Résultats de la recherche

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

   Sensors affixed to penguins each year at both Cape Royds and Cape Crozier in 2003-2005. Migrations ... averaged 12,760 km, with the longest being 17,600 km, and were in part facilitated by pack ice movement ... Sea, a situation that no other Adélie penguin population has had to confront. As sea ice extent in the ... Ross Sea sector decreases in the near future, as predicted by climate models, we can expect further ...

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

2. A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf

   visualise the morphology of the shelf in unrivalled detail. The compilation forms important baseline ... , biologists and geologists. In particular, due to our limited understanding of glacial history in this region ... grounded to the ~300-350 m contour in the south. Hypsometric analyses support this interpretation ... the new compilation of bathymetric datasets allows for the analysis of ecosystem properties in the ...

   Meeting Document : WG-EMM-14/P01 : Auteur(s): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn

3. Updating the Antarctic krill biomass estimates for CCAMLR Subareas 48.1 to 48.4 using available data

   Abstract:  We present a novel index of Antarctic krill biomass in CCAMLR subareas 48.1 to 48.4 ... variation was significant (CV=73%) but no systematic change in krill biomass was evident during the period ... also suggest that exploitation rates are low and that there is no evidence of a systematic change in ... . It also suggests that the catch levels seen in the first decade of the 21st century are unlikely to ...

   Meeting Document : WG-EMM-15/28 : Auteur(s): S. Hill, A. Atkinson, C. Darby, S. Fielding (United Kingsom), B. Krafft, O.R. Godø, G. Skaret (Norway), P. Trathan, J. Watkins (United Kingdom)

4. Informing the Working Group on Fish Stock Assessment about the revisions of the WSMPA proposal

   in the Weddell Sea (WSMPA) to CCAMLR 2016, Germany has carried out further work on the WSMPA proposal ... coast of the Antarctic Peninsula; Adjustment of the habitat of adult Antarctic toothfish in Statistical ... toothfish; Establishment of scientific reference areas in Statistical Subarea 48.6 for monitoring the ... -18 as regards the establishment (number, location and size) of unfished scientific reference areas in ...

   Meeting Document : WG-FSA-18/08 Rev. 1 : Auteur(s): S. Hain, K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA project team

5. e-sc-vi-a6.pdf

   ... Group on the Long-Term Program of Work for the Scientific Committee met on 25 October 1987 in ... association with the Sixth Meeting of the CCAMLR Scientific Committee in Hobart, Australia. 2. At its first ... circulated in advance and outlined two major tasks to be addressed by the Group: improving the level of co ... proposed that the level of co-ordination of various national scientific programs might be improved if, in application/pdf attached to:WG-LTP-87

   Meeting Report : WG-LTP-87

6. Developing conceptual models of elements of the Antarctic marine ecosystem: Adélie penguins

   Abstract:  In this paper we present a simple generalised conceptual life history model of Adélie ... history categories based on an individual penguins reproductive potential in any given year, their past ... Adélie populations and also other penguin species, details in relation to parameter estimation and ...

   Meeting Document : WG-EMM-04/53 : Auteur(s): L.M. Emmerson, J. Clarke, M. Tierney and L. Irvine (Australia)

7. Conserving seabirds competing with fisheries for food – observations from southern Africa and Marion Island

   southern Africa’s seabirds in management of pelagic fish stocks. It also considers moves towards ... establishing target populations for seabirds in South Africa, especially those of conservation concern. It ... describes anomalous breeding by several species of seabird at Marion Island in 1997. These are assumed to ...

   Meeting Document : WG-EMM-02/26 : Auteur(s): R.J.M. Crawford, C.M. Duncombe Rae and D.C. Nel (South Africa)

8. Antarctic Climate Change and the Environment – 2011 update

   was a first step in compiling a comprehensive assessment of scientific information on the climate ... system and ecosystem responses to change in the Antarctic and Southern Ocean region. The present paper ... , developed by the new SCAR ACCE Expert Group, highlights some recent advances in our knowledge of Antarctic ...

   Meeting Document : CCAMLR-XXX/BG/14 : Auteur(s): Submitted by SCAR

9. Data on juvenile fish surveys within South Georgia

   Abstract:  Data on 6 juvenile fish surveys within South Georgia Subarea have been analysed in the ... paper. There has been revealed that the most abundant species in the catches by juvenile fish trawl were ... -composition and distribution in relation to space and depth have been given. Author(s):  Frolkina, Z.A. Title ...

   Meeting Document : WG-FSA-96/58 : Auteur(s): Frolkina, Z.A.

10. Beach debris survey - Main Bay, Bird Island South Georgia 1992/93

    (14%) reduction in overall debris levels, comprising a 12% increase and 25% decrease in summer and ... those used in the local longline fishery as indicated by sections of longline washed ashore. Packaging ...

    Meeting Document : CCAMLR-XIII/BG/03 : Auteur(s): Delegation of United Kingdom

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