Works matching Walrus

Results: 657

Migrating Walrus Algorithm: A New Metaheuristic that Hybridizes Migration Algorithm and Walrus Optimization Algorithm.

Published in:

International Journal of Intelligent Engineering & Systems, 2023, v. 16, n. 6, p. 673, doi. 10.22266/ijies2023.1231.56

By:

Kusuma, Purba Daru;
Prasasti, Anggunmeka Luhur

Publication type:

Article

Was it for walrus? Viking Age settlement and medieval walrus ivory trade in Iceland and Greenland.

Published in:

World Archaeology, 2015, v. 47, n. 3, p. 439, doi. 10.1080/00438243.2015.1025912

By:

Frei, Karin M.;
Coutu, Ashley N.;
Smiarowski, Konrad;
Harrison, Ramona;
Madsen, Christian K.;
Arneborg, Jette;
Frei, Robert;
Guðmundsson, Gardar;
Sindbæk, Søren M.;
Woollett, James;
Hartman, Steven;
Hicks, Megan;
McGovern, Thomas H.

Publication type:

Article

Redefining Walrus Stocks in Canada.

Published in:

Arctic Journal, 2008, v. 61, n. 3, p. 292

By:

Stewart, Robert E. A.

Publication type:

Article

Deviations in the Development of Captivity Walrus (Odobenus rosmarus) Skull.

Published in:

Biology Bulletin, 2024, v. 51, n. 2, p. 358, doi. 10.1134/S106235902360321X

By:

Kryukova, N. V.;
Manukhova, D. A.;
Slavina, M. D.

Publication type:

Article

Phenology of the Pacific Walrus (Odobenus rosmarus divergens) in Coastal Waters of Wrangel Island: The Impact of the Sea Ice Dynamics.

Published in:

Biology Bulletin, 2019, v. 46, n. 9, p. 1156, doi. 10.1134/S1062359019090061

By:

Kochnev, A. A.

Publication type:

Article

Treatment of Worn Tusks Using Metal Crowns in Two Young Captive Walruses (Odobenus Rosmarus).

Published in:

Journal of Veterinary Dentistry, 2025, v. 42, n. 2, p. 135, doi. 10.1177/08987564231181639

By:

Legendre, Loïc

Publication type:

Article

Growth, maturity, reproduction, and life expectancy in ex-situ pacific walruses (Odobenus rosmarus divergens).

Published in:

BMC Zoology, 2022, v. 7, n. 1, p. 1, doi. 10.1186/s40850-022-00158-1

By:

Robeck, Todd;
Katsumata, Etsuko;
Arai, Kazutoshi;
Montano, Gisele;
Schmitt, Todd;
DiRocco, Stacy;
Steinman, Karen J.

Publication type:

Article

Serum chemistry reference values in free-ranging North Atlantic male walruses ( Odobenus rosmarus rosmarus) from the Svalbard archipelago.

Published in:

Veterinary Clinical Pathology, 2009, v. 38, n. 4, p. 501, doi. 10.1111/j.1939-165X.2009.00154.x

By:

Tryland, Morten;
Lydersen, Christian;
Kovacs, Kit M.;
Thoresen, Stein Istre

Publication type:

Article

Exploring effects of vessels on walrus behaviors using telemetry, automatic identification system data and matching.

Published in:

Ecosphere, 2023, v. 14, n. 3, p. 1, doi. 10.1002/ecs2.4433

By:

Taylor, Rebecca L.;
Jay, Chadwick V.;
Beatty, William S.;
Fischbach, Anthony S.;
Quakenbush, Lori T.;
Crawford, Justin A.

Publication type:

Article

Newly detected haul-out of Atlantic walruses (Odobenus rosmarus rosmarus) on Yamal Peninsula has become the biggest in the Kara Sea.

Published in:

Polar Biology, 2021, v. 44, n. 11, p. 2077, doi. 10.1007/s00300-021-02942-0

By:

Boltunov, A. N.;
Semenova, V. S.;
Sokolov, A. A.;
Kucheyko, A. A.

Publication type:

Article

New migration and distribution patterns of Atlantic walruses (Odobenus rosmarus rosmarus) around Nunavik (Québec, Canada) identified using Inuit Knowledge.

Published in:

Polar Biology, 2021, v. 44, n. 9, p. 1833, doi. 10.1007/s00300-021-02920-6

By:

Martinez-Levasseur, Laura M.;
Furgal, Chris M.;
Hammill, Mike O.;
Henri, Dominique A.;
Burness, Gary

Publication type:

Article

Pacific walrus (Odobenus rosmarus divergens) reproductive capacity changes in three time frames during 1975–2010.

Published in:

Polar Biology, 2020, v. 43, n. 7, p. 861, doi. 10.1007/s00300-020-02693-4

By:

Larsen Tempel, Jenell T.;
Atkinson, Shannon

Publication type:

Article

Persistent organic pollutants in the Pechora Sea walruses.

Published in:

Polar Biology, 2019, v. 42, n. 9, p. 1775, doi. 10.1007/s00300-019-02457-9

By:

Boltunov, A.;
Semenova, V.;
Samsonov, D.;
Boltunov, N.;
Nikiforov, V.

Publication type:

Article

The current status of the macrozoobenthos around the Atlantic walrus haul-outs in the Pechora Sea (SE Barents Sea).

Published in:

Polar Biology, 2019, v. 42, n. 9, p. 1703, doi. 10.1007/s00300-018-02455-3

By:

Denisenko, S. G.;
Denisenko, N. V.;
Chaban, E. M.;
Gagaev, S. Yu.;
Petryashov, V. V.;
Zhuravleva, N. E.;
Sukhotin, A. A.

Publication type:

Article

Key habitats and movement patterns of Pechora Sea walruses studied using satellite telemetry.

Published in:

Polar Biology, 2019, v. 42, n. 9, p. 1763, doi. 10.1007/s00300-018-02451-7

By:

Semenova, V.;
Boltunov, A.;
Nikiforov, V.

Publication type:

Article

Evaluation of a method using survey counts and tag data to estimate the number of Pacific walruses ( Odobenus rosmarus divergens) using a coastal haulout in northwestern Alaska.

Published in:

Polar Biology, 2017, v. 40, n. 7, p. 1359, doi. 10.1007/s00300-016-2060-5

By:

Battaile, Brian;
Jay, Chadwick;
Udevitz, Mark;
Fischbach, Anthony

Publication type:

Article

Demography and pathology of a pacific walrus ( Odobenus rosmarus divergens) mass-mortality event at Icy Cape, Alaska, September 2009.

Published in:

Polar Biology, 2017, v. 40, n. 5, p. 989, doi. 10.1007/s00300-016-2023-x

By:

Polasek, L.;
Goertz, C.;
Burek, K.;
Suydam, R.;
Sformo, T.

Publication type:

Article

Proportion of higher trophic-level prey in the diet of Pacific walruses ( Odobenus rosmarus divergens).

Published in:

Polar Biology, 2014, v. 37, n. 7, p. 941, doi. 10.1007/s00300-014-1492-z

By:

Seymour, J.;
Horstmann-Dehn, L.;
Wooller, M.

Publication type:

Article

Spatial variation and low diversity in the major histocompatibility complex in walrus ( Odobenus rosmarus).

Published in:

Polar Biology, 2014, v. 37, n. 4, p. 497, doi. 10.1007/s00300-014-1450-9

By:

Sonsthagen, Sarah;
Fales, Krystal;
Jay, Chadwick;
Sage, George;
Talbot, Sandra

Publication type:

Article

Faecal DNA amplification in Pacific walruses ( Odobenus rosmarus divergens).

Published in:

Polar Biology, 2013, v. 36, n. 5, p. 755, doi. 10.1007/s00300-013-1296-6

By:

Bowles, Ella;
Trites, Andrew

Publication type:

Article

Projected status of the Pacific walrus ( Odobenus rosmarus divergens) in the twenty-first century.

Published in:

Polar Biology, 2011, v. 34, n. 7, p. 1065, doi. 10.1007/s00300-011-0967-4

By:

Jay, Chadwick;
Marcot, Bruce;
Douglas, David

Publication type:

Article

Indication of two Pacific walrus stocks from whole tooth elemental analysis.

Published in:

Polar Biology, 2008, v. 31, n. 8, p. 933, doi. 10.1007/s00300-008-0432-1

By:

Jay, Chadwick V.;
Outridge, Peter M.;
Garlich-Miller, Joel L.

Publication type:

Article

Historical sex-specific distribution of Atlantic walrus ( Odobenus rosmarus rosmarus) in Svalbard assessed by mandible measurements.

Published in:

Polar Biology, 2008, v. 31, n. 1, p. 69, doi. 10.1007/s00300-007-0334-7

By:

Wiig, Øystein;
Born, Erik W.;
Gjertz, Ian;
Lydersen, Christian;
Stewart, Robert E. A.

Publication type:

Article

Walrus haul-out and in water activity levels relative to sea ice availability in the Chukchi Sea.

Published in:

Journal of Mammalogy, 2017, v. 98, n. 2, p. 386, doi. 10.1093/jmammal/gyw195

By:

JAY, CHADWICK V.;
TAYLOR, REBECCA L.;
FISCHBACH, ANTHONY S.;
UDEVITZ, MARK S.;
BEATTY, WILLIAM S.

Publication type:

Article

Spatial genetic structure and asymmetrical gene flow within the Pacific walrus.

Published in:

Journal of Mammalogy, 2012, v. 93, n. 6, p. 1512, doi. 10.1644/11-MAMM-A-344.1

By:

SONSTHAGEN, SARAH A.;
JAY, CHADWICK V.;
FISCHBACH, ANTHONY S.;
SAGE, GEORGE K.;
TALBOT, SANDRA L.

Publication type:

Article

Contemporary diets of walruses in Bristol Bay, Alaska suggest temporal variability in benthic community structure.

Published in:

PeerJ, 2020, p. 1, doi. 10.7717/peerj.8735

By:

Maniscalco, John M.;
Springer, Alan M.;
Counihan, Katrina L.;
Hollmen, Tuula;
Aderman, Helen M.;
Toyukak Sr., Moses

Publication type:

Article

A new tuskless walrus from the Miocene of Orange County, California, with comments on the diversity and taxonomy of odobenids.

Published in:

PeerJ, 2018, p. 1, doi. 10.7717/peerj.5708

By:

Magallanes, Isaac;
Parham, James F.;
Santos, Gabriel-Philip;
Velez-Juarbe, Jorge

Publication type:

Article

Age-Related Changes in Functional Teeth in the Pacific Walrus (Odobenus rosmarus divergens).

Published in:

Biology Bulletin, 2017, v. 44, n. 7, p. 820, doi. 10.1134/S1062359017070123

By:

Kryukova, N. V.

Publication type:

Article

The method of age determination of the Pacific walrus ( Odobenus rosmarus divergens) using the layered structure of functional teeth.

Published in:

Biology Bulletin, 2014, v. 41, n. 8, p. 681, doi. 10.1134/S1062359014080068

By:

Kryukova, N.

Publication type:

Article

Observations of the walrus ( Odobenus rosmarus) in the Barents, Kara, and Laptev seas in 2010-2012.

Published in:

Biology Bulletin, 2013, v. 40, n. 9, p. 783, doi. 10.1134/S1062359013090057

By:

Glazov, D.;
Shpak, O.;
Kuznetsova, D.;
Solovyev, B.;
Udovik, D.;
Platonov, N.;
Mordvintsev, I.;
Ivanov, D.;
Rozhnov, V.

Publication type:

Article

Observations of the walrus (<i>Odobenus rosmarus</i>) in the Barents, Kara, and Laptev seas in 2010–2012.

Published in:

Biology Bulletin, 2013, v. 40, n. 7, p. 783, doi. 10.1134/S1062359013090057

By:

Glazov, D. M.;
Shpak, O. V.;
Kuznetsova, D. M.;
Solovyev, B. A.;
Udovik, D. A.;
Platonov, N. G.;
Mordvintsev, I. N.;
Ivanov, D. I.;
Rozhnov, V. V.

Publication type:

Article

Killer whales ( Orcinus orca) hunting for walruses ( Odobenus rosmarus divergens) near Retkyn Spit, Chukotka.

Published in:

Biology Bulletin, 2012, v. 39, n. 9, p. 768, doi. 10.1134/S106235901209004X

By:

Kryukova, N.;
Kruchenkova, E.;
Ivanov, D.

Publication type:

Article

Pacific walrus diet across 4000 years of changing sea ice conditions.

Published in:

Quaternary Research, 2022, v. 108, p. 26, doi. 10.1017/qua.2018.140

By:

Clark, Casey T.;
Horstmann, Lara;
de Vernal, Anne;
Jensen, Anne M.;
Misarti, Nicole

Publication type:

Article

Mercury in organs of Pacific walruses (<italic>Odobenus rosmarus divergens</italic>) from the Bering Sea.

Published in:

Environmental Science & Pollution Research, 2018, v. 25, n. 4, p. 3360, doi. 10.1007/s11356-017-0566-1

By:

Trukhin, Alexey M.;
Simokon, Mikhail V.

Publication type:

Article

An Improved Binary Walrus Optimizer with Golden Sine Disturbance and Population Regeneration Mechanism to Solve Feature Selection Problems.

Published in:

Biomimetics (2313-7673), 2024, v. 9, n. 8, p. 501, doi. 10.3390/biomimetics9080501

By:

Geng, Yanyu;
Li, Ying;
Deng, Chunyan

Publication type:

Article

The movement patterns and foraging resources of Atlantic walruses (Odobenus rosmarus rosmarus) in Franz Josef Land archipelago and connectivity with the Kara‐Barents Sea population.

Published in:

Marine Mammal Science, 2024, v. 40, n. 3, p. 1, doi. 10.1111/mms.13103

By:

Solovyova, Maria;
Gebruk, Anna;
Artemyeva, Svetlana;
Rozhnov, Viatcheslav V.;
Isachenko, Artyom;
Lazareva, Renata;
Chukmasov, Pavel;
Glazov, Dmitry;
Ermilova, Yulia;
Kokorin, Alexander;
Mardashova, Maria;
Shabalin, Nikolay

Publication type:

Article

Effects of feeding and habitat on resting metabolic rates of the Pacific walrus.

Published in:

Marine Mammal Science, 2024, v. 40, n. 1, p. 184, doi. 10.1111/mms.13065

By:

Rode, Karyn D.;
Rocabert, Joan;
Borque‐Espinosa, Alicia;
Ferrero‐Fernández, Diana;
Fahlman, Andreas

Publication type:

Article

Resting and swimming metabolic rates in juvenile walruses (Odobenus rosmarus).

Published in:

Marine Mammal Science, 2021, v. 37, n. 1, p. 162, doi. 10.1111/mms.12743

By:

Rosen, David A. S.

Publication type:

Article

DNA metabarcoding of feces to infer summer diet of Pacific walruses.

Published in:

Marine Mammal Science, 2020, v. 36, n. 4, p. 1196, doi. 10.1111/mms.12717

By:

Sonsthagen, Sarah A.;
Jay, Chadwick V.;
Cornman, Robert S.;
Fischbach, Anthony S.;
Grebmeier, Jacqueline M.;
Talbot, Sandra L.

Publication type:

Article

Mature hematology in neonatal walruses supports diving alongside their mothers.

Published in:

Marine Mammal Science, 2020, v. 36, n. 2, p. 595, doi. 10.1111/mms.12664

By:

Noren, Shawn R.;
Edwards, Matthew S.

Publication type:

Article

Identification of motivational state in adult male Atlantic walruses inferred from changes in movement and diving behavior.

Published in:

Marine Mammal Science, 2015, v. 31, n. 4, p. 1291, doi. 10.1111/mms.12224

By:

Lowther, Andrew D.;
Kovacs, Kit M.;
Griffiths, David;
Lydersen, Christian

Publication type:

Article

Identifying a reliable blubber measurement site to assess body condition in a marine mammal with topographically variable blubber, the Pacific walrus.

Published in:

Marine Mammal Science, 2015, v. 31, n. 2, p. 658, doi. 10.1111/mms.12186

By:

Noren, Shawn R.;
Udevitz, Mark S.;
Triggs, Lisa;
Paschke, Jessa;
Oland, Lisa;
Jay, Chadwick V.

Publication type:

Article

Demography of the Pacific walrus ( Odobenus rosmarus divergens): 1974-2006.

Published in:

Marine Mammal Science, 2015, v. 31, n. 1, p. 231, doi. 10.1111/mms.12156

By:

Taylor, Rebecca L.;
Udevitz, Mark S.

Publication type:

Article

Results and evaluation of a survey to estimate Pacific walrus population size, 2006<sup>1</sup>.

Published in:

Marine Mammal Science, 2011, v. 27, n. 3, p. 514, doi. 10.1111/j.1748-7692.2010.00419.x

By:

Speckman, Suzann G.;
Chernook, Vladimir I.;
Burn, Douglas M.;
Udevitz, Mark S.;
Kochnev, Anatoly A.;
Vasilev, Alexander;
Jay, Chadwick V.;
Lisovsky, Alexander;
Fischbach, Anthony S.;
Benter, R. Bradley

Publication type:

Article

Pacific walrus ( Odobenus rosmarus divergens): Differential prey digestion and diet.

Published in:

Marine Mammal Science, 2009, v. 25, n. 4, p. 761, doi. 10.1111/j.1748-7692.2009.00316.x

By:

Sheffield, Gay;
Grebmeier, Jacqueline M.

Publication type:

Article

Estimation of walrus populations on sea ice with infrared imagery and aerial photography.

Published in:

Marine Mammal Science, 2008, v. 24, n. 1, p. 57, doi. 10.1111/j.1748-7692.2007.00169.x

By:

Udevitz, Mark S.;
Burn, Douglas M.;
Webber, Marc A.

Publication type:

Article

TRENDS IN AGE STRUCTURE AND PRODUCTIVITY OF PACIFIC WALRUSES HARVESTED IN THE BERING STRAIT REGION OF ALASKA, 1952–2002.

Published in:

Marine Mammal Science, 2006, v. 22, n. 4, p. 880, doi. 10.1111/j.1748-7692.2006.00081.x

By:

Garlich-Miller, Joel L.;
Quakenbush, Lori T.;
Bromaghin, Jeffrey F.

Publication type:

Article

OBSERVER VARIABILITY IN PINNIPED COUNTS: GROUND-BASED ENUMERATION OF WALRUSES AT HAUL-OUT SITES.

Published in:

Marine Mammal Science, 2005, v. 21, n. 1, p. 108, doi. 10.1111/j.1748-7692.2005.tb01211.x

By:

Udevitz, M.S.;
Jay, C.V.;
Cody, M.B.

Publication type:

Article

Walruses, Odobenus rosmarus, in the Gulf and estuary of the St. Lawrence, 1992-1996

Published in:

Canadian Field-Naturalist, 1998, v. 112, n. 1, p. 90, doi. 10.5962/p.358356

By:

Kingsley, Michael C. S.

Publication type:

Article

Prey Selection by Walrus (Odobenus rosmarus rosmarus) in the Dutch Wadden Sea, the Netherlands.

Published in:

Aquatic Mammals, 2025, v. 51, n. 2, p. 105, doi. 10.1578/AM.51.2.2025.105

By:

Brasseur, Sophie;
Hoekendijk, Jeroen;
van Bleijswijk, Judith D. L.;
Klunder, Lise

Publication type:

Article