Search results
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TOWARDS A SYSTEM OF MARINE SPATIAL PROTECTION FOR THE SOUTH ORKNEY ISLANDS
Abstract: The region surrounding the South Orkney Islands has been identified by CCAMLR as one of ... following the pilot study, with the aim of generating products that can be used to inform decision-making on ... areas that might form the basis of further work, emphasising a number of questions that will help ... -XXVIII, describing a package of marine spatial protection and management measures that could be ...
Meeting Document : WG-EMM-09/22 : Author(s): S. Grant, P.N. Trathan, J. Tratalos and J. Silk (United Kingdom)
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Ageing two myctophid fishes using otolith from king and macaroni penguins in the Marion Island and its implication to feeding preference of penguins on those myctophids
distributed biological resources in the Antarctic waters, which are the important food sources of top ... predators, particularly penguins. However, the information on age of those fishes are very limited and ... of myctophids in the Antarctic ecosystem. Using the otolith samples collected from King and Macaroni ... penguins in the Marion Island, the present study examined the age determination and precision of age ...
Meeting Document : WG-FSA-18/74 : Author(s): M. Duan, G.P. Zhu, A. Makhado and L. Wei
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An assessment of toothfish in Subarea 48.3 using CASAL
Abstract: The CASAL software has been successfully applied to an assessment of the stock of ... , with an extensive range of sensitivity tests and examination of diagnostics. A baseline assessment ... 45,893 t, and the spawning stock biomass was estimated to be 120,360 t, around 67% of its unexploited ... 49,943 t, and the spawning stock biomass was estimated to be 100657 t, some 64% of its unexploited level ...
Meeting Document : WG-FSA-05/16 : Author(s): R.M. Hillary, G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Using production models to assess the stock of Paralomis spinosissima around South Georgia Island
Abstract: Four production models were fit to a time series of daily catch per unit effort (CPUE ... recruitment function. The best fitting model was Model 1. Model 1 had three parameters: an estimate of initial ... abundance (N0), an estimate of the scaling coefficient relating abundance to CPUE (q), and a recruitment ... removals should not be greater than the number of crabs that recruit to the fishery during the course of a ...
Meeting Document : WG-FSA-93/23 : Author(s): George Watters (USA)
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Blue-eyed shags as indicators of changes in ittora fish populations
Abstract: The use of Shag’s pellets as an appropriate technique to monitor the abundance of ... littoral fish populations is presented for consideration of the CCAMLR Ecosystem Monitoring Program Working ... Group. The effectiveness of the method is based on the very good agreement found between the fish ... species identified by the examinations of otoliths present in regurgitated cast and those regularly ...
Meeting Document : WG-CEMP-93/25 Rev. 1 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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Target strength of Antarctic krill
Abstract: In-situ measurements of individual krill target strength are presented (modal value ... reproductively mature and averaged 47.44mm in length. Results agree well with recent predictions of acoustic ... target strength based on extrapolations of other field experiments using the bent cylinder model of sound ... scattering by elongated zooplankters. The modal value of the measurements is 6.7dB lower than that predicted ...
Meeting Document : WG-KRILL-91/13 : Author(s): R.P. Hewitt and D.A. Demer (USA)
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Modelling and Decision Making as Part of the CCAMLR Management Regime
environment essential for the effective management of the Antarctic marine ecosystem within the requirements ... of CCAMLR Article II. Eight attributes (purpose, description, variables, driving forces, time ... development of suitable simulations of important Antarctic marine ecosystem interactions and to facilitate the ... formulation of a suitable decision-making protocol for management purposes. Author(s): D.G.M. Miller (South ...
Meeting Document : WG-CSD-88/10 : Author(s): D.G.M. Miller (South Africa)
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plotImage – software for producing augmented image plots of spatially referenced data
Abstract: Software is presented for the automated production of standardised image plots of ... spatially referenced data. While developed to satisfy the specific requirements of WG-FSA, the routines have ... been developed to be as generic as possible and may be useful for displaying a wide range of data. This ... Working Groups for the display of spatially referenced data. Author(s): J.P. McKinlay (Australia) Title ...
Meeting Document : WG-SAM-10/22 : Author(s): J.P. McKinlay (Australia)
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Proposal to amend Conservation Measure 10-05 to better achieve its objective taking into account different legal frameworks of the Contracting Parties
Abstract: The Republic of Korea proposes to amend CCAMLR Conservation Measure 10-05 to better ... frameworks in implementing relevant provision of the Measure. If adopted, the revised CM is expected to ... suspicion of being illegally caught but cannot be immediately seized or confiscated due to its domestic ... legal frameworks. Author(s): Delegation of the Republic of Korea Title: Proposal to amend ...
Meeting Document : CCAMLR-38/27 : Author(s): Delegation of the Republic of Korea
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Statistical modelling of by-catch patterns: a preliminary case study using research fisheries in Subarea 48.6
Abstract: We report a preliminary result of statistical modeling of grenadier bycatch pattern by ... zero-inflation. The result contains several issues including the failure of estimation in considerable ... number of candidate models, overdispersion and insufficient prediction of zero-catch, suggesting that ... further improvement is required. Author(s): K. Sawada and T. Okuda Title: Statistical modelling of by ...
Meeting Document : WG-SAM-2019/09 : Author(s): K. Sawada and T. Okuda