Résultats de la recherche
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Can otolith elemental signatures record the capture site of Patagonian toothfish (Dissostichus eleginoides), a fully marine fish in the Southern Ocean?
Abstract: Otolith chemistry has been successfully used to reconstruct the environmental history ... ablation system to target the outer otolith edges corresponding to the period immediately prior to capture ... America and in the Antarctic were misclassified to sampling areas in the other region. Moreover, edge ... -dependent fish, demonstrating that otolith elemental signatures can discriminate the geographic provenance ...
Meeting Document : WG-FSA-06/P1synpro : Auteur(s): Ashford, J.R., C.M. Jones, E. Hofmann, I. Everson, C. Moreno, G. Duhamel and R. Williams
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Can otolith elemental signatures record the capture site of Patagonian toothfish (Dissostichus eleginoides), a fully marine fish in the Southern Ocean?
Abstract: Otolith chemistry has been successfully used to reconstruct the environmental history ... ablation system to target the outer otolith edges corresponding to the period immediately prior to capture ... America and in the Antarctic were misclassified to sampling areas in the other region. Moreover, edge ... -dependent fish, demonstrating that otolith elemental signatures can discriminate the geographic provenance ...
Meeting Document : WG-FSA-06/P1text : Auteur(s): Ashford, J.R., C.M. Jones, E. Hofmann, I. Everson, C. Moreno, G. Duhamel and R. Williams
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Aspects of the ecology of the bigeye grenadier at South Georgia
Abstract: Aspects of the ecology of the Bigeye grenadier, Macrourus holotrachys caught as bycatch ... in the Patagonian toothfish longline fishery conducted around South Georgia were investigated. Age ... estimated for females and closely matched those of the congeneic species M. berglax from the Northern ... hemisphere. The size at which 50% of females had started to mature (Lint 50) for M. holotrachys was 21cm (Lpa ...
Meeting Document : WG-FSA-03/16 : Auteur(s): S.A. Morley, T. Mulvey, J. Dickson and M. Belchier (United Kingdom)
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ANALYSIS OF VME DATA COLLECTED BY UK VESSELS FISHING IN THE ROSS SEA DURING THE 2008/09 CCAMLR SEASON
observers onboard was carried out to explore evidence of VMEs in the Ross Sea. 2008/09 data corroborated ... established between VME Indicator Units and CPUE data collected in 2008/09, in order to understand better the ... Indicator Units (corresponding with the levels at which notifications to the Secretariat were triggered) to ... ) triggered VME Indicator Units at higher CPUEs. Accounting for different benthic taxa might improve the ...
Meeting Document : WS-VME-09/05 : Auteur(s): Peatman, T., Mitchell, R.E., Pearce, J., Agnew, D.J.
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A glossary of terms relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area
progress a framework within CCAMLR to manage the risk that bottom fishing in the CCAMLR Area may produce ... the identified intersessional tasks was to produce a glossary of terms relevant to the management of ... relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area Approval: Approved ...
Meeting Document : WG-EMM-10/29 : Auteur(s): B.R. Sharp and S.J. Parker (New Zealand)
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Realization of the Marine Protected Area network in the Akademik Vernadsky Station region
40 research SCUBA-dives to depth till 50 meters (2011-2012) was provided. During the summer season of ... the 19th Ukrainian Antarctic expedition in 2014 twenty research SCUBA-dives were carried out during ... which a survey of the two already proposed MPAs was provided. For a further development of Marine ... Protected Area Network it is necessary for each area to establish a category in accordance with the ...
Meeting Document : WG-EMM-14/41 : Auteur(s): A.Yu. Utevsky, E.I. Sennaya and M.Yu. Kolesnykova (Ukraine)
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Results from the 1998 bottom trawl survey of Elephant Island and the lower South Shetland Islands (Subarea 48.1)
Abstract: Bottom trawl surveys were conducted by the United States Antarctic Marine Living ... Resources program in two major regions of the South Shetland Islands: Elephant Island and the lower South ... levels, size composition, and condition are described and compared between the two regions. Maturity ... populations. Author(s): C.D. Jones (USA), K.-H. Kock and S. Wilhelms (Germany) Title: Results from the 1998 ...
Meeting Document : WG-FSA-98/15 : Auteur(s): C.D. Jones (USA), K.-H. Kock and S. Wilhelms (Germany)
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CPUEs and body length of Antarctic krill during 1995/96 season in the fishing grounds around the South Shetland Islands
. Main fishing grounds were persistently formed in the north of Livingston Island throughout the season ... . CPUE in December was high but from January through June CPUE was comparable to the value of Livingston ... area in the previous fishing season. From January through early May, modal size of krill differed ... season in the fishing grounds around the South Shetland Islands Approval: Approved ...
Meeting Document : WG-EMM-97/36 : Auteur(s): Naganobu, M., Kawaguchi, S., Ichii, T.
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The impact of the hake Merluccus spp. longline fishery off South Africa on Procellariiform seabirds
Abstract: In 1994, an experimental longline fisheri for hake Merluccius spp. commenced in the ... supplemented by ship-based observers on several vessels. Longlines are set at night, and the white-chinned ... petrel Procellaria aequinoctialis was the only seabird species caught while attempting to scavenge bait ... capense were killed during hauling operations. The hake longline fishery is estimated to kill 8000 ± 6400 ...
Meeting Document : WG-FSA-97/55 : Auteur(s): Boix-Hinzen, C., Barnes, K.N., Ryan, P.G.
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Does the current South Georgia groundfish survey accurately estimate the standing stock of mackerel icefish?
the icefish biomass is in midwater and therefore missed by the bottom trawl survey. In January 2004, a ... midwater and reinforced the evidence that a bottom trawl survey significantly underestimates biomass. An ... acoustic survey has the potential to give a better estimate of icefish biomass, however acoustic methods ... : Does the current South Georgia groundfish survey accurately estimate the standing stock of mackerel ...
Meeting Document : WG-FSA-SAM-04/20 : Auteur(s): Agnew, D., Goss, C., Xavier, J., Belchier, M., Collins, M., Reid, K.