Résultats de la recherche
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Modelling catch and effort data using generalised linear models with random cruise effects: trawl fishery for mackerel icefish (Champsocephalus gunnari) in CAMLR Area 58.5.2
Abstract: A set of procedures for modelling catch and effort data using generalized linear mixed ... models (GLMMs) including data analytic methods for examining the appropriateness of model structure and ... CAMLR area as an example dataset. The application of these procedures to trawl catches of ... Champsocephalus gunnari in Subarea 58.5.2 is described. For the trawl catch and effort data it was found the ...
Meeting Document : WG-FSA-03/35 : Auteur(s): S.G. Candy (Australia)
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A bathymetric data framework for conservation in the Ross Sea region
methods. We developed an algorithm to summarize bathymetric point data (x,y,z) for the Ross Sea region to ... inform ecosystem-based management through bioregionalisation. Several data sources for bathymetric data ... provide a transparent and citable method to derive standard summary statistics for use by CCAMLR. This is ... bathymetric data, created a spatial database, and have developed scripts for defining polygons of user ...
Meeting Document : WG-SAM-10/18 : Auteur(s): S.J. Parker, B. Wood, S.M. Hanchet and A. Dunn (New Zealand)
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Summary fact sheets for bioregionalisation of the Southern Ocean – examples from the Indian Ocean sector (Area 58)
CCAMLR convention area are presented. An overview of CCAMLR Area 58 (Indian Ocean Sector) illustrates ... major surveys BROKE and BROKE-West. Subsidiary factsheets for the George V Land sector and Prydz Bay ... and A. Constable (Australia) Title: Summary fact sheets for bioregionalisation of the Southern Ocean ...
Meeting Document : WS-BSO-07/9 : Auteur(s): K. Martin-Smith, P. O’Brien, B. Raymond and A. Constable (Australia)
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Assessing the feasibility of regional surveys of land-based predator abundance in the Southern Ocean: a framework for decision making and planning
Abstract: In 2000 WG-EMM discussed the need for region-wide and circum-Antarctic estimates of ... group was formed to scope out the terms of reference and method of operation for the workshop. The ... intersessional group developed a draft decision-making framework for planning regional scale surveys and agreed ... the framework and undertaking preliminary plans for the region. The framework is designed to be ...
Meeting Document : WG-EMM-02/45 : Auteur(s): C. Southwell (Australia)
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Fishery selection for Patagonian toothfish in CCAMLR Subarea 48.3, asymptotic or dome shaped?
assessment and management advice provided for CCAMLR toothfish stocks. Toothfish migrate towards deeper ... with deploying fishing gear at increasing depths, there is the potential for a dome shaped selection ... age with depth, is suggested as an indicator that a dome selection pattern is unlikely in the 48.3 ... selection for Patagonian toothfish in CCAMLR Subarea 48.3, asymptotic or dome shaped? Microsoft Word File ...
Meeting Document : WG-SAM-15/29 : Auteur(s): C. Darby, V. Laptikhovsky and M. Soeffker (United Kingdom)
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Towards developing diagnostics tools for fishery stock assessments
statistical diagnostics available for integrated assessments, their sufficiency to evaluate if a model is well ... specified and fits the data adequately needs to be considered. This paper provides a platform for ... performing an assessment, as well as discuss statistical tools that will enable a more systematic evaluation ... ) and D. Welsford (Australia) Title: Towards developing diagnostics tools for fishery stock assessments ...
Meeting Document : WG-SAM-15/26 : Auteur(s): P. Ziegler, P. Burch, A. Constable (Australia), C. Darby (United Kingdom), A. Dunn (New Zealand), C. Jones, D. Kinzey (USA), S. Mormede (New Zealand) and D. Welsford (Australia)
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Candidate baseline data for ecosystem indicators in the Ross Sea region
achieving its objectives. It may be helpful to have an agreed set of baseline data for key species which ... Abstract: The research and management plan for the Ross Sea region MPA is currently under ... benchmarks to evaluate MPA performance. This paper suggests candidate baseline data for seven key indicator ... Zone. We invite Members to contribute any additional data they may have, particularly for species where ...
Meeting Document : WS-SM-18/02 : Auteur(s): A. Dahood and G.M. Watters
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The Ross Sea toothfish fishery: proposal for conditional transition of classification from exploratory to established
CCAMLR as an exploratory fishery since 1998. The current classification of this fishery as ‘exploratory ... ’ has led to the widespread misconception that little information is available for this stock, and that ... this stock, we propose retaining several elements of the current requirements for Members wishing to ... ): C. Jones (USA) and S. Hanchet (New Zealand) Title: The Ross Sea toothfish fishery: proposal for ...
Meeting Document : WG-FSA-11/32 : Auteur(s): C. Jones (USA) and S. Hanchet (New Zealand)
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CONTINUING CCAMLR’S FIGHT AGAINST IUU FISHING FOR TOOTHFISH EXECUTIVE SUMMARY OF THE REPORT BY TRAFFIC INTERNATIONAL AND WWF AUSTRALIA
with WWF Australia that presents a trade-based assessment of toothfish catch for the period of 2003 ... -2007 with a view to provide an indication of the extent of the IUU catch. The report highlights that in ... underestimating IUU catch by more than 50% annually. This analysis reinforces the need for ongoing vigilance by ... opportunities for IUU toothfish to find a market. The report also provides a series of recommendation that the ...
Meeting Document : CCAMLR-XXVII/BG/38 : Auteur(s): Submitted by IUCN
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Using additional information for generalised yield model
abundance index estimates. It has been shown as an example of D.eleginoides from Subarea 48.3 that GY-model ... : Using additional information for generalised yield model Approval: Approved ...
Meeting Document : WG-FSA-99/60 : Auteur(s): P.S. Gasiukov (Russia)