Search results
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A study on calibration for commercial echosounder using bottom backscattering strength in Antarctic
Abstract: In this study, we calibrated a commercial echosounder (ES70) installed on a krill ... V120kHz ‒ 38 kHz < 12 dB (i.e. a common ΔMVBS range of 38kHz and 120kHz to be an indicative of ... calibration. Author(s): S.-G. Choi, H. Lee, K. Lee and J. Lee Title: A study on calibration for commercial ...
Meeting Document : SG-ASAM-17/P01 : Author(s): S.-G. Choi, H. Lee, K. Lee and J. Lee
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Meeting of Antarctic experts comes to a close
Commission agreed a new satellite surveillance project sponsored by France and the EU which will contribute ... for Toothfish, conducted earlier in the year, considers CCAMLR to be a world leader in tag-based stock ... science and the operation of the Catch Document Scheme. The Commission has agreed to hold a Capacity ... objectives. The Commission has agreed a new Strategic Plan for the Secretariat to cover the years 2019 to ...
Page : Site Section: The Organisation
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Within season feedback management system – a pro forma for discussion at WG-EMM 2015
Abstract: We provide a document describing ideas regarding the development of a feedback ... . Watters, J. Hinke and D. Kinzey (USA) Title: Within season feedback management system – a pro forma for ...
Meeting Document : WG-EMM-15/04 : Author(s): C.S. Reiss, G.M. Watters, J. Hinke and D. Kinzey (USA)
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A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in SSRU 88.2E for the 2004/05 season
Abstract: This report outlines a Bayesian sex and age structured population stock assessment ... catch removals were modelled as a single fishery. Model fits to the data were adequate, with the tag ... maturity ogive, there was a significant biomass of mature, but ‘invulnerable’ fish in the projection period ... calculated as 218 t. Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand) Title: A single-area ...
Meeting Document : WG-FSA-05/31 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002
Abstract: A survey of Patagonian toothfish, Dissostichus eleginoides, was undertaken in Division ... -term annual yield in the 2002/2003 CCAMLR season and beyond. This paper provides a preliminary ... assessment of yield using the assessment methods of CCAMLR, a summary of which is presented here. The ... the remainder of the season. Thus, a revision of the assessment provided here is expected to be needed ...
Meeting Document : WG-FSA-02/70 : Author(s): A.J. Constable, R. Williams and T. Lamb (Australia)
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Revision of biological and population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a comprehensive survey of fishing grounds and recruitment areas in the region
Abstract: Based on a survey of Dissostichus eleginoides in the Heard Island region in April 1999 ... originally estimated and that, in recent years, there has been an influx of a large number of young fish ... compared to the period during the first surveys in the early 1990s. A notable outcome of the 1999 survey is ... region. Careful thought will need to be given to how best to manage a stock that aggregates in this ...
Meeting Document : WG-FSA-99/68 : Author(s): A.J. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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FURTHER DEVELOPMENTS OF A SIMULATION MODEL, ‘PATCH’, FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES
habitats. Noting the paucity of data on the ecology of these habitats, this paper further develops a ... requirement can be translated into a simple operational objective: Maintain the quality of habitats above the ... ”, a categorisation fraught with difficulty. Instead, it means that habitats for which this would not ... uncertainties to be captured in a straight-forward manner to assist CCAMLR in maintaining its precautionary ...
Meeting Document : WG-FSA-09/42 : Author(s): A.J. Constable (Australia)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) - Version 2015 - Part C: Data analysis and MPA scenario development
EMM) the background document that provides the scientific basis for the evaluation of a marine ... provide the background information on the Weddell Sea MPA (WSMPA) planning area (Part A); to inform on the ... had welcomed and endorsed as a foundation reference document for the Weddell Sea MPA planning by the ... Scientific Committee (SC-CAMLR-XXXIII, § 5.21). Chapter 2 provides a systematic overview of the newly ...
Meeting Document : WG-EMM-15/46 : Author(s): K. Teschke, H. Pehlke, M. Deininger, L. Douglass and T. Brey on behalf of the German Weddell Sea MPA project team
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A spatial multi-species operating model (SMOM) of krill–predator interactions in small-scale management units in the Scotia Sea
Abstract: A Spatial Multi-species Operating Model (SMOM) of the underlying krill-predator-fishery ... numerous uncertainties regarding the choice of parameter values, a Reference Set is used in preference to a ... krill. The SMOM developed here is intended for use as an operating model in a formal MP framework ... Africa) Title: A spatial multi-species operating model (SMOM) of krill–predator interactions in small ...
Meeting Document : WG-EMM-06/12 : Author(s): É. Plagányi and D. Butterworth (South Africa)
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Focusing and testing fisher know-how to solve conservation problems: a common sense approach
developed with specific reference to seabird bycatch reductions, it is readily applicable to a wide range of ... to solve the problem; 2) Testing the proposed solutions in a collaborative study on active fishing ... vessels using strict scientific protocols, and developing incentives for individual participants to: a ... ) host scientists, who collect the necessary data, and b) adhere to a specific scientific protocol within ...
Meeting Document : WG-FSA-03/20 : Author(s): E.F. Melvin and J.K. Parrish (USA)