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<record><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en">Variations in behavior and condition of a Southern Ocean top predator in relation to <italic>in situ</italic> oceanographic conditions</title><author><name sortKey="Biuw, M" sort="Biuw, M" uniqKey="Biuw M" first="M." last="Biuw">M. Biuw</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Boehme, L" sort="Boehme, L" uniqKey="Boehme L" first="L." last="Boehme">L. Boehme</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Guinet, C" sort="Guinet, C" uniqKey="Guinet C" first="C." last="Guinet">C. Guinet</name><affiliation><nlm:aff id="aff2">Centre d'Etudes Biologiques de Chizé, Centre National de la Recherche Scientifique, Villiers-en-Bois, F-79360 Beauvoir sur Niort, France;</nlm:aff></affiliation></author><author><name sortKey="Hindell, M" sort="Hindell, M" uniqKey="Hindell M" first="M." last="Hindell">M. Hindell</name><affiliation><nlm:aff id="aff3">Antarctic Wildlife Research Unit, School of Zoology, University of Tasmania, P.O. Box 252-05, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Costa, D" sort="Costa, D" uniqKey="Costa D" first="D." last="Costa">D. Costa</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Charrassin, J B" sort="Charrassin, J B" uniqKey="Charrassin J" first="J.-B." last="Charrassin">J.-B. Charrassin</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Roquet, F" sort="Roquet, F" uniqKey="Roquet F" first="F." last="Roquet">F. Roquet</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Bailleul, F" sort="Bailleul, F" uniqKey="Bailleul F" first="F." last="Bailleul">F. Bailleul</name><affiliation><nlm:aff id="aff2">Centre d'Etudes Biologiques de Chizé, Centre National de la Recherche Scientifique, Villiers-en-Bois, F-79360 Beauvoir sur Niort, France;</nlm:aff></affiliation></author><author><name sortKey="Meredith, M" sort="Meredith, M" uniqKey="Meredith M" first="M." last="Meredith">M. Meredith</name><affiliation><nlm:aff id="aff6">**British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Thorpe, S" sort="Thorpe, S" uniqKey="Thorpe S" first="S." last="Thorpe">S. Thorpe</name><affiliation><nlm:aff id="aff6">**British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Tremblay, Y" sort="Tremblay, Y" uniqKey="Tremblay Y" first="Y." last="Tremblay">Y. Tremblay</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Mcdonald, B" sort="Mcdonald, B" uniqKey="Mcdonald B" first="B." last="Mcdonald">B. Mcdonald</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Park, Y H" sort="Park, Y H" uniqKey="Park Y" first="Y.-H." last="Park">Y.-H. Park</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Rintoul, S R" sort="Rintoul, S R" uniqKey="Rintoul S" first="S. R." last="Rintoul">S. R. Rintoul</name><affiliation><nlm:aff id="aff7">Commonwealth Scientific and Industrial Research Organisation (CSIRO) Marine and Atmospheric Research and Antarctic Climate and Ecosystems Cooperative Research Centre, G.P.O. Box 1538, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Bindoff, N" sort="Bindoff, N" uniqKey="Bindoff N" first="N." last="Bindoff">N. Bindoff</name><affiliation><nlm:aff id="aff8">Antarctic Cooperative Research Centre, University of Tasmania, P.O. Box 252-80, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Goebel, M" sort="Goebel, M" uniqKey="Goebel M" first="M." last="Goebel">M. Goebel</name><affiliation><nlm:aff wicri:cut="; and" id="aff9">Antarctic Ecosystem Research Division, National Oceanic and Atmospheric Administration, 8604 La Jolla Shores Drive, La Jolla, CA 92038</nlm:aff></affiliation></author><author><name sortKey="Crocker, D" sort="Crocker, D" uniqKey="Crocker D" first="D." last="Crocker">D. Crocker</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Lovell, P" sort="Lovell, P" uniqKey="Lovell P" first="P." last="Lovell">P. Lovell</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Nicholson, J" sort="Nicholson, J" uniqKey="Nicholson J" first="J." last="Nicholson">J. Nicholson</name><affiliation><nlm:aff id="aff10">Valeport Ltd., St. Peter's Quay, Totnes, Devon TQ9 5EW, United Kingdom</nlm:aff></affiliation></author><author><name sortKey="Monks, F" sort="Monks, F" uniqKey="Monks F" first="F." last="Monks">F. Monks</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Fedak, M A" sort="Fedak, M A" uniqKey="Fedak M" first="M. A." last="Fedak">M. A. Fedak</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author></titleStmt><publicationStmt><idno type="wicri:source">PMC</idno><idno type="pmid">17693555</idno><idno type="pmc">1959446</idno><idno type="url">http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1959446</idno><idno type="RBID">PMC:1959446</idno><idno type="doi">10.1073/pnas.0701121104</idno><date when="2007">2007</date><idno type="wicri:Area/Pmc/Corpus">001C21</idno><idno type="wicri:explorRef" wicri:stream="Pmc" wicri:step="Corpus" wicri:corpus="PMC">001C21</idno></publicationStmt><sourceDesc><biblStruct><analytic><title xml:lang="en" level="a" type="main">Variations in behavior and condition of a Southern Ocean top predator in relation to <italic>in situ</italic> oceanographic conditions</title><author><name sortKey="Biuw, M" sort="Biuw, M" uniqKey="Biuw M" first="M." last="Biuw">M. Biuw</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Boehme, L" sort="Boehme, L" uniqKey="Boehme L" first="L." last="Boehme">L. Boehme</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Guinet, C" sort="Guinet, C" uniqKey="Guinet C" first="C." last="Guinet">C. Guinet</name><affiliation><nlm:aff id="aff2">Centre d'Etudes Biologiques de Chizé, Centre National de la Recherche Scientifique, Villiers-en-Bois, F-79360 Beauvoir sur Niort, France;</nlm:aff></affiliation></author><author><name sortKey="Hindell, M" sort="Hindell, M" uniqKey="Hindell M" first="M." last="Hindell">M. Hindell</name><affiliation><nlm:aff id="aff3">Antarctic Wildlife Research Unit, School of Zoology, University of Tasmania, P.O. Box 252-05, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Costa, D" sort="Costa, D" uniqKey="Costa D" first="D." last="Costa">D. Costa</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Charrassin, J B" sort="Charrassin, J B" uniqKey="Charrassin J" first="J.-B." last="Charrassin">J.-B. Charrassin</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Roquet, F" sort="Roquet, F" uniqKey="Roquet F" first="F." last="Roquet">F. Roquet</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Bailleul, F" sort="Bailleul, F" uniqKey="Bailleul F" first="F." last="Bailleul">F. Bailleul</name><affiliation><nlm:aff id="aff2">Centre d'Etudes Biologiques de Chizé, Centre National de la Recherche Scientifique, Villiers-en-Bois, F-79360 Beauvoir sur Niort, France;</nlm:aff></affiliation></author><author><name sortKey="Meredith, M" sort="Meredith, M" uniqKey="Meredith M" first="M." last="Meredith">M. Meredith</name><affiliation><nlm:aff id="aff6">**British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Thorpe, S" sort="Thorpe, S" uniqKey="Thorpe S" first="S." last="Thorpe">S. Thorpe</name><affiliation><nlm:aff id="aff6">**British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Tremblay, Y" sort="Tremblay, Y" uniqKey="Tremblay Y" first="Y." last="Tremblay">Y. Tremblay</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Mcdonald, B" sort="Mcdonald, B" uniqKey="Mcdonald B" first="B." last="Mcdonald">B. Mcdonald</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Park, Y H" sort="Park, Y H" uniqKey="Park Y" first="Y.-H." last="Park">Y.-H. Park</name><affiliation><nlm:aff id="aff5">Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</nlm:aff></affiliation></author><author><name sortKey="Rintoul, S R" sort="Rintoul, S R" uniqKey="Rintoul S" first="S. R." last="Rintoul">S. R. Rintoul</name><affiliation><nlm:aff id="aff7">Commonwealth Scientific and Industrial Research Organisation (CSIRO) Marine and Atmospheric Research and Antarctic Climate and Ecosystems Cooperative Research Centre, G.P.O. Box 1538, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Bindoff, N" sort="Bindoff, N" uniqKey="Bindoff N" first="N." last="Bindoff">N. Bindoff</name><affiliation><nlm:aff id="aff8">Antarctic Cooperative Research Centre, University of Tasmania, P.O. Box 252-80, Hobart, TAS 7001, Australia;</nlm:aff></affiliation></author><author><name sortKey="Goebel, M" sort="Goebel, M" uniqKey="Goebel M" first="M." last="Goebel">M. Goebel</name><affiliation><nlm:aff wicri:cut="; and" id="aff9">Antarctic Ecosystem Research Division, National Oceanic and Atmospheric Administration, 8604 La Jolla Shores Drive, La Jolla, CA 92038</nlm:aff></affiliation></author><author><name sortKey="Crocker, D" sort="Crocker, D" uniqKey="Crocker D" first="D." last="Crocker">D. Crocker</name><affiliation><nlm:aff id="aff4">Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</nlm:aff></affiliation></author><author><name sortKey="Lovell, P" sort="Lovell, P" uniqKey="Lovell P" first="P." last="Lovell">P. Lovell</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Nicholson, J" sort="Nicholson, J" uniqKey="Nicholson J" first="J." last="Nicholson">J. Nicholson</name><affiliation><nlm:aff id="aff10">Valeport Ltd., St. Peter's Quay, Totnes, Devon TQ9 5EW, United Kingdom</nlm:aff></affiliation></author><author><name sortKey="Monks, F" sort="Monks, F" uniqKey="Monks F" first="F." last="Monks">F. Monks</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author><author><name sortKey="Fedak, M A" sort="Fedak, M A" uniqKey="Fedak M" first="M. A." last="Fedak">M. A. Fedak</name><affiliation><nlm:aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</nlm:aff></affiliation></author></analytic><series><title level="j">Proceedings of the National Academy of Sciences of the United States of America</title><idno type="ISSN">0027-8424</idno><idno type="eISSN">1091-6490</idno><imprint><date when="2007">2007</date></imprint></series></biblStruct></sourceDesc></fileDesc><profileDesc><textClass></textClass></profileDesc></teiHeader><front><div type="abstract" xml:lang="en"><p>Responses by marine top predators to environmental variability have previously been almost impossible to observe directly. By using animal-mounted instruments simultaneously recording movements, diving behavior, and <italic>in situ</italic> oceanographic properties, we studied the behavioral and physiological responses of southern elephant seals to spatial environmental variability throughout their circumpolar range. Improved body condition of seals in the Atlantic sector was associated with Circumpolar Deep Water upwelling regions within the Antarctic Circumpolar Current, whereas High-Salinity Shelf Waters or temperature/salinity gradients under winter pack ice were important in the Indian and Pacific sectors. Energetic consequences of these variations could help explain recently observed population trends, showing the usefulness of this approach in examining the sensitivity of top predators to global and regional-scale climate variability.</p></div></front></TEI><pmc article-type="research-article"><pmc-comment>The publisher of this article does not allow downloading of the full text in XML form.</pmc-comment>
<front><journal-meta><journal-id journal-id-type="nlm-ta">Proc Natl Acad Sci U S A</journal-id><journal-id journal-id-type="publisher-id">PNAS</journal-id><journal-title>Proceedings of the National Academy of Sciences of the United States of America</journal-title><issn pub-type="ppub">0027-8424</issn><issn pub-type="epub">1091-6490</issn><publisher><publisher-name>National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="pmid">17693555</article-id><article-id pub-id-type="pmc">1959446</article-id><article-id pub-id-type="publisher-id">7150</article-id><article-id pub-id-type="doi">10.1073/pnas.0701121104</article-id><article-categories><subj-group subj-group-type="heading"><subject>Biological Sciences</subject><subj-group><subject>Environmental Sciences</subject></subj-group></subj-group></article-categories><title-group><article-title>Variations in behavior and condition of a Southern Ocean top predator in relation to <italic>in situ</italic> oceanographic conditions</article-title></title-group><contrib-group><contrib contrib-type="author"><name><surname>Biuw</surname><given-names>M.</given-names></name><xref ref-type="aff" rid="aff1">*</xref><xref ref-type="corresp" rid="cor1"><sup>†</sup></xref></contrib><contrib contrib-type="author"><name><surname>Boehme</surname><given-names>L.</given-names></name><xref ref-type="aff" rid="aff1">*</xref></contrib><contrib contrib-type="author"><name><surname>Guinet</surname><given-names>C.</given-names></name><xref ref-type="aff" rid="aff2"><sup>‡</sup></xref></contrib><contrib contrib-type="author"><name><surname>Hindell</surname><given-names>M.</given-names></name><xref ref-type="aff" rid="aff3"><sup>§</sup></xref></contrib><contrib contrib-type="author"><name><surname>Costa</surname><given-names>D.</given-names></name><xref ref-type="aff" rid="aff4"><sup>¶</sup></xref></contrib><contrib contrib-type="author"><name><surname>Charrassin</surname><given-names>J.-B.</given-names></name><xref ref-type="aff" rid="aff5"><sup>‖</sup></xref></contrib><contrib contrib-type="author"><name><surname>Roquet</surname><given-names>F.</given-names></name><xref ref-type="aff" rid="aff5"><sup>‖</sup></xref></contrib><contrib contrib-type="author"><name><surname>Bailleul</surname><given-names>F.</given-names></name><xref ref-type="aff" rid="aff2"><sup>‡</sup></xref></contrib><contrib contrib-type="author"><name><surname>Meredith</surname><given-names>M.</given-names></name><xref ref-type="aff" rid="aff6">**</xref></contrib><contrib contrib-type="author"><name><surname>Thorpe</surname><given-names>S.</given-names></name><xref ref-type="aff" rid="aff6">**</xref></contrib><contrib contrib-type="author"><name><surname>Tremblay</surname><given-names>Y.</given-names></name><xref ref-type="aff" rid="aff4"><sup>¶</sup></xref></contrib><contrib contrib-type="author"><name><surname>McDonald</surname><given-names>B.</given-names></name><xref ref-type="aff" rid="aff4"><sup>¶</sup></xref></contrib><contrib contrib-type="author"><name><surname>Park</surname><given-names>Y.-H.</given-names></name><xref ref-type="aff" rid="aff5"><sup>‖</sup></xref></contrib><contrib contrib-type="author"><name><surname>Rintoul</surname><given-names>S. R.</given-names></name><xref ref-type="aff" rid="aff7"><sup>††</sup></xref></contrib><contrib contrib-type="author"><name><surname>Bindoff</surname><given-names>N.</given-names></name><xref ref-type="aff" rid="aff8"><sup>‡‡</sup></xref></contrib><contrib contrib-type="author"><name><surname>Goebel</surname><given-names>M.</given-names></name><xref ref-type="aff" rid="aff9"><sup>§§</sup></xref></contrib><contrib contrib-type="author"><name><surname>Crocker</surname><given-names>D.</given-names></name><xref ref-type="aff" rid="aff4"><sup>¶</sup></xref></contrib><contrib contrib-type="author"><name><surname>Lovell</surname><given-names>P.</given-names></name><xref ref-type="aff" rid="aff1">*</xref></contrib><contrib contrib-type="author"><name><surname>Nicholson</surname><given-names>J.</given-names></name><xref ref-type="aff" rid="aff10"><sup>¶¶</sup></xref></contrib><contrib contrib-type="author"><name><surname>Monks</surname><given-names>F.</given-names></name><xref ref-type="aff" rid="aff1">*</xref></contrib><contrib contrib-type="author"><name><surname>Fedak</surname><given-names>M. A.</given-names></name><xref ref-type="aff" rid="aff1">*</xref></contrib><aff id="aff1">*Natural Environment Research Council Sea Mammal Research Unit, Gatty Marine Laboratory, University of St. Andrews, St. Andrews, Fife KY16 8LB, United Kingdom;</aff><aff id="aff2"><sup>‡</sup>Centre d'Etudes Biologiques de Chizé, Centre National de la Recherche Scientifique, Villiers-en-Bois, F-79360 Beauvoir sur Niort, France;</aff><aff id="aff3"><sup>§</sup>Antarctic Wildlife Research Unit, School of Zoology, University of Tasmania, P.O. Box 252-05, Hobart, TAS 7001, Australia;</aff><aff id="aff4"><sup>¶</sup>Center for Ocean Health, Institute of Marine Sciences, Long Marine Laboratory, University of California, 100 Shaffer Road, Santa Cruz, CA 95060;</aff><aff id="aff5"><sup>‖</sup>Laboratoire d'Océanographie Physique Muséum National d'Histoire Naturelle, 43 Rue Cuvier, 75231 Paris Cedex 05, France;</aff><aff id="aff6">**British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom;</aff><aff id="aff7"><sup>††</sup>Commonwealth Scientific and Industrial Research Organisation (CSIRO) Marine and Atmospheric Research and Antarctic Climate and Ecosystems Cooperative Research Centre, G.P.O. Box 1538, Hobart, TAS 7001, Australia;</aff><aff id="aff8"><sup>‡‡</sup>Antarctic Cooperative Research Centre, University of Tasmania, P.O. Box 252-80, Hobart, TAS 7001, Australia;</aff><aff id="aff9"><sup>§§</sup>Antarctic Ecosystem Research Division, National Oceanic and Atmospheric Administration, 8604 La Jolla Shores Drive, La Jolla, CA 92038; and</aff><aff id="aff10"><sup>¶¶</sup>Valeport Ltd., St. Peter's Quay, Totnes, Devon TQ9 5EW, United Kingdom</aff></contrib-group><author-notes><corresp id="cor1"><sup>†</sup>To whom correspondence should be sent at the present address:
<addr-line>Norwegian Polar Institute, Plarmiljøsenteret, 9296 Tromsø, Norway.</addr-line> E-mail: <email>martin.biuw@npolar.no</email></corresp><fn fn-type="edited-by"><p>Edited by Mary E. Power, University of California, Berkeley, CA, and accepted by the Editorial Board June 18, 2007</p></fn><fn fn-type="con"><p>Author contributions: M.B., L.B., C.G., M.H., D. Costa, L.-B.C., F.R., M.M., S.T., Y.-H.P., S.R.R., N.B., M.G., D. Crocker, and M.A.F. designed research; M.B., C.G., J.-B.C., F.R., F.B., Y.T., B.M., M.G., and M.A.F. performed research; M.B. and L.B. analyzed data; M.B., L.B., and M.A.F. wrote the paper; P.L., J.N., F.M., and M.A.F. developed hardware and analytical tools; and S.T. was a key researcher on the United Kingdom component of Southern Elephant Seals as Oceanographic Samplers and provided extensive input into manuscript preparation.</p></fn></author-notes><pub-date pub-type="ppub"><day>21</day><month>8</month><year>2007</year></pub-date><pub-date pub-type="epub"><day>10</day><month>8</month><year>2007</year></pub-date><volume>104</volume><issue>34</issue><fpage>13705</fpage><lpage>13710</lpage><history><date date-type="received"><day>8</day><month>2</month><year>2007</year></date></history><copyright-statement>© 2007 by The National Academy of Sciences of the USA</copyright-statement><copyright-year>2007</copyright-year><self-uri xlink:title="pdf" xlink:type="simple" xlink:href="zpq03407013705.pdf"></self-uri><abstract><p>Responses by marine top predators to environmental variability have previously been almost impossible to observe directly. By using animal-mounted instruments simultaneously recording movements, diving behavior, and <italic>in situ</italic> oceanographic properties, we studied the behavioral and physiological responses of southern elephant seals to spatial environmental variability throughout their circumpolar range. Improved body condition of seals in the Atlantic sector was associated with Circumpolar Deep Water upwelling regions within the Antarctic Circumpolar Current, whereas High-Salinity Shelf Waters or temperature/salinity gradients under winter pack ice were important in the Indian and Pacific sectors. Energetic consequences of these variations could help explain recently observed population trends, showing the usefulness of this approach in examining the sensitivity of top predators to global and regional-scale climate variability.</p></abstract><kwd-group><kwd>body condition</kwd><kwd>ocean observation</kwd><kwd>oceanography</kwd><kwd>elephant seals</kwd></kwd-group></article-meta></front></pmc></record>Pour manipuler ce document sous Unix (Dilib)
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