Search results
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Modifications to the Generalised Yield Model in 2004, version GYM501E.EXE
Abstract: The Generalised Yield Model is used by the WG-FSA in the assessments of Champsocephalus ... gunnari, Dissostichus eliginoides and Euphausia superba. Its current version is GYM501D.EXE. In the course ... of reviewing the methods for estimating the time series of recruitments of D. elegionoides for WG-FSA ... in 2004 an error in the calculation of the recruitment series from survey data was detected. This ...
Meeting Document : WG-FSA-04/91 : Author(s): A.J. Constable (Australia)
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Features of chronology and breeding success of Pygoscelis papua and Pygoscelis adeliae penguins in the Wilhelm Archipelago (CCAMLR Subarea 48.1)
Abstract: We aim to investigate the qualitative changes in the habitats of two most common ... species penguin populations in the Wilhelm Archipelago Pygoscelis papua (gentoo) and Pygoscelis adeliae ... (Adelie) penguins in the CCAMLR Subarea 48.1 under the impact of climate changes and krill fishery. To ... minimize the effect of human disturbance on the breeding success and survival of chicks and avoid ...
Meeting Document : WG-EMM-18/P13 : Author(s): I.V. Dykyy, G.P. Milinevsky, O.L. Savitsky, D.G. Lutsenko, P.B. Khoetsky, M.F. Veselsky, V.M. Smagol, A.O. Dzhulay, J.V. Tsaryk, K.M. Nazaruk, A.T. Zatushevsky, A.O. Simon and M.A. Telipska
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Preliminary assessment of Champsocephalus gunnari 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 yield ... in the 2002/2003 CCAMLR season. This paper provides a preliminary assessment of yield using the ... assessment methods of CCAMLR and discusses the implications of these results in relation to previous CCAMLR ... assessments. The estimate of biomass of mackerel icefish for the population at Heard Island was not ...
Meeting Document : WG-FSA-02/47 : Author(s): A.J. Constable, R. Williams and T. Lamb (Australia)
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Distribution and some biological features of icefish (Champsocephalus gunnari) at different life cycle stages in the South Georgia subarea
Abstract: The results of icefish ecology were summarized for the period of above 20 years of ... variability. The functional structure of Ch.gunnari distribution area was described on the basis of juvenile ... fish distribution at different stages of physiological state. Juvenile fish mainly distribute in the ... south, immature fish- in the cast and southwest, while adult at the north of the shelf. It was revealed ...
Meeting Document : WG-FSA-99/65 : Author(s): Zh.A. Frolkina (Russia)
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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 : Author(s): D. Ainley (USA)
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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 : Author(s): 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 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Plan of research program of the Ukraine in Subarea 48.2 in 2016 (second season)
Abstract: During March-April 2015 Ukraine began the research within statistical subarea 48.2. The ... research activities on the assessment of the stock state of the Dissostichus spp species in subarea 48.2 ... will be carried out within three years. Implementation of the tagging program in the long-term ... prospective will provide the indicators for the procedure of abundance assessment of the studied species in ...
Meeting Document : WG-FSA-15/45 : Author(s): Delegation of Ukraine
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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 : Author(s): S. Kawaguchi (Japan)
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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 : Author(s): Delegation of Japan