Search results
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Results of 2016 pop-off satellite archival tagging of Antarctic toothfish in the Ross Sea region
in the southern Ross Sea, data from two tags were reported via Argos (one with full data, one with partial ... in the southern Ross Sea, data from two tags were reported via Argos (one with full data, one with partial ... . The objectives were to characterize movement and habitat preferences, compare two different commercially ... after the 2015/16 toothfish fishing season had ended. A total of 10 PSAT tags from two manufacturers ...
Meeting Document : WG-SAM-17/33 : Author(s): C.D. Jones and S.J. Parker
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Estimating the level of illegal fishing using simulated scaling methods on detected activity
dynamics, particularly evasion tactics, will be necessary to devise an observation strategy for estimating ... account. An important consideration for the future will be the inevitable tension for fishery patrol ... whether the method for estimating catches from illegal, unregulated or unreported (IUU) fishing developed ... by Agnew and Kirkwood (2002) for Subarea 48.3 could be applied to other CCAMLR areas (SC-CAMLR-XXII ...
Meeting Document : WG-FSA-SAM-04/14 : Author(s): Ball, I.
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Preliminary results of investigations into the stock structure of Patagonian toothfish (Dissostichus eleginoides) around Macquarie Island
between the two sites is very low. Of 469 recaptures at both sites combined, only one fish had moved ... on the degree of interchange of Dissostichus eleginoides (Patagonian Toothfish) between two sites 40 nautical ... levels appropriate for population structure analysis, and two of these gave results that suggest samples ... from the two sites are not homogeneous at the 5% probability level. While the other three loci did ...
Meeting Document : WG-FSA-98/39 : Author(s): A. Reilly, B. Ward and R. Williams (Australia)
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Estimates of global krill abundance based on recent acoustic density measurements and their implications for the calculation of precautionary catch limits and the designation of management areas
acoustic surveys and historical information on the overall range of krill. The biomass estimates fall ... differences between our estimates and others can be explained by a number of factors such as: an ... population, and the overestimation of the demand for krill by predators. Even if these low global krill ... the new survey of the South Atlantic is likely to result in an effective biomass which is greater than ...
Meeting Document : WG-EMM-99/22 : Author(s): S. Nicol, A. Constable and T. Pauly (Australia)
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Preliminary analysis of toothfish catch, CPUE, size structure and mark-recapture data from SSRUs 486A and 486G, with comments on the sustainability of different harvest levels
of the number of tagged animals in the population and to predict the number of recaptures per year. The method ... includes recaptures for the year of release. The tagging likelihood term is based on the Poisson mass ... equation is used to keep track of the number of tagged animals in the population and to predict the number ... of recaptures per year. The method includes recaptures for the year of release. The tagging ...
Meeting Document : WG-FSA-12/31 : Author(s): E. Thomson and M. Bergh (South Africa)
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Proposed methodology for the assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (Division 58.4.3b)
Scientific Committee requested urgent consideration by Members on of methods for collecting of data and of ... developing management advice for the stocks of Dissostichus and major bycatch species on BANZARE Bank. We ... welcome recommendations from WG-SAM as to the most productive way forward to an assessment for this ... Dissostichus fisheries in the southern Indian Ocean (58.4) which gave cause for concern as to the status of the ...
Meeting Document : WG-SAM-07/8 : Author(s): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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Research data collection in CCAMLR longline fisheries for toothfish using electronic monitoring on fishing vessels
Abstract: Electronic Monitoring on fishing vessels is increasing globally and is seen as an ... traditionally focused on the need to independently meet regulatory and market demands for transparency and ... accountability, but an increasingly important consideration is the contribution such systems can make to ... monitoring data. Author(s): J.M. Fenaughty Title: Research data collection in CCAMLR longline fisheries for ...
Meeting Document : WG-FSA-2019/13 : Author(s): J.M. Fenaughty
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CCAMLR Science: an update and suggested changes to document handling/submission
Abstract: An update on the citation ranking of CCAMLR Science and the online publication ... developments are provided. The Working Group is invited to comment on the procedures for citing and public ... and reviewers are thanked for their continued support to CCAMLR Science. Author(s): Secretariat Title ... : CCAMLR Science: an update and suggested changes to document handling/submission Approval: Approved ...
Meeting Document : WG-EMM-10/13 : Author(s): Secretariat
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Age determination of Antarctic krill using size, fluorescence, and image analysis techniques
techniques is generally within one year. The animals were also analyzed by a computerized image analysis ... is generally within one year. The animals were also analyzed by a computerized image analysis system, which ... methods indicate 6 year classes for adult krill. Correspondence between the ages determined by the two ... indicate 6 year classes for adult krill. Correspondence between the ages determined by the two techniques ...
Meeting Document : SC-CAMLR-VI/BG/48 : Author(s): M.S. Berman, A.L. McVey and G. Ettershank (USA)
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Progress report on the Weddell Sea Research Program Stage II
, 2014. A total of 34 longlines were set: the Option I – 10+20 and the Option II – 4 at the depths ... of 34 longlines were set: the Option I – 10+20 and the Option II – 4 at the depths ranging ...
Meeting Document : WG-FSA-14/03 Rev. 2 : Author(s): A.F. Petrov, I.I. Gordeev, S.V. Pianova and E. F. Uryupova (Russia)