Résultats de la recherche

1. Estimating fishing gear selectivity for trawlers using length-frequency data from concurrent commercial trawl and longline fishing for Patagonian toothfish in Division 58.5.2 and the ratio of their hazard functions

   (GLMM). The GLMM was fitted to the number of fish in a bin using a complementary log-log link function ... and binomial sample size defined as the number of fish in that bin or a larger length bin. The ... toothfish in Division 58.5.2 and the ratio of their hazard functions Approval:  Approved ... Abstract:  The upper-arm of the length-dependent fishing selectivity function for trawlers fishing ...

   Meeting Document : WG-FSA-06/35 : Auteur(s): S.G. Candy (Australia)

2. Stomach contents of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region in 2010 and a comparison with 2003

   Abstract:  The stomach contents of 273 Dissostichus mawsoni captured by bottom longline in the ... whitsoni) dominated the diet occurring in 37% of stomachs and accounting for 45% by weight and 52% by IRI ... were compared to a similar study based on samples collected in 2003. Preliminary examination of the ... data suggested there had been no change in the diet of large (> 100 cm TL) D. mawsoni between the ...

   Meeting Document : WG-FSA-10/22 : Auteur(s): D.W. Stevens, J. Forman and S. Hanchet (New Zealand)

3. Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data

   larval transport of the Antarctic Toothfish in the East Antarctic region. This paper presents the ... observed in the experiment A-1, the majority of particles were advected eastward in the experiment A-2. A ... experiment A-2 because of effects of temporal eddy activities. In the northern continental slope region, most ... 2-year simulation.  From the result of the BB region, while strong self retention on the BB was ...

   Meeting Document : WG-FSA-2019/63 : Auteur(s): M. Mori, K. Mizobata, T. Okuda and T. Ichii

4. Gentoo penguin Pygoscelis papua diet as an indicator of planktonic availability in the Kerguelen Islands

   , we investigated the composition of the diet of gentoo penguins, Pygoscelis papua, in relation to ... changes in the availability of two prey species, Euphausia vallentini and Themisto gaudichaudii, sampled ... in penguin stomachs. Detailed studies on the feeding range and foraging effort of penguins are ... therefore needed in the near future to validate the potential of penguin diet as a measure of plankton ...

   Meeting Document : WG-Joint-94/11 : Auteur(s): C.A. Bost, P. Koubbi, F. Genevois, L. Ruchon and V. Ridoux (France)

5. Further development of coarse- and medium-scale spatially explicit population dynamics operating models for Antarctic toothfish in the Ross Sea region

   and spawning fish in the northern areas of the Ross Sea region. Fits to the commercial catch ... proportions-at-age observations were generally good in most models, although fits to the plus group of the ... of known abundance in the model and the abundance information inherent in the tag-recapture ... operating models for Antarctic toothfish in the Ross Sea. The operating models consider both a coarse-scale ...

   Meeting Document : WG-FSA-12/44 : Auteur(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)

6. Progress report on the research longline fishery of Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa: 2012/13

   so far they have concentrated their sampling effort in the southern section (south of 60˚S), where ... Research Blocks and the possible inclusion of an additional Research Block in the southern section are ... Abstract:  The multi-year research plan that was adopted for the exploratory longline fishery in ... and South Africa during the first 6 months is presented. Two vessels participated in the fishery and ...

   Meeting Document : WG-SAM-13/05 : Auteur(s): R. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa)

7. Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1992 winter and 1992/93 pup-rearing season

   males, the main element of the population seen ashore at Bird Island at this time of year. In the summer ... ) was similar to previous years. The increased incidence of entanglement in both winter and summer is ... changes in the foraging ecology of fur seals at South Georgia nor by obvious changes in fishing practice ... Abstract:  Surveys of Antarctic fur seals entangled in man-made marine debris were carried out for ...

   Meeting Document : SC-CAMLR-XII/BG/06 : Auteur(s): Delegation of United Kingdom

8. Progress towards an assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002–03 to 2015–16 using a two-area model

   collect mark-recapture data in the South to help inform the estimation of biomass in the South. We present ... the model, and in particular the size of the fish population in the South. We recommend that the ... Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea region, defined here as SSRUs 88.2C–H. The ... models were first developed for the region in 2014 and refined in 2015. Results showed the need to ...

   Meeting Document : WG-FSA-16/44 : Auteur(s): S. Mormede, K. Large and S. Hanchet

9. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2002 winter and 2002/03 breeding season

   reported here. The overall number of entanglements showed a decrease from last year of 55% in winter and 67 ... %. Severe injuries accounted for 33% of entanglements over winter and 25% during the summer. As in previous ... ) accounted for the majority of all entanglements (81%); no entanglement in fishing nets was observed This ... highlights the need for continued monitoring and increased effort in ensuring correct disposal of debris with ...

   Meeting Document : SC-CAMLR-XXII/BG/11 : Auteur(s): Delegation of the United Kingdom

10. Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand

    abundance of Antarctic toothfish in Subarea 88.3 and the Scientific Committee has requested members complete ... structure of Antarctic toothfish in this subarea – and their relationship to the rest of the Pacific Sector ... is to determine the abundance of Antarctic toothfish in Subarea 88.3. Secondary objectives are to ... New Zealand Title:  Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of ...

    Meeting Document : WG-FSA-17/40 : Auteur(s): Delegations of the Republic of Korea and New Zealand

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