Résultats de la recherche
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SC-CAMLR work on Climate Change (Paper XP19 to CEP–SC-CAMLR Workshop 2016)
the impetus for work in the Scientific Committee on the effects of climate change, in order to provide ... explicit strategy and timetable of work for (i) assessing climate change impacts on AMLR or (ii) providing ... working with these two bodies to develop the capabilities necessary to deliver the advice on the three ... conserve AMLR because the Reference State had changed; Requirements for adapting harvest strategies in the ...
Meeting Document : WG-EMM-16/71 : Auteur(s): A. Constable
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IMPLEMENTATION OF CCAMLR OBSERVER PROGRAM ON KRILL FISHERIES
Abstract: The aim of this document is to serve as an objective guideline to decide on an ... providing systematic observer coverage, with 100% vessel time coverage to ensure viable data collection. An ... urgent need for capacity building by all fishing nations is re-iterated so that a large number of ... qualified observers are able to be deployed for 100% vessel time to ensure acquisition of data. Author(s ...
Meeting Document : TASO-09/07 : Auteur(s): Kawaguchi, S.
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Effects of orientation on acoustic scattering from Antarctic krill at 120 kHz
collected per animal. Orientation data were recorded on video. The acoustic data were analyzed and target ... strengths determined from each echo. A method was developed for estimating the three-dimensional orientation ... approximation (DWBA) method were developed for five animals and compared with the measurements. Both measured ... animal orientation. Use of these scattering patterns with orientation data from shipboard studies of E ...
Meeting Document : WG-EMM-99/42 : Auteur(s): D.E. McGehee (USA), R.L. O’Driscoll (New Zealand) and L.V. Martin Traykovski (USA)
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A perspective on steepness, reference points, and stock assessment
construct a prior for steepness. Ways out of the difficult situation raised by fixing steepness and life ... Abstract: We provide a perspective on steepness, reference points for fishery management, and ... these patterns. For the production model, we derive explicit relationships for steepness and life ... history parameters and then for steepness and major reference points. For the age-structured model, we are ...
Meeting Document : WG-FSA-14/P05 : Auteur(s): M. Mangel, A.D. MacCall, J. Brodziak, E.J. Dick, R.E. Forrest, R. Pourzand and S. Ralston
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Results of a scientific electronic monitoring pilot study on the FV Janas during the 2017/18 Ross Sea fishing season
for biological and other sampling by reducing the time spent on tasks such as line setting ... Abstract: During the 2017/2018 toothfish season in the Ross Sea, the New Zealand flagged Janas ... integrated system collected video data from three cameras (two at the starboard hauling area and one at the ... Ross Sea fishing season Microsoft Word File: sam-18-20.docx Approval: Approved Secretariat Workflow ...
Meeting Document : WG-SAM-18/20 : Auteur(s): B. Plum, A. Smith and S. Parker
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On the state of Champsocephalus gunnari stock in Subarea 48.3 and methods of its assessment
stock assessment was repeatedly raised on the meetings of Working Group on Fish Stock Assessment (WGFSA ... Island subarea (48.3), when during 1.5 months two fishing vessels (Russia and Chile) caught more than 4 ... bottom trawl surveys conducted by research and small-tonnage fishery vessels and used for the icefish ... 1). Now, having obtained once again good fishery and scientific data for comparison, it became ...
Meeting Document : WG-FSA-00/45 : Auteur(s): K. Shust, V. Senioukov, P. Gasiukov and A. Kozlov (Russia)
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Gestion de précaution de la pêcherie de krill antarctique à des échelles spatiales réduites dans le contexte de la variabilité climatique régionale : l'absence de données implique-t-elle une absence d'impact ?
precautionary reductions in catch at relevant time and space scales in all areas. Moreover, an experimental ... fishery might have an impact upon different ecosystem components (and by how much), has never been ...
Meeting Document : SC-CAMLR-XXXV/11 : Auteur(s): Delegation of the United Kingdom
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Measurements of sound-speed and density contrasts of Antarctic krill (Euphausia superba) on board RV Kaiyo Maru
an acoustical scattering model, information on size, morphology, orientation, sound–speed and mass ... -density contrasts between the animal and the surrounding water are required. Sound-speed and mass-density ... -speed and density contrasts of Antarctic krill (Euphausia superba) on board RV Kaiyo Maru Approval ...
Meeting Document : WG-EMM-08/56 Rev. 1 : Auteur(s): Y. Takao, H. Yasuma, R. Matsukura, K. Amakasu and M. Naganobu (Japan)
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Attribution des limites de capture de recherche pour les propositions de recherche soumises à des limitations de l'effort de pêche dans les pêcheries avec des limites de capture pré-existantes non-nulles
assigned to individual vessels or groups of vessels for purposes of completing the proposed research. For ... , deducting research catch limits can result in forgone catch for other vessels participating in the Olympic ... in the following year, to ensure that survey objectives are not compromised while simultaneously ... of New Zealand Title: Assignment of research catch limits for effort-limited research proposals in ...
Meeting Document : SC-CAMLR-XXXIII/09 : Auteur(s): Delegation of New Zealand
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Developing robust biomass estimates and advice on catch limits in research blocks
that improves on the original CPUE by seabed area method for toothfish populations in research blocks ... together in an integrated statistical to provide robust estimates of biomass in research blocks. Author(s ... Scientific Committee requested that the changes to the methods be reviewed, that scientific rational for the ... relationship between CPUE and fish density in the Ross Sea reference area for the first time. The resulting ...
Meeting Document : WG-SAM-17/37 : Auteur(s): S.J. Parker, S. Mormede, A. Dunn, S.M. Hanchet and C. Marsh