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1. Stock structure of Antarctic toothfish in Statistical Area 88 and implications for assessment and management

   biological stocks with limited mixing, especially at adult stages: a Ross Sea Region stock and an Amundsen ... Sea Region stock. The Amundsen Sea stock likely includes juveniles and adults along the continental ... margin in the Bellingshausen Sea (SSRUs 88.3A–D), SSRUs 88.2C–G, and a spawning region in the seamount ... continental margin SSRUs of the Amundsen Sea (i.e. SSRUs 88.2C–G). We recommend that the Ross Sea Region stock ...

   Meeting Document : WG-SAM-14/26 : Автор(ы): S.J. Parker, S.M. Hanchet and P.L. Horn (New Zealand)

2. Aerobic dive limit: how often does it occur in nature?

   this study was to estimate the aerobic dive limit from measurements of body oxygen stores and at sea ... animals of three species of otariids, the Antarctic fur seal, Arctocephalus gazella, the Australian sea ... lion, Neophoca cinerea, and the New Zealand sea lion, Phocarctos hookeri. Antarctic fur seals dove well ... within the cADL. In contrast, many individuals of both sea lion species exceeded the cADL, some by ...

   Meeting Document : WG-EMM-00/48 : Автор(ы): D.P. Costa, N.J. Gales and M.E. Goebel (USA)

3. Contrasting population changes in sympatric penguin species in association with climate warming

   Abstract:  Climate warming and associated sea ice reductions in Antarctica have modified habitat ... warming and significant reduction in sea ice extent. Periodical warm events, with teleconnections to the ... tropical Pacific, caused cycles in sea ice leading to reduced prey biomass, and simultaneous inter-annual ... population decreases in the three penguin species. With the loss of sea ice, Adélie penguins were less ...

   Meeting Document : WG-EMM-06/P3 : Автор(ы): J. Forcada, P.N. Trathan, K. Reid, E.J. Murphy and J.P. Croxall (United Kingdom)

4. Size and stage composition of age class 0 Antarctic krill (Euphausia superba) in the ice-water interface layer during winter/early spring

   sea ice during winter. How krill utilize sea ice depends on several factors such as region and ... developmental stage. A comprehensive understanding of sea ice habitat use by krill, however, remains largely ... sea ice habitat during winter/early spring by conducting large-scale sampling of the ice-water ... population (0-500 m). Results show that the population in the Northern Weddell Sea consisted mainly of krill ...

   Meeting Document : WG-EMM-16/P16 : Автор(ы): F. Schaafsma, C. David, E. Pakhomov, B. Hunt, B. Lange, H. Flores, J.A. van Franeker

5. Surface exchange between the Weddell and Scotia Seas

   surface drifters released in January 2012 in the northwestern Weddell Sea. The drifters detail Lagrangian ... Sea. ACC frontal currents, in particular the  Southern ACC Front, act as dynamical transport barriers ... Weddell source waters in the Scotia Sea. Interannual fluctuations in surface chlorophyll in the south ... Scotia Sea and the northern Weddell Sea covary. This suggests that Scotia Sea ecosystem dynamics are ...

   Meeting Document : WG-EMM-14/P03 : Автор(ы): A.F. Thompson and M.K. Youngs

6. Climate change and zooplankton dominance in the Antarctic marine ecosystem: implications for the food web

   extensive sea-ice development. These trends potentially will have a major impact on the structure and ... function of the Antarctic marine ecosystem. In the Antarctic Peninsula region winter sea-ice coverage is a ... extensive winter sea-ice development and large summertime salp blooms follow winters with relatively little ... sea-ice. An order of magnitude decrease of krill population size, increased incidence of massive salp ...

   Meeting Document : WG-EMM-96/21 : Автор(ы): Siegel, V., Fraser, W., Trivelpiece, S., Holm-Hansen, O., Loeb, V., Hewitt, R., Trivelpiece, W.

7. Plan of research program of the Russian Federation in Subarea 48.5

   Abstract:  Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... . Despite the difficult ice conditions the Weddell Sea is the largest enclosed near-continental sea of the ... Antarctic which is very similar to the Ross Sea in some respects like shape, bathymetrical profile and ... current system. Such similarity gives hope that the Weddell Sea could become one of the most promising ...

   Meeting Document : WG-SAM-15/18 : Автор(ы): Delegation of the Russian Federation

8. Seabird by-catch and bait loss in longlining using different setting methods

   Abstract:  Sea-birds taking baits during longline setting occationally become caught and are ... a setting funnel that guided the baited line beneath the sea surface or when using a sea-bird ... scaring device. Bait loss and the catches of target species and sea birds were compared with those of ... effectively by the sea-bird scarer. Losses of mackerel bait were also significantly reduced by using the ...

   Meeting Document : WG-FSA-96/06 : Автор(ы): Løkkeborg, S.

9. Responding to climate change: Adélie penguins confront astronomical and ocean boundaries

   , which included winters of both extensive and reduced sea ice, we investigated characteristics of ... Island, Ross Sea, the southernmost colonies for any penguin. We acquired data from 3-16 Geolocation ... . Trip distances varied annually, but not by colony. Penguins rarely traveled north of the main sea ice ... pack, and used areas with high sea-ice concentration, ranging from 75-85%, about 500 km inward from the ...

   Meeting Document : WG-EMM-10/P11 : Автор(ы): G. Ballard, V. Toniolo, D.G. Ainley, C.L. Parkinson, K.R. Arrigo and P.N. Trathan

10. Spatio-temporal variability in the winter diet of larval and juvenile Antarctic krill, Euphausia superba, in ice-covered waters

    changes in the sea-ice environment due to their association with sea ice and their need to feed during ... Weddell Sea during late winter 2013 using stomach contents, fatty acids (FAs) and bulk stable isotope ... volumes of copepods. Many of the prey species found in the stomachs were sea ice-associated. Our results ... , copepod abundance and sea-ice cover. In contrast, FA composition mainly varied between cohorts, indicating ...

    Meeting Document : WG-EMM-18/P18 : Автор(ы): F.L. Schaafsma, D. Kohlbach, C. David, B.A. Lange, M. Graeve, H. Flores and J.A. van Franeker

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