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EFFECT OF STERN-SETTING TUNNEL ON THE SINK RATE OF INTEGRATED WEIGHT LONGLINE (IWL)
stern-setting tunnel, and the proposed experimentation to evaluate this method's effect on the sink ... rate of demersal integrated weight longline (IWL). The stern setting tunnel consists of an elongated ... steel tube, built in to the longliner during a dry-dock refit. The tube angles downwards from where the ... line exits the baiting machine, which is positioned in the aft section of the stern setting deck, to ...
Meeting Document : WG-FSA-08/38 : Автор(ы): I. Hay and G. Robertson (Australia)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.2
observer data. The stock size estimates for the research block (5842E) was revised following advice in the ... such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ... coefficient variance of biomass estimate from the bootstrapped procedure, under the condition that the ... exploitation rate (sample size / estimated stock size) would not exceed 3.5 %. The tentatively estimated sample ...
Meeting Document : WG-FSA-13/39 : Автор(ы): Delegation of Japan
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The Ross Sea, Antarctica, where all ecosystem processes still remain for study
Abstract: The Ross Sea is a well-defined embayment of Antarctica about the size of southern ... Europe, bounded by Victoria Land to the west; King Edward VII Peninsula, Marie Byrd Land, to the east ... ; the Ross Ice Shelf to the south; and the Southern Ocean, Pacific Sector, to the north. Its waters are ... composed of two related biotic systems: the Ross Sea Shelf Ecosystem (RSShE) and the Ross Sea Slope ...
Meeting Document : WG-EMM-02/60 : Автор(ы): D. Ainley (USA)
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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
58.5.2 in the vicinity of Heard Island in May 2002 to provide the information for an assessment of long ... -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 ... estimate of biomass of juvenile Patagonian toothfish in the vicinity of Heard Island was similar to the ...
Meeting Document : WG-FSA-02/70 : Автор(ы): A.J. Constable, R. Williams and T. Lamb (Australia)
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A proposal for compiling information, assessments and science that underpin established CCAMLR Marine Protected Areas and provide the basis for ongoing management, science and review: an MPA Report
Abstract: The General Framework for the Establishment of CCAMLR Marine Protected Areas in ... Conservation Measure 91-04 provides the necessary guidance to the Commission for formulating a conservation ... the Scientific Committee. We propose that a method is needed for consolidating and maintaining that ... advice in a readily accessible document, which can then form the basis for review, refinement and ...
Meeting Document : WG-EMM-12/49 : Автор(ы): A. Constable, M. Guest, D. Welsford (Australia), P. Koubbi (France) and L. Weragoda (Australia)
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Revised assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990–2014
status assessments of Dissostichus eleginoides in the research block 58.4.4b_1 in the last WG-SAM meeting ... . IUU catch was estimated within the models using disease mortality functionality. Among them, the ... plausible model was considered as OB_1b model, which removed tag and CPUE observations in 2008, because the ... fits to CPUE in 2008 and MPD profiles for tags in the same year was spurious in OB_1a model which ...
Meeting Document : WG-FSA-15/23 : Автор(ы): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Defining fishing grounds in the Scotia Sea
commercial catch data for the region held in the CCAMLR database. It also summarises available information on ... krill distribution and abundance and movement for the region, which can be used to help understand the ... relationship between the fishing grounds and the krill population. We define a fishing ground as being a ... predictable location where the fishery obtains relatively reliable catches from one year to the next over a ...
Meeting Document : WG-EMM-02/40 Rev. 1 : Автор(ы): I.R. Ball and A.J. Constable (Australia), S. Kawaguchi (Japan) and D. Ramm (CCAMLR Secretariat)
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CPUEs and body length of Antarctic krill density during the 1997/98 season in Area 48
Abstract: This paper summarizes the Japanese krill catch data during austral summer through ... winter of 1997/98 season in the Area 48. The fishing grounds were formed around the South Shetland ... Islands, west of the Antarctic Peninsula, and around the South Orkneys Islands from mid-December to mid ... -May. From late May till late June, the operation took place in the north of the South Shetland Islands ...
Meeting Document : WG-EMM-99/48 : Автор(ы): S. Kawaguchi (Japan)
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A REVIEW OF THE METHODS USED TO RELEASE SKATES (RAJIIDS), WITH OR WITHOUT TAGS, IN ANTARCTIC EXPLORATORY FISHERIES
fishing vessels in the Ross Sea (CCAMLR Subareas 88.1 and 88.2) in 1999/2000. Based on preliminary results ... from this programme showing an unquantifiable degree of the survivorship of returned skates, the CCAMLR ... Scientific Committee gave approval in 2004 for licensed vessels to cut live skates from the line (while in ... the water) as an alternative to either retaining all aboard or discarding dead skates, as a skate ...
Meeting Document : WG-FSA-08/30 : Автор(ы): J.M. Fenaughty (New Zealand)
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Research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
Abstract: The current season (2014/15) is the final one of the first three-season research which ... began in 2013 in data-poor fisheries. In the present report, catch, effort and biological data recorded ... by all effective vessels were analyzed for the improvement of stock assessment in the research blocks ... . Based on the result, the next three-season (2016-18) research plan in Division 58.4.3a is also presented ...
Meeting Document : WG-SAM-15/03 : Автор(ы): Delegation of Japan
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