Résultats de la recherche
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CCAMLR measures regulating the tagging of Dissostichus species, metrics used to assess vessel tagging performance, the potential for some anomalous results, and general recommendations on tagging; a view from the hauling room
Abstract: The background to the current CCAMLR toothfish tagging programme is reviewed and recent ... performance measures implemented by CCAMLR to control and monitor the tagging of toothfish (Dissostichus ... species) in exploratory fisheries carried out within the Convention Area are described. Following the ... first season of implementation we describe several circumstances which will cause anomalies in the tag ...
Meeting Document : WG-FSA-11/50 : Auteur(s): J.M. Fenaughty (New Zealand) and J. Brown (United Kingdom)
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The results of performance of tagging programs of the Korean exploratory fishery for Dissostichus spp. in 88.1 in the 2010/11 season
Abstract: The Korean flagged bottom longliners, “Jung Woo No. 2” and “Jung Woo No. 3”, have ... participated in the exploratory fishery from 1st Dec 2010 to 10th Jan 2011 for Dissostichus spp. The fisheries ... took place in subarea 88.1 BCJL. During their activities, the vessels gathered scientific information ... presented the results from the fisheries and comparison of statistics in each SSRU. Total catch including by ...
Meeting Document : WG-FSA-11/54 : Auteur(s): T. Jung and H.J. Choi (Republic of Korea)
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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
Abstract: Following on from the apparent failure to satisfactorily assess the status of the C ... . gunnari population in Subarea 48.3 at WG-FSA-91 using VPA, attempts were made to re-work the analysis ... using Laurec-Shepherd and ADAPT tuning techniques, from 1991 back to 1977. The predicted age structure ... , dominated in recent years by the 1987 year class (1 year olds in 1988), was quite robust, despite the use of ...
Meeting Document : WG-FSA-92/27 : Auteur(s): G. Parkes (United Kingdom)
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The dynamic of krill fishery and the environment in the Antarctic Peninsula Subarea (48.1)
Abstract: The dynamic of krill fishery in the Subarea 48.1 and its relation to the environment ... variability was analyzed. It was revealed that the dynamic of ААО indices (Antarctic Oscillation Index) used ... as an indicator of the inter-annual and long-period fluctuations of hydrometeorological conditions at ... high latitudes of the Southern Hemisphere was traced through the climatic changes of the environmental ...
Meeting Document : WG-EMM-13/32 : Auteur(s): S.M. Kasatkina, V.N. Shnar and S.N. Burikin (Russia)
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Review of the efficacy of the early season extension in the Patagonian toothfish fishery in Subarea 48.3 and proposal for further season extension
Abstract: In 2009 CCAMLR agreed to incrementally and conditionally bring forward the start date ... of the Patagonian toothfish fishery in sub-Area 48.3. This allowed vessels that had been 100 ... % compliant with CM 25-01 in the previous season to start 5-days early in 2010 (April 26th) and a further 5 ... days early in 2011 (April 20th). In 2011, following the success of the initial trial, CCAMLR agreed to ...
Meeting Document : WG-FSA-13/32 : Auteur(s): M.A. Collins and K. Ross (United Kingdom)
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A proposal for streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources
Abstract: The work of the Scientific Committee is expanding with a duplication of some functions ... insufficient time at present in the existing working groups, such as consideration of marine protected areas in ... a CCAMLR context. It is proposed that the working groups of the Scientific Committee be revised to ... streamline the work and to help reduce the number of groups needing to be attended by our experts. The ...
Meeting Document : WG-EMM-05/35 : Auteur(s): A.J. Constable (Australia)
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ANALYSIS OF SCIENTIFIC OBSERVER DATA FROM THE RUSSIAN KRILL TRAWLER 'MAXIM STAROSTIN' IN THE SOUTH ORKNEY ISLANDS REGION (SUBAREA 48.2) DURING THE SEASON 2008-2009
Abstract: In 2008 fishing season the Russian flagged vessel ' Maxim Starostin ' started ... fishing operations for krill in the Convention area. The vessel used both conventional and continuous ... of the ' Maxim Starostin '. Their observation plan targeted at monitoring the amount and ... size/sex composition of the krill catches, bycatch, spatial distribution and biological condition of ...
Meeting Document : WG-EMM-09/29 : Auteur(s): D. Sologub (Russia)
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Fish in the diet of the blue-eyed shag Phalacrocorax atriceps at the South Shetland Islands: six years of monitoring studies
Abstract: In this document we inform on the results of six years monitoring changes in the diet ... of the Blue-eyed Shag Phalacrocorax atriceps as reflected by the analysis of regurgitated pellets ... collected at two localities of the South Shetland Islands. The comments are mainly focused on Gobionotothen ... the diet of this bird in the lasts years and the importance of G. gibberifrons fluctuated without ...
Meeting Document : WG-EMM-96/31 : Auteur(s): Barrera-Oro, E., Casaux, R.
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Comparison of the diet of the blue-eyed shag Phalacrocorax atriceps by the analysis of pellets and stomach contents
Abstract: A total of 45 pellets from the blue-eyed shag Phalacrocorax atriceps were collected in ... January 1994 at Duthoit Point, Nelson Island, South Shetland Islands. The analysis showed fish as the main ... prey, followed by octopods, polychaetes and gastropods. Notothenia coriiceps formed the bulk of the ... diet, but Harpagijer antarcticus was the most frequent and important fish in number. The prey ...
Meeting Document : WG-EMM-95/79 : Auteur(s): Silva, P., Coria, N., Favero, M., Casaux, R.
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Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
Abstract: The results of Butterworth et al. (1991) relating potential krill yield to a pre ... -exploitation survey estimate of krill biomass are extended as specified by the Third Meeting of Working Group ... on Krill. The most important of these extensions is integration over the ranges of uncertainty for a ... number of the model parameters. Results are provided for the probability of spawning biomass falling ...
Meeting Document : WG-KRILL-92/04 : Auteur(s): D.S. Butterworth, G.R. Gluckman and S. Chalis (South Africa)