Résultats de la recherche
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Estimating penguin populations using image analysis of colour aerial photography
Abstract: Penguin populations are potentially sensitive indicators of change in the Antarctic and ... sub-Antarctic and are used extensively to monitor changes in the marine ecosystem. Aerial photographic ... surveys may provide the most robust method for estimating breeding population size, particularly for large ... carried out manually by counting individual birds on highly magnified prints. Here we present the results ...
Meeting Document : WG-EMM-02/34 Text : Auteur(s): P.N. Trathan (United Kingdom)
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CCAMLR’s next steps to stop IUU fishing
Abstract: Illegal, unreported and unregulated (IUU) fishing continues to be a problem in the ... Convention Area, undermining the intrinsic values of CCAMLR and of the Antarctic Treaty. In spite of the ... CCAMLR Members can take individually and collectively to eliminate IUU fishing in the CCAMLR Area. At ... for the effective implementation of those enhanced port State measures by developing countries. At the ...
Meeting Document : CCAMLR-XXX/BG/22 : Auteur(s): Submitted by ASOC
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ANALYSIS OF ROSS SEA TAGGING AND RECAPTURE RATES
year and recapture year for tags released and recaptured in the same SSRUs on the slope of 88.1 was ... compiled for the years 2003-2006. Recapture rate was expressed as tags captured/tags released/fish scanned ... (caught), all in numbers. 2. The overall size of the dataset was 734 combinations of release year ... has not been consistent enough between nations to allow the analysis to be definitive. In many cases ...
Meeting Document : WG-SAM-08/07 : Auteur(s): D.J. Agnew (UK)
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Analyse des menaces potentielles de la pêche pour les objectifs de l'AMP proposée pour la région de la mer de Ross
Abstract: We present an analysis of potential threats from fishing to the achievement of MPA ... objectives identified in the Ross Sea region MPA proposal submitted jointly by New Zealand and the USA ... . Ecosystem threats from fishing potentially undermine the requirements of Article II(3) paragraphs b and c ... and scientific objectives were always implicit in the systematic process of MPA design used by New ...
Meeting Document : SC-CAMLR-IM-I/09 : Auteur(s): Delegations of New Zealand and the USA
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Assessment of escape mortality of Antarctic krill (Euphausia superba) in trawls
Abstract: The overall purpose of this study was to estimate the mortality rate of Antarctic krill ... (Euphausia superba) that escape from the most common mesh size used in the current commercial fishery. The ... experiment was carried out on the krill fishing grounds off South Orkney Islands (60°35’S, 45°30’W), during ... January-February 2014. The method applied consisted of a covered trawl codend system for retaining ...
Meeting Document : WG-EMM-14/14 : Auteur(s): B.A. Krafft (Norway) and L.A. Krag (Denmark)
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Standardisation of commercial CPUE
Abstract: This paper reports analysis of CPUE data on cod in the Barents Sea. The potential of ... vessel trawling operations take place at acceptable proximity in time and space. The methodological ... approach might be of interest for the longline fishery for tothfish as well as for the trawl fishery on ... space, and their fishing power relative to a standard vessel is calculated. The model is applied to a ...
Meeting Document : WG-SAM-15/P01 : Auteur(s): A. Salthaug and O.R. Godø
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Antarctic krill fisheries management: "What's next?"
Abstract: The move from Stage 1 to 2 in feedback management (FBM) for the Antarctic krill fishery ... proposals and to improve the collection of data needed to implement them. In particular, the enhancement of ... outstanding need is the ability to quantify krill flux, a factor that creates considerable uncertainty for ... management of the fishery. Finally, CCAMLR should re-examine the data sampling program for the krill observer ...
Meeting Document : SC-CAMLR-XXXV/BG/18 : Auteur(s): Submitted by ASOC
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Continuation proposal of a multi-Member longline survey on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b in 2018/19 by Japan and France
Abstract: Japan and France propose a plan to continue investigate the populations of Patagonian ... toothfish (Dissostichus eleginoides) in the Division 58.4.4b during the next fishing season (2018/19) from ... 2017/18 onwards, using standardized longline gear, and established tagging techniques. The proposed ... research is relevant and take into account issues raised by the Scientific Committee (SC-CAMLR-XXXIII ...
Meeting Document : WG-SAM-18/03 : Auteur(s): Delegations of Japan and France
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Groupe de travail sur le contrôle et la gestion de l'écosystème (WG-EMM)
WG-EMM first met in 1995 after the amalgamation of the Working Group on Krill (WG-Krill) and the ... Working Group on CCAMLR Ecosystem Monitoring Program (WG-CEMP). The establishing terms of reference ... requested the group to: (i) Assess status of krill. (ii) Assess status and trends of dependent and related ... populations. (v) Liaise with WG-FSA on stock assessment related matters. (vi) Develop further, coordinate the ...
Page : Site Section: Science
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Proposed continuation of a multi-Member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2018/19 by Japan and South Africa
Abstract: Japan and South Africa propose to continue investigating the population structure and ... various demographic parameters of Antarctic toothfish (Dissostichus mawsoni) in the Subarea 48.6 in 2018 ... /19 using standardized longline gear, established tagging techniques, and pop-up tags. The proposed ... research is pertinent to issues raised by the Scientific Committee (SC-CAMLR-XXXV, paragraph 3.3.252-3.265 ...
Meeting Document : WG-SAM-18/04 : Auteur(s): Delegations of Japan and South Africa