Search results
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Enhancing CCAMLR performance
Abstract: CCAMLR has a history of leadership in conservation and management, yet the outcomes of ... recommends that as CCAMLR reviews the outcomes of the second Performance Review, it also considers how to ... implement outstanding recommendations from the first Performance Review. Implementation should take into ... account recommendations on the same issues from the second Performance Review as well as recent CCAMLR ...
Meeting Document : CCAMLR-XXXVI/BG/28 : Author(s): Submitted by ASOC
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Setting management goals using information from predators
be set for higher trophic levels – such as marine mammals, birds and fish. It briefly explores the ... general characteristics of objectives for higher trophic levels within the context of ecosystem-based ... management, noting that the emphasis for managing the effects of human activities on higher trophic levels is ... biased towards fisheries-based approaches rather than approaches that take into account the maintenance ...
Meeting Document : WG-EMM-07/P7 : Author(s): A. Constable (Australia)
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Estimates of bird by-catch by IUU vessels in Subarea 48.3, 1998–2001
Abstract: Estimates of bird catches by IUU fishing made using the new method presented by Agnew ... and Kirkwood last year (WG-FSA-02/4 & 5) are updated to take account of the comments of the ... working group. Last year we suggested that the Isabel data from 1997 were rather atypical of bird catch ... rates in the illegal fishery, and that these were more likely to be similar to the bird catch rates made ...
Meeting Document : WG-FSA-03/56 : Author(s): D.J. Agnew (United Kingdom)
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Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric parameter?
males and females, and these often overlap. Whilst discriminant analysis can be used to determine the ... normal distributions are used to show that there is a difference between the real mean parameter for a ... sex, and the apparent mean derived by sexing the birds using discriminant analysis. When discriminant ... functions are able to correctly determine the sex of birds with greater than 80% success the difference ...
Meeting Document : WG-CEMP-92/11 : Author(s): D.J. Agnew (Secretariat)
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in 2015/16 in Division 58.4.1
with the other participants over the coming years in order to participate in the tagging program and ... achieve a robust stock assessment. The aim is to collect sufficient data to provide an advice on a catch ... /2016 developed under Conservation Measure 41-01. The biomass in the Division was estimated by research ... block during WG-FSA 2014 using CPUE x seabed analogy method. In the absence of an assessment using the ...
Meeting Document : WG-SAM-15/16 : Author(s): Delegation of France
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Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
Abstract: At WG-SAM-16, the Working Group discussed the implications of toothfish moving long ... distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ... to date the majority of tagged toothfish movements were very restricted in distance and requested ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Author(s): CCAMLR Secretariat
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Describing krill: swarms or integration intervals?
, rather than the current integration grid approach, may facilitate the semi-automated processing of ... estimated mean areal krill density for a small (65 km by 60 km) survey conducted in the waters off Mawson ... research station in the East Antarctic (66 o 25' S 63 o 14' E). I found 61 % overlap between the ... variance estimates for conventional grid-based swarm-based krill density. The processing time of the swarm ...
Meeting Document : SG-ASAM-17/02 : Author(s): M.J. Cox
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Simulating performance of trend analysis for setting catch limits in exploratory toothfish research plans
Abstract: Catch limits for toothfish in research blocks were set for the 2017/18 season using a ... rules developed by WG-FSA-17. The Scientific Committee recommended that the approach be further ... developed and tested as a matter of priority for WG-SAM-18. We formalised and codified the rules and ... developed a simulation approach to examine the performance of the trend analysis rules for scenarios with ...
Meeting Document : WG-SAM-18/23 : Author(s): S. Hoyle, S. Parker, A. Dunn and S. Mormede
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CCAMLR research and exploratory fishing: commercial fishing disguised as scientific research
exploratory fishing conservation measures are not meeting the objectives of the Convention. Research and ... exploratory fishing activities are not increasing our understanding of the fished species and its impact on ... the ecosystem, putting the future of Antarctic marine living resources at risk. The Second Performance ... Review and several Scientific Committee working groups have raised concerns regarding the current ...
Meeting Document : SC-CAMLR-XXXVII/BG/28 : Author(s): Submitted by ASOC
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WG-FSA-94
documents Doc Number Title WG-FSA-94/01 Provisional Agenda and Annotation to the Provisional Agenda for the ... 1994 Meeting of the Working Group on Fish Stock Assessment (WG-FSA) WG-FSA-94/02 List of participants ... on the Kerguelen Islands shelf P.B. Tankevich (Ukraine) WG-FSA-94/05 Analyses performed at the 1993 ... meeting of the Working Group on Fish Stock Assessment Secretariat WG-FSA-94/06 Preliminary results of ...
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