Résultats de la recherche
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CCAMLR Fisheries: 2009 Update
Abstract: Compendium of information on fisheries of relevance to the work of WG-FSA including ... availability of data, data-related developments, catches in assessed and exploratory fisheries, notifications ... for fisheries and research and estimates of IUU fishing. Where applicable, WG-FSA’s 2009 fishery ...
Meeting Document : WG-FSA-09/04 : Auteur(s): Secretariat
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Research plan for the exploratory fisheries for Dissostichus spp. in Subarea 48.6 in 2014/15
the latest CCAMLR C2 and observer data toward the development of research plan for the 2014/15 ... exploratory fishery of toothfish in Subarea 48.6. The stock sizes for five research blocks (486_1, 486_2 ... estimator was applicable. Predicted numbers of tag recaptures from the estimated stock sizes using the both ... blocks generally following the procedure recommended at the last WG-FSA meeting. The results of ...
Meeting Document : WG-SAM-14/01 : Auteur(s): Delegation of Japan
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The Antarctic toothfish: how common a prey for Weddell seals?
Abstract: Reported herein are observations of Weddell seals (Leptonychotes weddellii) feeding on ... . In addition to past reports of isolated toothfish captures, the frequency of these observations and ... the quantity of toothfish captured lead us to suggest that this species is a significant prey item for ... Weddell seals, and that the recent development of a toothfish fishery in the Ross Sea may have broader ...
Meeting Document : WG-EMM-07/P4 : Auteur(s): P.J. Ponganis and T.K. Stockard (USA)
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Length-at-age juvenile Patagonian toothfish Dissostichus eleginoides
Abstract: The fishery for Patagonian toothfish is one of the most valuable in the CCAMLR Area ... . Age based models are used to assess the status of the stocks of this species. Although age can be ... length density of juvenile toothfish in the catches had a clearly defined polymodal distribution. The age ... of each fish was estimated from the otoliths and the distribution of these ages matched closely the ...
Meeting Document : WG-FSA-01/16 : Auteur(s): J. Ashford (USA), I. Everson (UK), C. Jones and S. Bobko (USA)
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Chick provisioning and chick survival to fledging
Abstract: This paper examines the foraging behaviour of Adélie penguin parents and the ... provisioning of their chicks during the guard and crèche stages of chick development. The differences, observed ... , are highlighted. A continuous collection of data on foraging trip duration and meal mass (arrival ... weight minus departure weight) from birds of known breeding status and sex was obtained using an ...
Meeting Document : WG-EMM-00/40 : Auteur(s): J. Clarke, K. Kerry, L. Irvine and B. Philips (Australia)
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INTERDICTION DE PRÉLÈVEMENT DES AILERONS DE REQUINS DANS LA ZONE DE LA CONVENTION DE LA CCAMLR
Abstract: In 2006, CCAMLR adopted Conservation Measure 32-18 on the conservation of sharks. The ... release of incidentally-caught sharks where possible. The measure is, however, silent on the practice of ... shark finning should incidental catches of sharks occur. The U.S. delegation proposes to amend CCAMLR ... 2010. Author(s): Delegation of the USA Title: Prohibition of shark finning in the CAMLR Convention ...
Meeting Document : CCAMLR-XXX/25 : Auteur(s): Delegation of the USA
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Oiled penguins observed at Bird Island, South Georgia, 1992/1993
Abstract: In the first observation of oiled seabirds at Bird Island, South Georgia since the ... within 20nm of the Willis Islands (5km west of Bird Island) from early July, are the most likely source ... of the oil. Large concentrations of penguins were seen in this area by a US research cruise in June ... 1993. Author(s): Delegation of United Kingdom Title: Oiled penguins observed at Bird Island, South ...
Meeting Document : SC-CAMLR-XII/BG/15 : Auteur(s): Delegation of United Kingdom
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The UK fish stock assessment survey bottom trawl for South Georgia
Abstract: Criteria for the choice of a trawl for demersal fish surveys are discussed. Details of ... the construction and performance of the 120 Bolt Rope Bottom Trawl used during the recent fish stock ... of the trawl is similar to the Polish P32/36 survey trawl used on the Profesor Siedlecki surveys ... around South Georgia between 1986/87 and 1988/89. The importance of reducing the variability of trawl ...
Meeting Document : WG-FSA-91/16 : Auteur(s): G. Parkes (United Kingdom)
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Managing fishing vessels
vessels resulting in an ad hoc patchwork of regulation. The paper identifies a new opportunity for review ... the management of fishing vessels operating in the Southern Ocean. It identifies that currently a ... piecemeal approach has been taken to the management of the safety and environmental impact of fishing ... , amendment, improvement and consolidation of the existing framework through the development of a mandatory ...
Meeting Document : CCAMLR-XXIX/BG/22 : Auteur(s): ASOC Observer
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Automated data processing using Echoview
Abstract: Increasing volumes of acoustic data are being collected which necessitates a ... reappraisal of many of the current methods for data processing and analysis. For some acoustic data sets ... manual processing is no longer an option; the large size of the data set is preventing analysis. This ... document provides an overview of an automated procedure for processing acoustic data that is illustrated ...
Meeting Document : SG-ASAM-15/01 : Auteur(s): M.J. Cox (Australia), G. Skaret (Norway), L.-M.K. Harrison and R. Harcourt (Australia)