Resultados de la búsqueda
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Extension of the development of a management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
Abstract: Three Operating Models (OMs) reflecting an “Optimistic”, “Intermediate” and a ... for trials of a candidate Management Procedure (MP) which could provide future TAC recommendations for ... is heavily depleted while nevertheless securing stock increase with high probability. Author(s): A ... . Brandão and D.S. Butterworth (South Africa) Title: Extension of the development of a management procedure ...
Meeting Document : WG-SAM-07/10 : Autor(es): A. Brandão and D.S. Butterworth (South Africa)
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A spatial multi-species operating model of the Antarctic Peninsula krill fishery and its impacts on land-breeding
OCCAM model. This modelling framework provides an example of a method for bounding some of the ... envelopes rather than in point estimate form, giving a truer reflection of the uncertainty inherent in ... evaluating different spatial allocations of krill catches. An example is given of how such a framework can be ... used to develop a management scheme which includes feedback through management control rules. Author(s ...
Meeting Document : WG-SAM-07/12 : Autor(es): É.E. Plagányi and D.S. Butterworth (South Africa)
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005
Abstract: A survey of Mackerel Icefish, Champsocephalus gunnari,was undertaken in Division 58.5.2 ... -term annual yield in the 2005/2006 CCAMLR season. This paper provides a preliminary assessment of yield ... using the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the ... (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005 ...
Meeting Document : WG-FSA-05/39 : Autor(es): A.J. Constable, T. Lamb and R. Williams (Australia)
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Fitting a von Bertalanffy growth model to length-at-age data accounting for length-dependent fishing selectivity and length-stratified sub-sampling of length frequency samples
units are selected with a probability that is a function of the response. In sampling to obtain fish to ... process involving a particular gear, and (ii) the method of on-deck sub-sampling fish for ageing from the ... Patagonian toothfish (Dissostichus eleginoides) given a known selectivity function. Author(s): S.G. Candy ... (Australia) Title: Fitting a von Bertalanffy growth model to length-at-age data accounting for length ...
Meeting Document : WG-FSA-SAM-05/13 : Autor(es): S.G. Candy (Australia)
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CCAMLR measures regulating the tagging of Dissostichus species, metrics used to assess vessel tagging performance, the potential for some anomalous results, and general recommendations on tagging; a view from the hauling room
triggering the requirement to achieve a tag overlap statistic of 60% or more for upcoming season as specified ... that at low levels of tagging, equating to between 2 and 10 t of Dissostichus catch, there is a strong ... likelihood that a breach of the Measure would occur. We make recommendations from a user perspective on ... potential for some anomalous results, and general recommendations on tagging; a view from the hauling room ...
Meeting Document : WG-FSA-11/50 : Autor(es): J.M. Fenaughty (New Zealand) and J. Brown (United Kingdom)
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A TIME FOR ACTION IN THE MANAGEMENT OF ANTARCTIC KRILL FISHERIES
the ecosystem-based management of the krill fishery, including the adoption of a conservation measure ... that ensures systematic scientific observer coverage, the development of a coordinated research plan to ... interim catch limit in Subareas 48.1-48.4, and that a standardized method for green weight krill catch ... reporting should be developed and required. Author(s): Submitted by ASOC Title: A TIME FOR ACTION IN THE ...
Meeting Document : CCAMLR-XXVII/BG/24 : Autor(es): Submitted by ASOC
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DOWN-SCALING FOOSA TO MODEL THE ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS
. This work-in-progress serves 2 purposes: 1) to use historical data to estimate parameters in a model ... helps to explain trends in adult abundance. From a bottom-up perspective, there appears to be a trade ... foraging conditions during the first winter of life. From a top-down perspective, strong depensatory stock ... ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS Approval: Approved ...
Meeting Document : WG-EMM-08/51 : Autor(es): J.T. Hinke, G.M. Watters and W.Z. Trivelpiece (USA)
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
Abstract: Antarctic silverfish (Pleuragramma antarcticum) were sampled during a trawl survey in ... von Bertalanffy growth parameters. The species is relatively slow-growing with a moderate longevity ... separately. Female Antarctic silverfish appear to reach a larger size than males, but none of the estimated ... distribution exhibited a mode from age 6 to 9 years. Author(s): C.P. Sutton and P.L. Horn (New Zealand) Title ...
Meeting Document : WG-FSA-10/20 : Autor(es): C.P. Sutton and P.L. Horn (New Zealand)
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A draft MPA Report for the East Antarctica Planning Domain
Abstract: A draft MPA Report for the East Antarctica Planning Domain is provided according to the ... guidelines adopted by SC-CAMLR in 2012. This report provides a synthesis of the scientific information ... . Author(s): A. Constable (Australia), P. Koubbi (France), J. Melbourne-Thomas, M. Sumner, S. Jacob and M ... . Guest (Australia) Title: A draft MPA Report for the East Antarctica Planning Domain Approval: Approved ...
Meeting Document : WG-EMM-14/48 : Autor(es): A. Constable (Australia), P. Koubbi (France), J. Melbourne-Thomas, M. Sumner, S. Jacob and M. Guest (Australia)
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Potential modelling structures for a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
estimation of biomass in SSRUs 88.2C–G. Additional data resulting from a two-year research plan implemented ... in the future. Results showed that a two-area model with sex- and age-specific migrations from SSRUs ... . Furthermore, a resident population in 88.2H was not required to explain the patterns observed in the data, nor ... plan. Appendix: CASAL files Author(s): S. Mormede, S.J. Parker, A. Dunn and S.M. Hanchet (New Zealand ...
Meeting Document : WG-SAM-15/49 : Autor(es): S. Mormede, S.J. Parker, A. Dunn and S.M. Hanchet (New Zealand)