Resultados de la búsqueda
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Revised research plan for the 2017/18 toothfish fishery in Division 58.4.4b by Japan and France
Abstract: Japan and France revised the next season’s (2017/18) research plan in research blocks ... -SAM meeting in 2017. We have used extracted data provided by the CCAMLR Secretariat on 27th July, 2017 ... . The estimated median stock size in block 58.4.4b_1 and 58.4.4b_2 was 1452.03 and 921.91, tonnes ... respectively, in Chapman method considering tags released in the last three years as effective for the biomass ...
Meeting Document : WG-FSA-17/11 : Autor(es): Delegations of Japan and France
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A preliminary assessment and revised growth model of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2017 random stratified trawl survey
Abstract: The annual random stratified trawl survey was undertaken in Division 58.5.2 in the ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... growth model based on recent cohort progressions indicated an increase in size-at-age compared to the ... parameters resulted in only a small impact on yield. Catches of 526 t in the 2017/18 season and 395 t in the ...
Meeting Document : WG-FSA-17/22 : Autor(es): D. Maschette, P. Burch, P. Yates and D. Welsford
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Toward a System of Marine Protected Areas in the Southern Ocean
Abstract: ASOC commends CCAMLR for its historic decision in 2016 to designate a large-scale ... marine protected area (MPA) in the Ross Sea region, which will come into force on December 1 st this year ... . To continue momentum, CCAMLR Members must realize the extent of the commitment they made in 2009, and ... again in 2011 (CM 91-04) toward establishing a representative system of MPAs in the Convention Area. To ...
Meeting Document : SC-CAMLR-XXXVI/BG/32 : Autor(es): Submitted by ASOC
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Update on the conservation status, distribution and priorities for albatrosses and petrels in the CCAMLR area
distribution in the CCAMLR area are still uncertain or showed declines during the last two decades, and two ... incidental mortality in longline and trawl fisheries. CCAMLR has achieved outstanding success in reducing ... seabird bycatch in the area under its jurisdiction to negligible levels. However, the species distributed ... in the Convention Area are highly migratory and largely extend their distribution in neighbouring ...
Meeting Document : SC-CAMLR-XXXVII/BG/10 : Autor(es): Submitted by the ACAP Secretariat
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Revised research program of Ukraine in Subarea 88.3
Abstract: The research of Dissostichus in Subarea 88.3 carried out by Chile in 1998, New Zealand ... in 2005, Russia in 2011 and 2012 and the Republic of Korea in 2016. It was noted that no tagged ... January to April, as ice conditions permit. It is planned that the number of longline sets will be 60 in ... four reserch blocks. It is planned to complete the study for Dissostichus spp. in Subarea 88.3 within 3 ...
Meeting Document : WG-FSA-17/34 : Autor(es): Delegation of Ukraine
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Energetics of diving in macaroni penguins
Abstract: Heart rate (fH), abdominal temperature (Tab) and diving depth were measured in thirteen ... adjustments that might facilitate the diving behaviour observed in this species. In common with other diving ... birds, macaroni penguins showed significant changes in fH associated with diving, and these variables ... accounted for 36% of the variation in dive duration. When VO2 was calculated for dives of different ...
Meeting Document : WG-EMM-03/39 : Autor(es): J.A. Green, P.J. Butler, A.J. Woakes and I.L. Boyd (United Kingdom)
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Modelling Southern Ocean krill population dynamics: biological processes generating fluctuations in the South Georgia ecosystem
important aspect of the variation is fluctuation in the abundance of krill, the major prey item of many of ... the higher predators. Direct impacts of variability in the large-scale physical environment, such as ... changes in ocean circulation, have been suggested as the main factor generating the observed fluctuations ... dynamics in the observed variation. Here, analyses of a model of krill population development and predator ...
Meeting Document : WG-EMM-01/53 : Autor(es): E. Murphy and K. Reid (United Kingdom)
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Precautionary spatial protection to facilitate the scientific study of habitats and communities under ice shelves in the context of recent, rapid, regional climate change
Abstract: Recent, rapid climate change is now well documented in the Antarctic, particularly in ... collapse; overall, 87% of the Peninsula’s glaciers have retreated in recent decades. Ice shelf collapse ... will lead to the loss of existing marine habitats and the creation of new habitats. In general, fauna ... under ice shelves exist in oligotrophic conditions, and because ice shelf collapse may lead to greater ...
Meeting Document : WG-EMM-12/34 : Autor(es): P.N Trathan, S.M. Grant (United Kingdom), V. Siegel and K.-H. Kock (Germany)
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Results of a CCAMLR-sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea, February 2012
longline surveys to monitor pre-recruit (<100 cm TL) toothfish in the south of SSRUs 881.J and 881.L in ... the southern Ross Sea using standardised gear in a standardised manner; and (ii) To carry out ... experimental depth-stratified fishing in 400–600 m depth adjacent to the survey boundaries to establish the ... carry out a longline survey of pre-recruit toothfish from a commercial fishing vessel in Ross Sea using ...
Meeting Document : WG-FSA-12/41 : Autor(es): S.M. Hanchet, S. Mormede, S. Parker, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
in the last WG-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each ... block in such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ... sizes turned out to be larger in many blocks and smaller in a few blocks over the data poor-fisheries ... block, in order to promote successful stock assessment. The separation rule was one of the major ...
Meeting Document : WG-FSA-13/40 : Autor(es): Delegation of Japan