Search results
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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 : Author(s): P.N. Trathan and C. Symon (United Kingdom)
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Marine classification: lessons from the New Zealand experience
the marine environment, and applying them for management. We assert that recent innovations in ... multivariate statistical modeling have made possible the combined use of spatially comprehensive environmental ... the Southern Ocean sensitive to ecologically important contrasts, consistent with CCAMLR’s ecosystem ... classification, and reviews the results of three New Zealand classifications to draw methodological and practical ...
Meeting Document : WS-BSO-07/6 : Author(s): B. Sharp, M. Pinkerton and J. Leathwick (New Zealand)
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Report on the survey in Subarea 48.2 in 2015–2017
Abstract: The three years of survey and observations of Dissostichus spp. in statistical Subarea ... 48.2 on board the Ukrainian vessel SIMEIZ. Survey was conducted in accordance with the recommendations ... of the Scientific Committee and Commission. Obtained data will be used for the future biomass ... estimation of the target species and making decision for the possible future fishing on that fishing ground ...
Meeting Document : WG-FSA-17/43 : Author(s): Delegation of Ukraine
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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 : Author(s): S.-G. Choi, J. Lee, J. Lee and D. An
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KRILL FISHERY BEHAVIOUR IN THE 1999/2000 SEASON
condition in 1999/2000 season to assist consideration of the regional krill density and distributional ... conditions observed in the CCAMLR 2000 synoptic survey. The vessels seemed to have been moving around more ... compared to other fishing seasons to look for preferred targets. The 1999/2000 fishing season was the most ... mobile season in the last 10 years. Through the analysis of relation between catch level and vessel ...
Meeting Document : WG-EMM-08/40 : Author(s): S. Kawaguchi (Australia)
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A proposal to revise the limitation of Macrourus by-catch in new and exploratory fisheries
regarding the by-catch limit of new and exploratory fisheries. This move-on rule requires fishing to cease ... when the catch of Macrourus spp. by a single vessel exceeds 16% of its Dissostichus spp. catch in any ... two 10-day periods in a single SSRU (CM 33-03 paragraph 5). The interval of the “10-day period” was ... defined arbitrarily and sometimes does not fit the practical fisheries operations in the harsh Antarctic ...
Meeting Document : SC-CAMLR-XXVI/08 : Author(s): Delegation of Japan
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Longterm monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)
Abstract: Krill distribution and density are reviewed for the Elephant Island area with regard to ... the representativeness of the study area (60°- 62°30'S and 53°- 57°30 'W) for the ... recruitment and density indices. Recruitment indices were re-calculated applying the delta distribution ... approach introduced by de la Mare (1994a). The high interannual variability of krill recruitment is ...
Meeting Document : WG-EMM-96/45 : Author(s): de la Mare, W., Loeb, V., Siegel, V.
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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 : Author(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 : Author(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 : Author(s): A. Dunn (New Zealand)