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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
Abstract: Following on from the apparent failure to satisfactorily assess the status of the C ... . gunnari population in Subarea 48.3 at WG-FSA-91 using VPA, attempts were made to re-work the analysis ... , dominated in recent years by the 1987 year class (1 year olds in 1988), was quite robust, despite the use of ... various combinations of survey and cpue indices for tuning. According to the VPA the population in 1991/92 ...
Meeting Document : WG-FSA-92/27 : Автор(ы): G. Parkes (United Kingdom)
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Progress report on the scientific data compilation and analyses in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica)
Abstract: At the CCAMLR meeting in 2012, the Commission welcomed the offer of Germany to take the ... Ministry of Food, Agriculture and Consumer Protection tasked the Alfred Wegener Institute, Helmholtz Centre ... . Germany intends to update the Scientific Committee on the actual state of our project, particularly on the ... main proceeds of a national data workshop held in Bremerhaven early September 2013. The main objectives ...
Meeting Document : SC-CAMLR-XXXII/BG/07 : Автор(ы): Delegation of Germany
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A revision of yield and catch controls for managing the mackerel icefish (Champsocephalus gunnari) fishery in the vicinity of Heard Island and McDonald Islands
Abstract: A recent 2000 survey of mackerel icefish in the vicinity of Heard Island enabled a ... revised estimate of yield for the coming 2 seasons. While the biomass of icefish appears lower than in ... previous years, it is dominated by a strong age 2 year class. Estimates of yield for the Heard Island ... fishing seasons. The results of the 2000 survey confirm the need to retain a closure to fishing on Shell ...
Meeting Document : WG-FSA-00/41 : Автор(ы): A. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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Population subdivision and distribution of Euphausia superba in the region of the Antarctic Peninsula and adjacent waters in relation to fishery development
part of the region at different times. Isaacs-Kidd trawl surveys yielded krill biomass values of 1233 ... Abstract: Analysis of original and literature data for the past 10 years pertaining to the region ... -of the Antarctic Penunsula and adjacent waters points to a relationship between the distribution of ... krill and the waters of two major circulation systems- those of the Weddell Sea and the Bellingshausen ...
Meeting Document : SC-CAMLR-VIII/BG/21 : Автор(ы): Delegation of USSR
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... from results of the fist and the second stage of this program, highlight the Weddell Sea as one of the ...
Meeting Document : WG-SAM-14/07 : Автор(ы): Delegation of the Russian Federation
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... from results of the first and the second stage of this program, highlight the Weddell Sea as one of the ...
Meeting Document : WG-FSA-14/09 : Автор(ы): Delegation of the Russian Federation
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An automated weighing and recording system as an aid for the study of the foraging ecology of Adelie penguins (Pygoscelis adeliae)
Abstract: A System that automatically weighs, identifies and determines the direction of penguins ... colony (589 nests from which 412 chicks were fledged) and related to the foraging ecology of the Adélie ... penguin Pygoscelis adeliae are presented for the period hatching to fledging. These were obtained at ... /2 breeding season. The System logged more than 80,000 penguin crossings over a period of three ...
Meeting Document : WG-CEMP-92/20 : Автор(ы): K. Kerry, J. Clarke and G. Else (Australia)
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Plan of research program of the Russian Federation in Subarea 48.5
subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... of the first and the second stage of this program. It highlights the Weddell Sea as one of the most ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ...
Meeting Document : WG-FSA-16/15 Rev. 1 : Автор(ы): Delegation of the Russian Federation
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
bottom trawl survey in March, 2001 of the South Shetland Islands. Information on species composition ... , size composition, spatial distribution, and dietary patterns are presented. Estimates of total stock ... % confidence levels from the 2001 surveys were considerably decreased. The results indicate that stocks of N ... . rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance of ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Автор(ы): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
. However, overall levels of biomass indicate very little potential for commercial exploitation at this time ... Abstract: Stocks of finfish around the South Orkney Islands (Subarea 48.2) suffered substantial ... trawl surveys of finfish biomass within the 500 m isobath of the South Orkney Islands have been ... conducted by the Federal Republic of Germany in 1985, Spain in 1991, and the United States in 1999 ...
Meeting Document : WG-FSA-99/32 : Автор(ы): C.D. Jones (USA), K.-H. Kock (Germany) and E. Balguerías (Spain)
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