Résultats de la recherche
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Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia
Abstract: Foremost in the elucidation of accurate population dynamics parameters in fish is a ... used annual rhythmic deposition in calcified tissues as time marks but, due ts the lack of distinct ... difficult. It is now possible to determine the age of fish through the utilization of daily increments in ... dynamics, investigations were performed on otoliths from the Antarctic fish Champsocephalus gunnari and ...
Meeting Document : SC-CAMLR-VI/BG/43 : Auteur(s): R. Radtke (USA)
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in SSRU 5841C-a for the exploratory longline fishery in 2012/13 of Korea
Abstract: The stocks of Dissostichus mawsoni in the Division 58.4.1 were vulnerable with a big ... information to assess the robust stocks and deliberate proper measurements for sustainable utilize, especially ... fishery managements. Therefore, the Korean scientists analyze diet composition and feeding strategy of ... Antarctic toothfish, Dissostichus mawsoni in SSRU 58.4.1.C-a as a part of Korean research plan for the ...
Meeting Document : WG-SAM-13/26 : Auteur(s): I. Yeon, Y.J. Kwon, S.G. Choi, K.J. Seok, D.W. Lee, J.M. Jeong, S.J. Ye, H.J. Kim and G.W. Baeck (Republic of Korea)
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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 : Auteur(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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A proposed observer logbook for the 2015 krill trawl fishery
Abstract: During 2013 the CCAMLR Scheme of International Scientific Observation (SISO) was ... ). The panel recommended a number of changes to the SISO observer logbooks to remove obsolete data ... collection practices, and streamline the forms for ease of use by CCAMLR observers. This paper summarises the ... proposed changes made in the draft 2015 observer logbook for the krill trawl fishery and its accompanying ...
Meeting Document : WG-EMM-14/28 : Auteur(s): Secretariat
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Comparison of bootstrap methods for assessment of mackerel icefish (Champsocephalus gunnari) in CCAMLR Statistical Subarea 48.3 based on the ground fish survey
Abstract: The existing bootstrap used in the assessment of icefish biomass in CCAMLR subarea 48.3 ... was compared to an alternative rescaled bootstrap to compare the performance of the methods. The ... differences between the method were small (less than 5%) except for slightly lower 5%iles in 2002 and 2004 in ... the rescaled bootstrap. Author(s): T. Earl and N. Fallon Title: Comparison of bootstrap methods for ...
Meeting Document : WG-SAM-17/36 : Auteur(s): T. Earl and N. Fallon
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“Sailbuoy for krill” – a concept for autonomous commercial and scientific monitoring of the krill fishing in Antarctica
distribution dynamics. Similarly, the industry burns unnecessary amounts of oil in long range searching of ... drone technology now available through the Sailbuoy concept, offers new opportunity for an industry ... availability. The Sailbuoy concept has demonstrated robustness and reliability under other rough conditions ... fishery in the Antarctic. The system will be equipped with echosounder and environmental sensors and will ...
Meeting Document : WG-EMM-18/15 : Auteur(s): O.R. Godø, G. Pedersen, D. Peddie, G. Skaret, A. Lowther, F. Grebstad and A. Lohrmann
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A revised Krill Trawl logbook for the 2019 season
Abstract: During the 2017 Scheme of International Scientific Observation workshop (WS-SISO), the ... data collection requirements for krill observers were discussed, with recommendations tabled in the WS ... -SISO Convener’s Report (SC-CAMLR-XXXVI/08) for amendments to the krill e-logbook used by SISO observers ... . This paper summarizes the changes to the e-logbook for proposed introduction in the 2019 season. Author ...
Meeting Document : WG-EMM-18/39 : Auteur(s): CCAMLR Secretariat
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Precautionary, ecosystem-based management for the Antarctic krill fishery: a work in progress
Abstract: The Antarctic krill fishery is expanding at a time when the Antarctic Peninsula is ... enhance its precautionary management of the krill fishery in line with Convention objectives. This paper ... provides an update on the krill fishery; discusses the consideration of climate change in krill fisheries ... compliance as they relate to the krill fishery. The paper concludes with a number of recommendations to make ...
Meeting Document : SC-CAMLR-XXXVII/BG/17 : Auteur(s): Submitted by ASOC
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Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: a report on recent joint activities and links between ICED and CCAMLR
analyses to improve understanding of Southern Ocean change, the implications for ecosystems and for ... management. Through ongoing engagement between ICED, CCAMLR scientists and the CCAMLR Secretariat, there is ... increasing mutual understanding of the key areas of ICED science and associated activities that are also of ... interest to CCAMLR. The 2018 ICED Projections Workshop, undertaken in collaboration with CCAMLR, provided ...
Meeting Document : WG-EMM-2019/02 : Auteur(s): R.D. Cavanagh, N.M. Johnston and E.J. Murphy
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Weddell Sea MPA data layers have been deposited with the data publisher PANGAEA
Abstract: This paper informs EMM 2019 about the data layer products, which were developed for ... WSMPA spatial planning, and lists the DOIs to the respective PANGAEA entries. By depositing these data ... layers with PANGAEA, we provide transparency regarding the WSMPA development process and follow the ... discussion under CCAMLR about the need to make reference material on MPAs easily accessible to the scientific ...
Meeting Document : WG-EMM-2019/05 : Auteur(s): K. Teschke, H. Pehlke and T. Brey