Resultados de la búsqueda
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Antarctic krill fisheries management: "What's next?"
Abstract: The move from Stage 1 to 2 in feedback management (FBM) for the Antarctic krill fishery ... proposals and to improve the collection of data needed to implement them. In particular, the enhancement of ... outstanding need is the ability to quantify krill flux, a factor that creates considerable uncertainty for ... management of the fishery. Finally, CCAMLR should re-examine the data sampling program for the krill observer ...
Meeting Document : SC-CAMLR-XXXV/BG/18 : Autor(es): Submitted by ASOC
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Continuation proposal of a multi-Member longline survey on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b in 2018/19 by Japan and France
Abstract: Japan and France propose a plan to continue investigate the populations of Patagonian ... toothfish (Dissostichus eleginoides) in the Division 58.4.4b during the next fishing season (2018/19) from ... 2017/18 onwards, using standardized longline gear, and established tagging techniques. The proposed ... research is relevant and take into account issues raised by the Scientific Committee (SC-CAMLR-XXXIII ...
Meeting Document : WG-SAM-18/03 : Autor(es): Delegations of Japan and France
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Proposal for a krill biomass survey for krill monitoring and management in CCAMLR Division 58.4.2-East
January to 25 March 2021. The survey will estimate krill biomass with a view to update the precautionary ... catch limit for krill. A krill observatory mooring system will also be deployed during the survey to ... further monitor seasonal dynamics of krill in the seasonally ice covered area. The survey is also designed ... to improve our understanding on the connectivity of the krill population, and overlap between krill ...
Meeting Document : WG-EMM-2019/03 : Autor(es): S. Kawaguchi, M. Cox, N. Kelly, L. Emmerson and D. Welsford
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Re-analysis of CPUE in both species of toothfish in 48.6 area
Abstract: The present report re-analyses data regarding CPUE for both species of toothfish in ... northern area of 48.6 (SSRU 48.6A, 48.6G). This report is a re-analysis of the CPUE time series proposed in ... previous work (SAM 13/29) which includes all those comments and suggestions made in the last SAM meeting ... . Here, the length of the line was used as effort unit and also high CPUE values reported by a Korean ...
Meeting Document : WG-FSA-13/63 : Autor(es): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)
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Admiralty Bay (South Shetland Islands) - long-term marine monitoring program
Abstract: Dynamic climate changes have become noticeable in recent decades, especially in the ... the site of comprehensive environmental studies over the last 30 years and existing data sets provide ... the opportunity for long-term comparisons, and recognition of any ecosystem changes, and potential ... predictions of future change. Comparison of the collected data with the archive data sets will allow us to ...
Meeting Document : WG-EMM-15/47 : Autor(es): A. Panasiuk-Chodnicka, M. Korczak-Abshire, M.I. Żmijewska, K. Chwedorzewska, E. Szymczak, D. Burska, D. Pryputniewicz-Flis and K. Łukawska-Matuszewska (Poland)
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Proposed continuation of a multi-Member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2018/19 by Japan and South Africa
Abstract: Japan and South Africa propose to continue investigating the population structure and ... various demographic parameters of Antarctic toothfish (Dissostichus mawsoni) in the Subarea 48.6 in 2018 ... /19 using standardized longline gear, established tagging techniques, and pop-up tags. The proposed ... research is pertinent to issues raised by the Scientific Committee (SC-CAMLR-XXXV, paragraph 3.3.252-3.265 ...
Meeting Document : WG-SAM-18/04 : Autor(es): Delegations of Japan and South Africa
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Improving mechanistic understanding between larval krill, krill recruitment, and sea ice
Abstract: Antarctic Krill, Euphausia superba, is the key species of the Southern Ocean ecosystem ... . Earlier analysis suggested decrease in krill abundance by 50% since the mid 1970’s to early 2000’s in the ... , timing and the duration of winter sea ice cover. The underside structures of sea ice are generally ... fundamental question for designing our future management approach for the krill fishery. The intention of this ...
Meeting Document : WG-EMM-18/07 : Autor(es): B. Meyer and S. Kawaguchi
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Moving towards a new era in ecosystem-based krill fishery management
Abstract: To move towards ecosystem-based management of the Antarctic krill fishery and meet the ... requirements of Article II of the Convention, ASOC recommends that: SC-CAMLR endorses the work plan proposed by ... WG-EMM and prioritizes implementation of the work plan to enable revision of Conservation Measure (CM ... ) 51-07. SC-CAMLR agrees on the need to conduct subarea or finer scale stock assessments on a regular ...
Meeting Document : SC-CAMLR-38/BG/22 : Autor(es): Submitted by ASOC
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A simulation study of krill fishing by an individual Japanese trawler
Abstract: A model is set up for the operation (which includes both searching and fishing) of a ... Japanese krill trawler over a half-month period, and the output is compared to statistics from a sample of ... data from the commercial fishery. Twenty-four candidate "CPUE" biomass indices are considered ... , and their performance investigated in response to six different ways in which the overall krill ...
Meeting Document : SC-CAMLR-VI/BG/38 : Autor(es): D.S. Butterworth (United Kingdom)
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Temporal changes in sighting density indices of baleen whales in CCAMLR Subareas 48.1 and 48.2 based on three circumpolar sighting surveys
of Antarctic sighting cruises for whale assessment purposes organized by the International Whaling ... Commission Scientific Committee (IWC SC) in the context of the research programs ‘International Decades of ... . The density indices in both subareas suggested that humpback and fin whales were more frequently ... of importance for management of krill under the FBM. The first is the development of the stock ...
Meeting Document : WG-EMM-16/26 : Autor(es): L.A. Pastene and T. Hakamada