Résultats de la recherche
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Implementation of the CCAMLR Scheme of International Scientific Observation during 2018/19
on data received by the Secretariat up to 18 September 2019). Developments in the Scheme of ... -forma survey conducted on vessels participating in exploratory fisheries. Author(s): CCAMLR Secretariat ...
Meeting Document : WG-FSA-2019/15 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Preliminary assessment of the South Georgia toothfish stock, 2007
) estimating a length-based ogive for tag-induced mortality, based on our 2005 survivorship experiment, in ... estimates year class strength which corresponds, in some years, with estimates made from the South Georgia ... precaution previously included in assessments. We would recommend that only small changes to the current TAC ...
Meeting Document : WG-FSA-07/29 : Auteur(s): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)
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On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector
catches in order to identify and characterise such communities for comparative purposes at a fine spatial ... that contributes to that biomass. In terms of biomass, the shelf area adjacent to the northern of the ... situation is reversed at each region’s easternmost shelves. In terms of composition, the demarcation occurs ...
Meeting Document : WS-BSO-07/10 : Auteur(s): S.J. Lockhart and C.D. Jones (USA)
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An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
zero observations reflect zero illegal fishing. The new method performs better in the case of zero ... . This is the prevention/detection problem, in which the greater the number of detections for a given ... that have a degree of legitimacy. However, the range of actual fishing (in the simulation datasets) for ...
Meeting Document : WG-FSA-05/P7 : Auteur(s): Ball, I.
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Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
model for the assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 ... observations defining migration between areas. The 3-area model, showed many problems in fitting the data ... adequately. In both of the spatial models, there was a lack of useful data on area splits, migration rates ...
Meeting Document : WG-FSA-SAM-05/12 : Auteur(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
observations reflects zero illegal fishing. The new method performs better in the case of zero detections and ... is the prevention/detection problem, in which the greater the number of detections for a given level ... results that have a degree of legitimacy. However, the range of actual fishing (in the simulation data ...
Meeting Document : WG-FSA-04/63 : Auteur(s): I. Ball (Australia)
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Sources of variability associated with Adélie penguin CEMP parameters measured at Béchervaise Island, East Antarctica
parameters. The CEMP parameters considered in this paper include: A3: breeding population size, A1: arrival ... between-season changes in these parameters. This could potentially be achieved by either pooling several 5 ... would only affect the ability to detect long term changes in a parameter if sampling variance can also ...
Meeting Document : WG-EMM-03/48 : Auteur(s): L.M. Emmerson, C. Southwell, J. Clarke and K. Kerry (Australia)
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Proposal for a new Antarctic Specially Protected Area, Terra Nova Bay, Ross Sea
extending approximately 9.5 km in length immediately to the south of Terra Nova Bay Station and up to a ... long-term data have been collected; b) the waters and benthic communities down to 200 m in depth are of ... ) lines of latitude and longitude in the north, east and south offer a clear and practical definition of ...
Meeting Document : WG-EMM-02/56 : Auteur(s): Proposed by Italy
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Future work of the Working Group on Ecosystem Monitoring and Management and implications for the format of its meetings
toinput parameters are included, but spatial and temporal trends in krill demographics,predator demand and ... information in order to derive a qualitative description of the status of theecosystem and appropriate ... theuncertainty in the information – has yet to be completely developed. Recent discussionsat WG-EMM regarding its ...
Meeting Document : SC-CAMLR-XIX/06 : Auteur(s): Convener WG-EMM
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Stock assessment of the Patagonian toothfish, Dissostichus eleginoides, harvested by the French fishery at Kerguelen Islands (Division 58.5.1 of the CCAMLR)
divided in four areas (North, East, South, Skiff Bank) and in two depth categories: less than and more ... than 1,500m. Commercial catches are integrated in the model by CCAMLR season. A weighted combination of ...
Meeting Document : WG-FSA-11/28 : Auteur(s): A. Relot-Stirnemann (France)