Résultats de la recherche
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ACOUSTIC IDENTIFICATION AND SIZE ESTIMATION OF EUPHAUSIIDS
Abstract: Fishery for krill is a major economical activity in the Antarctic Ocean. The increased ... resources in the southern ocean. During the International Polar Year 2008, RV “G.O. Sars” spent 3 months in ... implemented in an optimized framework in the post-processing system LSSS. Author(s): R. Korneliussen and G ... the Antarctic Ocean to do investigations on euphausiids and other key components of the ecosystem ...
Meeting Document : SG-ASAM-09/08 : Auteur(s): R. Korneliussen and G. Skaret (Norway)
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GENERAL IMPROVEMENTS TO CONSERVATION MEASURES
Conservation Measure 10-06 paragraph 16 and Conservation Measure 10-07 paragraph 20; and o a sentence be added ... Workflow Status: Content Approved Document Release Consent: Yes Delegation responsibility for releasing ...
Meeting Document : CCAMLR-XXVII/35 : Auteur(s): Delegation of Australia
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Herpes virus antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
utility of the extra vascular fluid for serological research in this matter is suggested. It is also ... recognized the microneutralization test as sensitive method for this search. This finding also contribute ... , as an important factor which may affect the population success. This also may provide information to ... be considered in the Antarctic Treaty System, in order to provide control tasks for regulate the ...
Meeting Document : WG-EMM-01/59 : Auteur(s): O. Blank, J.M. Montt, M. Celedón and D. Torres (Chile)
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Evaluation of VME taxa classification by scientific observers from New Zealand vessels in the Ross Sea Antarctic toothfish longline fishery during the 2009/10 season
areas south of 60°S) to collect and monitor longline bycatch for VME taxa, and implement a move-on rule ... if required. To ensure effective monitoring, an evaluation of VME taxa classification by Scientific ... taxa classification guide, and retained 1109 samples from 1272 longline segments for subsequent ... for most groups, the observer classifications were reasonably precise (88% accuracy). Some problems in ...
Meeting Document : TASO-10/10 : Auteur(s): D.M. Tracey, M.E. Carter and S.J. Parker (New Zealand)
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Models of larvae dispersion of Antarctic toothfish (Dissostichus mawsoni)
stock structure in the Ross Sea have parallels for populations in other regions of the Antarctic, and ... hypotheses about how stock structure is maintained may apply to each population. We provide an update of the ... circumpolar models of larval dispersion for D. mawsoni developed by Hanchet et al. (2008) using the HiGEM ... locations for modelling the potential egg and larval dispersal around Antarctica using the HadGEM (Rickard ...
Meeting Document : WG-FSA-12/48 : Auteur(s): A. Dunn, G.J. Rickard, S.M. Hanchet and S.J. Parker (New Zealand)
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Quantifying the escape mortality of trawl caught Antarctic krill (Euphausia superba)
Abstract: Antarctic krill (Euphausia superba) is an abundant fishery resource, the harvest levels ... fishing gear. The methods for determining fishing mortality in krill are still poorly developed. We used a ... , though not significant, for smaller individuals to suffer higher mortality than larger individuals. The ... responsibility for releasing documents: Norway ...
Meeting Document : WG-EMM-16/04 : Auteur(s): B.A. Krafft, L.A. Krag, A. Engås, S. Nordrum, I. Bruheim and B. Herrmann
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2007 assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
become available for the years 2006 and 2007. The assessment allows for a second fleet to accommodate ... data from a pot fishery that operated in 2004 and 2005. Biological parameter values adopted for Subarea ...
Meeting Document : WG-FSA-07/34 Rev. 1 : Auteur(s): A. Brandão and D.S. Butterworth (South Africa)
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Hydroacoustic observations of the vertical distribution of icefish Champsocephalus gunnari in the western part of the slope of the South Georgia Island in December 1999–January 2000
echograms obtained with the use of an echograph of the "Priboi-101" echo sounder during the ... directed fishery for icefish in the subarea 48.3 in December 1999 – January 2000. The commercial ... be concluded that assessments of Champsocephalus gunnari stock based on the results of bottom trawl ...
Meeting Document : WG-FSA-00/19 : Auteur(s): V.L. Senioukov (Russia)
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A history of the exploitation of the Ross Sea, Antarctica
that. An intense extraction of Weddell seals Leptonychotes weddellii by the heroic expeditions and then ... industrial fishing occurred in the Ross Sea until the 1996-97 austral summer, when a fishery for Antarctic ... be the least affected stretch of ocean on Earth, although historical effects were not included in the ... with effects on the ecosystem recently becoming evident. There is probably no other ocean area where ...
Meeting Document : WG-EMM-09/P03 : Auteur(s): D.G. Ainley
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Do krill fisheries compete with macaroni penguins? Spatial overlap in prey consumption and krill catches during winter
Abstract: Aim To infer the potential for competition between an important Antarctic predator ... period as this is the only time of year when spatio-temporal overlaps between macaroni penguin foraging ... fisheries should the latter expand in the future, and provides a framework for assessing predator-fishery ... catches. Location South Georgia, Scotia Sea and adjacent waters. Methods The study focused on the winter ...
Meeting Document : WG-EMM-14/02 : Auteur(s): N. Ratcliffe, S.L. Hill, I.J. Staniland, R. Brown, S. Adlard, C. Horswill and P.N. Trathan (United Kingdom)