Search results
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Continuation of multi-Member research on the Dissostichus eleginoides exploratory fishery in 2018/19 in Division 58.4.3a by France and Japan
Abstract: In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... “Mascareignes III” (France). The first Franco-Japanese exploratory longline fishery research plan for ... October 2017, the Scientific Committee agreed that the research plan is appropriate to achieve its ... their exploratory fisheries in Division 58.4.3a over the coming years in order to contribute to the ...
Meeting Document : WG-SAM-18/08 : Author(s): Delegations of France and Japan
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Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)
Abstract: Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea (CCAMLR sub-area 88.1 ... ) have been aged assuming that one translucent zone is formed annually in the otoliths of this species ... . However, no evidence to validate this assumption has previously been presented. In the current work ... before recapture. The number of zones between the fluorescent oxytetracycline line and the otolith margin ...
Meeting Document : WG-FSA-02/33 : Author(s): P.L. Horn, C.P. Sutton (New Zealand) and A.L. DeVries (USA)
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USING GENETIC CONNECTIVITY TO IDENTIFY VULNERABLE MARINE ECOSYSTEMS (VMES) IN ANTARCTICA – THE ISSUE OF SCALE
is valuable for understanding the potential resilience of benthic communities under threat from ... bottom fishing. Genetic connectivity allows insight into the realized dispersal of organisms, i.e. the ... likelihood of new recruits arriving from surrounding areas. Despite the wide distribution patterns shown by ... isolated island regions e.g. South Georgia, the South Orkneys, Bouvet Island. The exception to this was the ...
Meeting Document : WS-VME-09/06 : Author(s): Wilson, N.G.
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Acoustic visualization of the three-dimensional prey field of foraging chinstrap penguins
Abstract: Predator-prey interactions play an important role in determining the dynamics of ... ecosystems. Recently, concerns have arisen due to the commercial harvesting of Euphausia superba, the ... Antarctic krill, a keystone prey species in the Southern Ocean food web. It has been difficult to evaluate ... these concerns because of problems associated with determining the availability of krill to their ...
Meeting Document : WG-Joint-94/12 : Author(s): J.E. Zamon, C.H. Greene, E. Meir, D.A. Demer, R.P. Hewitt and S. Sexton (USA)
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Historical data synthesis in the Southern Ocean: Priority data sets
Abstract: As part of its long-term goal, ICED encourages the rescue and integration of existing ... data sets to enable investigation of long-term, large-scale ecosystem dynamics across the Southern ... give an example of an historical data rescue project that is being conducted by ICED scientists at the ... British Antarctic Survey, centred on the first comprehensive oceanographic research campaign in the ...
Meeting Document : WG-EMM-13/19 : Author(s): N.M. Johnston, E.J. Murphy, J.R.D. Silk, C.M. Waluda, S.L. Hill and R.D. Cavanagh (United Kingdom) on behalf of the ICED Scientific Steering Committee
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
Abstract: The current status of national surveys on monitoring of marine debris and their impact ... on marine mammals and seabirds in the Convention Area has been reviewed. The CCAMLR Marine Debris ... Database contains data from 11 sites, all within the Area 48 of which there are 3 sites that have data form ... , reached a peak in the period 1994–1996 at Bird Island and Signy Island has declined thereafter. The level ...
Meeting Document : SC-CAMLR-XXII/BG/25 : Author(s): Secretariat
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FISHING ACTIVITY AND SEABIRD-VESSEL ATTENDANCE NEAR THE NORTHERN ANTARCTIC PENINSULA
Abstract: We conducted a survey to investigate the factors influencing the number of seabirds ... attending a research vessel during scientific trawling activities near the northern Antarctic Peninsula. Our ... fishing activity. Counts of seabirds attending the vessel were made during non-fishing periods, net ... seabird attendance. Three species, the Black-browed Albatross Thalassarche melanophrys, Cape Petrel ...
Meeting Document : WG-FSA-08/11 : Author(s): Jarrod A. Santora and Kimberly S. Dietrich (USA) and Darci Lombard (Canada)
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Adélie penguins’ response to unmanned aerial vehicle at Cape Hallett in the Ross Sea region, Antarctica
Antarctica, but there are concerns about the disturbance it causes to penguins in the process. Since 2016 ... count Adélie penguins’ nests at Cape Hallett, but the impact of using this method on breeding penguins ... has not been investigated. An annual survey should be conducted to determine the population size of ... Adélie penguins in this area, because Cape Hallett was designated as a new site for the Ecosystem ...
Meeting Document : WG-EMM-2019/36 Rev. 1 : Author(s): J.-H. Kim, Y.-S. Kim, J.-W. Jung, W.Y. Lee, H.-C. Kim, J.H. Kim, H. Chung and H.C. Shin
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Diet and trophic niche of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
Abstract: The diet of Antarctic silverfish (Pleuragramma antarcticum) was evaluated by examining ... stomach contents of specimens collected in the Ross Sea (71°–77°S, 165°E–180°) in January–March 2008 ... composition of carbon and nitrogen. According to index of relative importance (IRI), the most important prey ... by silverfish occurred mainly in the extreme south-west of the region and near the continental slope ...
Meeting Document : WG-EMM-12/54 : Author(s): M.H. Pinkerton, J. Forman, S.J. Bury, J. Brown, P. Horn and R.L. O’Driscoll (New Zealand)
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Fatty acid analysis to infer diet of Antarctic toothfish caught in February 2012 in the southern Ross Sea
Abstract: To infer important prey resources for Antarctic toothfish (Dissostichus mawsoni) in the ... south of SSRUs 881.J and 881.L in the southern Ross Sea, their lipid composition was determined and ... compared tolipid profiles of fish and invertebrate species taken as bycatch in the fishery or collected ... identify feeding relationships between these species. The aim of this study was to establish the ...
Meeting Document : WG-FSA-12/61 : Author(s): I. Yeon, H.-S. Jo, C. Lim (Republic of Korea), S.M. Hanchet (New Zealand), D.-W. Lee and C.-K. Kang (Republic of Korea)