Résultats de la recherche
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Large scale circulation in the South Atlantic: estimates from giant iceberg drift rates
Abstract: The paper reports work currently in progress and presents estimates for ocean ... circulation in the Scotia Sea. The estimates are derived from the drift rates of giant icebergs calved in the ... Weddell Sea since 1974. Comparison with other estimates is limited by the lack of studies reported in the ... (United Kingdom) Title: Large scale circulation in the South Atlantic: estimates from giant iceberg drift ...
Meeting Document : WS-Flux-94/06 : Auteur(s): P.N. Trathan and C. Symon (United Kingdom)
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Regional catch analysis of the longline fishery of Dissostichus eleginoides (Pisces: Nototheniidae) in Chile
Abstract: Capture statistic analyses from the different regions of Chile where fishery of ... statistics published by the SERNAP (National Fishery Service). It shows that activity has lasted few years in ... each geographic region considered. As captures have decreased in the northern zone, the artisanal fleet ... has migrated towards south, concentrating actually in the X Region of Chile and we attract attention ...
Meeting Document : WG-FSA-91/10 : Auteur(s): C. Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile)
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Dynamics of abundance and state of Notothenia rossii rossii stocks on the Kerguelen Island shelf
Abstract: Population structure and dynamics of the abundance of Notothenia rossii rossii on the ... Kerguelen Island shelf from the beginning of the fishery to 1984 has been examined.Total and commercial ... calculation by mathematical modelling.Comparative estimates of the abundance and recruitment-remainder ratio ... for the period of 1970-1984 have been presented, the average age of recruitment has been stated ...
Meeting Document : WG-FSA-90/41 : Auteur(s): P.B. Tankevich and V.A. Shlyakhov (YugNIRO, USSR)
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Developments towards an investigation of potential bias from the analysis of tag–release and recapture data in Ross Sea Antarctic toothfish abundance estimates
the current tagrecapture programme for Antarctic toothfish in the Ross Sea. We present an initial ... approach that uses the current data on catch (C2 data), tag-recovery effort and tag-release data from Dunn ... et al. (2005c), but ignores movements of tagged and untagged fish. The results suggest that as the ... spatial pattern of tag releases and recovery effort has changed over the years that the tagging programme ...
Meeting Document : WG-FSA-SAM-06/10 : Auteur(s): A. Dunn (New Zealand)
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A methodology for estimating total finfish by-catch of the Area 48 krill fishery
Abstract: The report presents a methodology that can be used to estimate the total finfish ... bycatch of the Area 48 krill fishery and quantify the impact of bycatch on the finfish stocks using data ... that is currently available, applied to data collected by Scientific Observers on the FV Saga Sea ... and Myctophidae species using delta-lognormal GLMs presented in Martin et al. (2012). The bycatch ...
Meeting Document : WG-EMM-12/29 : Auteur(s): T. Peatman, S.M. Martin (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom)
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Progress report on the Korean exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2016/17 season
Abstract: The research fishing was conducted in Divisions 58.4.1 and 58.4.2 from 12 January 2017 ... various scientific researches. The total catch of D. mawsoni was 153,084 kg with 4,360 individuals. The ... %, respectively. Seven individuals of tagged D. mawsoni were recaptured. The research vessel, Kingstar has ... encountered unknown fishing gears during research fishing in SSRU G and E of the Division 58.4.1 and reported ...
Meeting Document : WG-SAM-17/27 : Auteur(s): S.-G. Choi, J. Lee, J. Lee and D. An
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An introduction to the International Association of Antarctica Tour Operators (IAATO)
Abstract: The International Association of Antarctica Tour Operators (IAATO) has been granted ... observer status at the thirty-seventh meetings of the Commission and Scientific Committee. IAATO is a ... membership organization founded in 1991 to advocate and promote the practice of safe, environmentally ... responsible private-sector Antarctic travel. It now comprises over 100 member companies, representing the vast ...
Meeting Document : CCAMLR-XXXVII/BG/27 : Auteur(s): Submitted by IAATO
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Characteristics of water flows in areas for Antarctic krill concentrations near the South Shetland Islands
Abstract: Water flows in harvestable areas for Antarctic krill (Euphausia superba) on the ... continental slope and shelf of the South Shetland Islands were examined based on drifting buoy data ... . Convergent complex eddies were observed in harvestable areas on the shelf, while shear current was observed ... in those on the slope. Large-scale movements of the buoys suggest krill flux from the South Shetlands ...
Meeting Document : WG-EMM-95/49 : Auteur(s): Naganobu, M., Ichii, T.
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Diet and trophic niche of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
Abstract: The diet of Antarctic silverfish (Pleuragramma antarcticum) was evaluated by examining ... stomach contents of specimens collected in the Ross Sea (71°–77°S, 165°E–180°) in January–March 2008 ... composition of carbon and nitrogen. According to index of relative importance (IRI), the most important prey ... by silverfish occurred mainly in the extreme south-west of the region and near the continental slope ...
Meeting Document : WG-EMM-12/54 : Auteur(s): M.H. Pinkerton, J. Forman, S.J. Bury, J. Brown, P. Horn and R.L. O’Driscoll (New Zealand)
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Fatty acid analysis to infer diet of Antarctic toothfish caught in February 2012 in the southern Ross Sea
Abstract: To infer important prey resources for Antarctic toothfish (Dissostichus mawsoni) in the ... south of SSRUs 881.J and 881.L in the southern Ross Sea, their lipid composition was determined and ... compared tolipid profiles of fish and invertebrate species taken as bycatch in the fishery or collected ... identify feeding relationships between these species. The aim of this study was to establish the ...
Meeting Document : WG-FSA-12/61 : Auteur(s): I. Yeon, H.-S. Jo, C. Lim (Republic of Korea), S.M. Hanchet (New Zealand), D.-W. Lee and C.-K. Kang (Republic of Korea)