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Molecular and morphological identification of Macrourus species caught as by-catch in the toothfish longline fisheries in CCAMLR Subareas 48.3 and 48.4.
Abstract: Genetic identification of grenadiers taken as bycatch in the toothfish longline fishery ... of Macrourus were identified genetically in the Southern Ocean and confirmed the presence of a ... in the ability to morphologically distinguish between M. carinatus and M. holotrachys. Four species ... Northern hemisphere species, M. berglax. There is a clear latitudinal separation of Macrourus species in ...
Meeting Document : WG-FSA-12/35 : Автор(ы): E. Fitzcharles, K. Brigden, S. Gregory, M. Belchier and J. Brown (United Kingdom)
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Community Structure of copepods in epipelagic layers in the Ross Sea and neighboring waters
groups by cluster analysis based on species abundance and composition. Group 1 located in the north of ... . Naganobu (Japan) Title: Community Structure of copepods in epipelagic layers in the Ross Sea and ... gigas (mean 23.2%) and Calanoides acutus (mean 38.7%). Group 3 and 4 located in the Ross Sea (175°E ... Abstract: During the 9th research cruise of the R/V Kaiyo-maru, copepod samples were collected ...
Meeting Document : WG-EMM-08/36 : Автор(ы): Y. Watanabe, S. Sawamoto, T. Ishimaru and M. Naganobu (Japan)
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Research plan for the exploratory longline fishery for Dissostichus spp. in 2012/13 in Division 58.4.3a (this is a revision of WG-SAM-12/14)
detailed catch, effort and biological data with a nearly same survey design as in the 2012. It will include ... a total of 28 research hauls. The objective of the experiment is to better understand the ... distribution of the metapopulation of toothfish centered on the Kerguelen-Heard-Crozet sector. Author(s): A ... spp. in 2012/13 in Division 58.4.3a (this is a revision of WG-SAM-12/14) Approval: Approved ...
Meeting Document : WG-FSA-12/29 : Автор(ы): A. Rélot-Stirnemann (France)
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Diet and foraging effort of Adélie penguins in relation to pack-ice conditions in the southern Ross Sea
1996-97. During the study period, pack-ice cover differed in waters offshore of these colonies, by ... Abstract: We investigated the diet and aspects of foraging effort among Adélie Penguins ... Pygoscelis adeliae breeding at three colonies on Ross Island, in the southwestern Ross Sea-- Capes Royds ... , Bird and Crozier-- during the chick provisioning period of three austral summers, 1994-95, 1995-96 and ...
Meeting Document : WG-EMM-98/15 : Автор(ы): D.G. Ainley (USA), P.R. Wilson, K.J. Barton (New Zealand), G. Ballard, N. Nur (USA) and B. Karl (New Zealand)
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Protection of young fish and spawning aggregations in the fishery for Champsocephalus gunnari in Subarea 48.3 (South Georgia): a discussion
-examined in the light of new information, and a strategy for the future protection of young fish and ... ) Title: Protection of young fish and spawning aggregations in the fishery for Champsocephalus gunnari in ... Abstract: The need to protect young fish and spawning aggregations in fisheries generally, and ... specifically in the C. gunnari fishery in Subarea 48.3, is reviewed. Mechanisms available to achieve these ...
Meeting Document : WG-FSA-99/52 : Автор(ы): G. Parkes (United Kingdom)
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Preliminary estimation of ray by-catch in the longline fishery in Subarea 48.3
Abstract: The total capture of rays in the Subarea 48.3 longline fishery is composed both of rays ... estimated total capture (ray numbers) for some of vessels fishing in Subarea 48.3 in 2001 by utilising new ... independent of vessel records of landed and discarded rays. For the one vessel that we have good species ... by-catch in the longline fishery in Subarea 48.3 Approval: Approved ...
Meeting Document : WG-FSA-02/55 : Автор(ы): D.J. Agnew, J. Pearce and M. Endicott (United Kingdom)
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Priority research surveys to address uncertainties in the assessment of toothfish in Subareas 88.1 and 88.2
Abstract: We have identified key uncertainties in the stock assessment of Antarctic toothfish in ... surveys to address uncertainties in the assessment of toothfish in Subareas 88.1 and 88.2 Approval ... . Given the continued uncertainty arising from the relative paucity of abundance data, age and length ... composition data and gonad data for toothfish in some geographic areas and seasons, and from lack of ...
Meeting Document : WG-FSA-13/55 : Автор(ы): S. Hanchet, B. Sharp and S. Parker (New Zealand)
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Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2
fish. With an initial tag-loss proportion of 2.8% and ongoing tag-loss rate of 0.056 in the longline ... . The parameter of annual tag-loss rate in CASAL’s single-tag model was approximated, for a maximum time ... . Author(s): P. Ziegler Title: Estimation of tag-loss rates for tagged fish in the Patagonian toothfish ... Abstract: Tag-loss or tag-shedding rates for tagged fish in the Patagonian toothfish ...
Meeting Document : WG-FSA-17/21 : Автор(ы): P. Ziegler
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Brief results of research fishing in Subarea 88.3 in the 2010/11 season
Russian Federation Title: Brief results of research fishing in Subarea 88.3 in the 2010/11 season ... Abstract: According to the application that has been applied by Russian Federation in 2010 for ... season 2010/2011 research fishing in subarea 88.3 has been done. The work has been done by longliner ... . Total amount of set hooks is 87096. Research catching was carried out in SSRU B, C, and D. In SSRU A ...
Meeting Document : WG-SAM-11/09 : Автор(ы): Delegation of the Russian Federation
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Distribution, demography and discard mortality of crabs caught as by-catch in an experimental pot fishery for toothfish in the South Atlantic
were also noted in depth distribution of the sexes and the size of crabs. Depth, soak time and area ... belt 85% – 90% of crabs would survive discarding, whereas on the vessel where crabs were emptied down a ... vertical chute prior to being sorted, survivorship was 39%- 58%. P. anamerae was the most vulnerable of the ... -catch in an experimental pot fishery for toothfish in the South Atlantic Approval: Approved ...
Meeting Document : WG-FSA-01/32 : Автор(ы): M.G. Purves (South Africa), D.J. Agnew, G. Moreno, C. Yau and G. Pilling (United Kingdom)
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