Résultats de la recherche
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Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob and Lena Banks
Abstract: I made six sensitive runs of CASAL models (LENGTH/AGE_IUU_MODEL) for stock status ... assessments of Dissostichus eleginoides in research block C in Division 58.4.4 b following the recommendation ... during the latest WG-SAM meeting. The six models with three kinds of assumptions on IUU catch were ... arranged referring to WG-SAM-14/18 as follows: 1) catch at length/age models on the assumption of no IUU ...
Meeting Document : WG-FSA-14/23 : Auteur(s): K. Taki (Japan)
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Evaluation of Antarctic krill biomass and distribution off the South Orkney Islands 2011-2015
Institute of Marine research, Norway near the South Orkney Islands since 2011. The survey has been conducted ... has varied between years in particular due to ice. In order to allow for comparison of distribution ... and abundance of krill near the South Orkneys among years, we here attempt to generate a coherent ... series of krill density estimates from the 5 years of surveys. We follow the CCAMLR protocol for biomass ...
Meeting Document : WG-EMM-15/54 : Auteur(s): G. Skaret, B.A. Krafft, L. Calise (Norway), J. Watkins (UK), R. Pedersen and O.R. Godø (Norway)
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Linking population trends of Antarctic shag (Phalacrocorax bransfieldensis) and fish at Nelson Island, South Shetland Islands (Antarctica)
in the number of breeding pairs of Antarctic shag Phalacrocorax bransfieldensis in two colonies on ... Nelson Island, South Shetland Islands, southern Atlantic sector of Antarctica, which was observed during ... the 1990s up to the mid 2000s over an overall monitoring period of over two decades. It addresses ... correspondence between long-term population trends of inshore demersal fish and inshore-feeding Antarctic shags ...
Meeting Document : WG-EMM-16/P09 : Auteur(s): R. Casaux and E. Barrera-Oro
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Long-distance movements of Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni) from fishery-based mark-recapture data
found closer to the Antarctic continental shelf and generally south of the Polar Frontal Zone. Data from ... existing tagging studies indicate that both species are generally non-migratory with the majority of ... and released of which 10 511 (9.4%) have been recaptured; for Antarctic toothfish there have been 69 ... 067 fish tagged and released of which 2 072 (3.0%) have been recaptured; the median distance between ...
Meeting Document : WG-FSA-17/06 : Auteur(s): CCAMLR Secretariat
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A representative system of CCAMLR MPAs: taking stock and moving forward
Abstract: The adoption of the Ross Sea MPA in 2016 marked "the end of the beginning" of ... establishing a representative system of MPAs in the Convention Area. This paper provides an overview of the ... progress made by CCAMLR toward establishing a representative system of MPAs in the Southern Ocean ... prioritises meeting the ecosystem protection, scientific and climate change objectives of CM 91-04, and also ...
Meeting Document : CCAMLR-XXXVI/BG/25 Rev. 2 : Auteur(s): Submitted by ASOC
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Regionalisation of the Southern Ocean: a statistical framework
regions and/or ecoregions) in order to better understand the relative importance of ecosystem processes or ... for the purposes of managing human activities in relatively ecologically discrete areas ... . In this paper, we demonstrate a method developed for a regionalisation of the southern Indian Ocean ... in order to facilitate the development of ecosystem models for the area. Here, we extend this work to ...
Meeting Document : WG-EMM-06/37 : Auteur(s): B. Raymond and A. Constable (Australia)
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Results of scientific observation on board RKT-S (cannery fishing super trawler) Konstruktor Koshkin in Statistical Area 48 in March–June 2003 as compared with previous seasons
of vessel operations, biological state of krill, results of identification of the principal size ... groups with the aim of defining their belonging to specific generations. It gives the analysis of the ... weather and ice conditions, assessment of krill abundance in aggregations and of fisheries situation in ... (Ukraine) Title: Results of scientific observation on board RKT-S (cannery fishing super trawler ...
Meeting Document : WG-EMM-04/10 : Auteur(s): V.A. Bibik and S.A. Klementiev (Ukraine)
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Revision of Conservation Measure 91-01 (2000), Annex 91-01/A ‘Information to be included in Management Plans for CEMP sites’
Abstract: At the 2003 meeting of the Commission, the Terms of Reference (TOR) for the Advisory ... was directed to the intersessional work of the Subgroup, was TOR (ii) “to revise and keep under review ... , as appropriate, guidelines for the production of maps of protected areas relevant to CCAMLR”. The ... following revision of Conservation measure 91- 01, Annex 91-01/A (2000) addresses the topic of maps. Changes ...
Meeting Document : WG-EMM-04/19 : Auteur(s): Chair, Subgroup on Protected Areas
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Decrease in numbers of the eastern rockhopper penguins Eudyptes chrysocome filholi at Marion Island, 1994/95 to 2002/03
Abstract: Numbers of rockhopper penguins Eudyptes chrysocome breeding at Marion Island decreased ... fledged on average 0.40 chicks per annum, an amount thought insufficient to balance mortality of breeding ... adults, and there was a decrease in the mass at arrival at breeding colonies of both males and females ... . Except in 1997/98, the mass of chicks at fledging was less than that recorded at two other localities ...
Meeting Document : WG-EMM-03/10 : Auteur(s): R.J.M. Crawford, J. Cooper, B.M. Dyer, M.D. Greyling, N.T.W. Klages, D.C. Nel, J.L. Nel, S.L. Petersen and A.C. Wolfaardt (South Africa)
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Detection of anti-brucella antibodies in Weddell seals (Leptonychotes weddellii) from Cape Shirreff, Antarctica
Abstract: A serological study was initiated to determine the presence of anti-Brucella antibodies ... on marine mammals of Antarctica. For this study, blood and extra vascular fluid samples was taken ... from 12 Weddell Seals (Leptonychotes weddellii) at the Site of Special Scientific Interest (SSSI) Nº 32 ... carried out as part of Project 018 "Ecological studies on the Antarctic Fur Seal, Arctocephalus ...
Meeting Document : WG-EMM-01/48 : Auteur(s): O. Blank, P. Retamal, P. Abalos and D. Torres (Chile)