2008.  PDF

2007

Biuw, M., L. Boehme, C. Guinet, M. Hindell, D. Costa, J.-B. Charrassin, F. Roquet, F. Bailleul, M. Meredith, S. Thorpe, Y. Tremblay, B. McDonald, Y.-H. Park, S.R. Rintoul, N. Bindoff, M. Goebel, D. Crocker, P. Lovell, J. Nicholson, F. Monks, and M.A. Fedak.  Variations in behavior and condition of a Southern Ocean top predator in relation to in situ oceanographic conditions. Proceedings of the National Academy of Science 104: 13705–13710.  2007.  PDF

2006

McDonald, B.I. and D.E. Crocker.  Physiology and behavior influence lactation efficiency in northern elephant seals (Mirounga angustirostris). Physiological and Biochemical Zoology 79: 484-496.  2006.  PDF

Tremblay, Y., S.A. Shaffer, S.L. Fowler, C.E. Kuhn, B.I. McDonald, M.J. Weise, C. Bost, H. Weimerskirch, D.E. Crocker, M.E. Goebel, and D.P. Costa.  Interpolation of tracking data in a fluid environment. Journal of Experimental Biology 209: 128-140.  2006.  PDF

Kuhn, C.E., B.I. McDonald, S.A. Shaffer, D.P. Costa, J. Barnes, D.E. Crocker, and J.M. Burns.  Diving physiology and winter foraging behavior of a juvenile leopard seal (Hydrurga leptonyx). Polar Biology 29: 303-307.  2006.  PDF

2004

Burns, J.M., D.P. Costa, M.A. Fedak, C.J.A. Bradshaw, M.A. Hindell, N. Gales, B.I. McDonald, S.J. Trumble, and D.E. Crocker.  Winter habitat use and foraging behavior of crabeater seals along the Western Antarctic Peninsula. Deep Sea Research II 51:2279-2303.  2004.  PDF