Résultats de la recherche

1. Preliminary assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (Division 58.4.3b), based on the analysis of fine-scale catch and effort data

   Patagonian toothfish dominating in catches in one ground for the first time, and some observers reporting no ... Abstract:  In 2006 the CCAMLR scientific committee noted several features of exploratory ... Dissostichus fisheries in the southern Indian Ocean (58.4) which gave cause for concern as to the status of the ... resource in this area, and the lack of a scientific basis for setting catch limits in these areas (SC-CAMLR ...

   Meeting Document : WG-FSA-07/44 : Auteur(s): J.P. McKinlay, D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)

2. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–13

   positive effect, and the new data weighting had no effect on model biomass.  Sensitivity runs showed that ... Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs ... 88.2A–B), using revised catch, catch-at-age, and tag-recapture data for the 2012–2013 seasons.  Several ...

   Meeting Document : WG-FSA-13/51 : Auteur(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

3. Comparing surface and planimetric area across multiple scales and assessing the impact of different data sources on seabed area estimation in research blocks in the CAMLR Convention Area

   important for CCAMLR in estimating the fishable biomass of these species in data-poor areas, developing ... surface) within the Convention area are commonly calculated, but surface area (i.e. a three-dimensional ... surface) is rarely estimated. The aims of this paper are to examine differences in: (1) planimetric seabed ... estimates for the same areas using the most up-to-date global bathymetry dataset (GEBCO 2014). Comparisons ...

   Meeting Document : WG-SAM-15/01 : Auteur(s): CCAMLR Secretariat

4. Factors affecting the number and mortality of seabirds attending trawlers and longliners in the Kerguelen area

   successful with an overall figure of 0.47 birds / 1.000 hooks. No albatross except one was caught when the ... Abstract:  The factors affecting the number and the mortality of seabirds attending long-liners ... and trawlers fishing in the Kerguelen area were studied during four successive seasons (1994-1997 ... observed attending fishing vessels representing 591 birds / census. The total numbers attending varied ...

   Meeting Document : WG-FSA-99/26 : Auteur(s): H. Weimerskirch, D. Capdeville and G. Duhamel (France)

5. Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: Report of the ICED–CCAMLR Projections Workshop, 5 to 7 April 2018

   Abstract:  Climate change will alter the structure and functioning of Southern Ocean ecosystems ... , affect the ecosystem services they provide, and therefore require development of conservation and ... management strategies. A collaborative Workshop between the Integrating Climate and Ecosystem Dynamics in the ... modellers and fisheries scientists to consider the potential impacts of climate change on Antarctic krill in ...

   Meeting Document : SC-CAMLR-XXXVII/BG/16 : Auteur(s): E. Murphy, N. Johnston, S. Corney and K. Reid

6. On the very high likelihood of bycatch of ice krill (Euphausia crystallorophias) in the present-day fishery for Antarctic krill (E. superba)

   companies (ARK), the Marine Stewardship Council (MSC) and CCAMLR, it became apparent that no bycatch of Ice ... Abstract:  During open discussions at the Third International Symposium on Krill (St Andrews ... , Scotland, June 2017) attended by representatives of the Association of Responsible Krill harvesting ... observer practice any such bycatch would be detected – this despite the fact that fishers are obligated as ...

   Meeting Document : WG-EMM-18/05 : Auteur(s): A.S. Brierley and R. Proud

7. Abundance and trends in the breeding population of Adélie penguins (Pygoscelis adeliae) in the western Ross Sea

   Abstract:  The Adélie penguin (Pygoscelis adeliae) is an indicator species used by the CCAMLR ... ) on the Antarctic marine ecosystem.  The goal of this study was to assess annual variation and trends ... in the number of Adélie penguin breeding pairs at colonies in the western Ross Sea.  High angle ... oblique aerial photographic surveys of colonies were acquired for the breeding seasons between 1981 and ...

   Meeting Document : WG-EMM-13/30 : Auteur(s): P. O’B. Lyver, M. Barron, K.J. Barton, S. Gordon (New Zealand), D. Ainley, A. Pollard (USA), P.R. Wilson and M.H. Pinkerton (New Zealand)

8. A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)

   Abstract:  Euphausia superba and Euphausia crystallorophias dominate the biomass and play a key ... role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of ... obtain information about the mean size (length) of the organisms in each aggregation. In principle the ... abundance of the two populations can be estimated by single-frequency acoustics, using the standard echo ...

   Meeting Document : WG-EMM-01/63 : Auteur(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)

9. Results of the research for the exploratory longline fishery for Dissostichus spp. in SSRUs C and E in Division 58.4.1 in 2012/13 of Korea

   and E using the fishing vessel, No. 3 Insung belonged to Insung Corporation during the CCAMLR meetings ... Abstract:  In the Division 58.4.1 there are two stocks of Dissostichus mawsoni; one extends from ... the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population sizes were ... information to assess the stocks and deliberate proper measurements for sustainable utilize such as for ...

   Meeting Document : WG-SAM-13/28 : Auteur(s): I.J. Yeon, Y.J. Kwon, D.W. Lee, S.G. Choi, and K.J. Seok (Republic of Korea)

10. Contribution to the early life history of Channichthyidae from the Bransfield Strait and South Georgia

    examined. Their postlarvae and juveniles were found numerously in krill catches in the Scotia Sea area ... Chaenocephalus- were collected at the H. Arctowski Station /King George I., South Shetland Is./•from January 1979 ... to March 1980 /Fig. 1/. Length frequency distributions of the above-named species were usually ... -107 mm SL showed no annuli, which indicates that these fish belong to age group 0. Some periodic ...

    Meeting Document : CCAMLR/86/FA/08 : Auteur(s): W. Ślósarczyk (Poland)

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