Résultats de la recherche
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Next steps in development of Marine Protected Area in the Argentine Islands Archipelago water area
Marine Protected Area in the area of the Ukrainian Antarctic Station Academician Vernadsky are presented ... . In order to study the structure and biodiversity of benthic communities in the water area of the ... of 2016-2018, an underwater and acoustic surveys, chemical analyses of bottom sediments and soils of ... nearshore areas were conducted to establish new MPAs in the Argentine Islands Archipelago and adjacent water ...
Meeting Document : WG-EMM-18/32 : Auteur(s): A. Utevsky, E. Sinna, D. Smyrov, M. Shrestha, Y. Gamulya, G. Ukhno, R. Khodzhaeva, Y. Utevsky, V. Levenets and S. Utevsky
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Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
48.6 in relation to life history hypotheses. Most of long-distance movements occurred in westward ... (Söffker et al., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks ... is similar to those observed in the Amundsen Sea region (SSRUs 88.2C-H) where few tags move between ... Amundsen Sea region would provide useful information to understand tag movement patterns in subarea 48.6 ...
Meeting Document : WG-FSA-2019/05 : Auteur(s): T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba
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Research proposal for Dissostichus spp. in Subarea 48.1 by Ukraine in 2019
longline in the eastern part of Subarea 48.1. Author(s): Delegation of Ukraine Title: Research proposal ... for Dissostichus spp. in Subarea 48.1 by Ukraine in 2019 Approval: Approved Secretariat Workflow ...
Meeting Document : WG-FSA-18/20 Rev. 1 : Auteur(s): Delegation of Ukraine
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in trammel net catches at Potter Cove, South Shetland Islands
has continued in Potter Cove from 1991 to 1998, covering a continuous sampling period of 15 years and ... . rossii and G. gibberifrons in the last 15 years is the effect of the offshore commercial fishery in the ... Abstract: A monitoring program of demersal fish in inshore sites of the South Shetland Islands ... in Harmony Cove, Nelson Island, in the austral summer 1995/96. The decline in trammel net catches of ...
Meeting Document : WG-FSA-98/57 : Auteur(s): E. Barrera-Oro, E.R. Marschoff and R.J. Casaux (Argentina)
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A development of catch per unit effort (CPUE) trends that may be useful in stock assessment for Dissostichus mawsoni in Subarea 48.6
to 2017/2018 fishing seasons. General Linear Models and General Linear Mixed Models were applied to ... these data to extract annual time series trends that may be of use in the fitting of stock assessment ... models for Dissostichus mawsoni (D. mawsoni) in the area. The entire fishing area in 48.6 which is ... subarea. The trends from these models reflect stable to a slight increase in CPUE since 2013 which might ...
Meeting Document : WG-SAM-2019/37 : Auteur(s): S. Somhlaba, K. Leach, M. Bergh, T. Okuda, T, IIchi, R. Sarralde and T. Namba
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Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins
Paper Title: Optimization of survey sampling design in the detection of interannual variability ... and prey size selectivity in the diet of penguins Abstract / Description: Based on the preliminary ... results of a survey of prey size in Adélie penguins, sampling designs intended for the detection of inter ... -annual variations in mean prey size and penguin size-related selectivity were analyzed in order to find ... interval for ai resulted in n=16. This value defines the size of sub-samples at the year level assuring ... ), comparison between years results naturally in a new level added at the top. Exact F tests are obtained ... penguins sampled each day, c?oCY is the variance component of "dates-in-years" group, nD is the number ... confidence intervals respectively: = 2.63 ~ 3 = 25.03 :::; 26 A 10% change in the mean of two years ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Auteur(s): Marschoff, E. and B. Gonzalez
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Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2
fishery, 99.3% of all double-tagged fish retain at least one tag after one year, and 80.2% after ten years ... Abstract: Tag-loss or tag-shedding rates for tagged fish in the Patagonian toothfish ... (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands (HIMI) in Division 58.5.2 were ... fish. With an initial tag-loss proportion of 2.8% and ongoing tag-loss rate of 0.056 in the longline ...
Meeting Document : WG-FSA-17/21 : Auteur(s): P. Ziegler
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Korean research plan for Dissostichus spp. in Subarea 88.3 in 2015/16
recapture. it was further noted that there was no research activities more than two consecutive years in the ... results in an assessment of a stock in 3-4 years time (SC-CAMLR XXVIII, paragraphs 4.165). Author(s ... directed fishing following the results of a Chilean survey activities in 1998 (SC-CCAMLR-XVII/BG/7 ... was noted that 8 D. Mawsoni were tagged by the New Zealand in the 2004/2005 season and 123 D. Mawsoni ...
Meeting Document : WG-SAM-15/09 : Auteur(s): Delegation of the Republic of Korea
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Statistical Subarea 88.3 in 2015/16
recapture. it was further noted that there was no research activities more than two consecutive years in the ... results in an assessment of a stock in 3-4 years time (SC-CAMLR XXVIII, paragraphs 4.165). Author(s ... directed fishing following the results of a Chilean survey activities in 1998 (SC-CCAMLR-XVII/BG/7 ... was noted that 8 D. Mawsoni were tagged by the New Zealand in the 2004/2005 season and 123 D. Mawsoni ...
Meeting Document : WG-FSA-15/65 : Auteur(s): Delegation of the Republic of Korea
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
Paper Title: Experimental evaluation of the effectiveness of weighting regimes in reducing ... seabird by-catch in the longline toothfish fishery around South Georgia Abstract / Description: A series ... of experiments was carried out in February 1999 at South Georgia (Subarea 48.3) to examine the ... attached at 40 m intervals on a Spanish-rigged longline. There was a significant reduction in bird ... required by the conservation measure (6 kg at 20 m intervals) was derived from a study of bird strikes in ... which has participated in the longline fishery around South Georgia for the past several years, and ... EVALUATION OF THE EFFECTIVENESS OF WEIGHTING REGIMES IN REDUCING SEABIRD BY-CATCH IN THE LONGLINE ... Abstract A series of experiments was carried out in February 1999 at South Georgia (Subarea 48.3) to ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Auteur(s): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes