Résultats de la recherche
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Short note: time series of Drake Passage Oscillation Index (DPOI) from 1952 to 2003, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ...
Meeting Document : WG-EMM-03/46 : Auteur(s): M. Naganobu and K. Kutsuwada (Japan)
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Analysis of anomalous CPUE data from data-poor exploratory fisheries
Insung No. 7 while participating in CCAMLR exploratory fisheries. The operational characteristics of ... context to the more variable and anomalously high CPUEs of the two Korean ships the Insung No. 2 and the ... these ships showed distinct differences to the other ships that have participated in longline toothfish ... Delegation of the Republic of Korea Title: Analysis of anomalous CPUE data from data-poor exploratory ...
Meeting Document : WG-FSA-12/07 : Auteur(s): Secretariat and Delegation of the Republic of Korea
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Biology and harvesting of Dissostichus eleginoides around Kerguelen Island (Division 58.5.1)
of the Southern Ocean. In Division 58.5.1, a directed trawl fishery has been in operation since 1984 ... /85 and has expanded in the deep western sector of the Kerguelen shelf. This fishery harvests the sub ... Abstract: Dissostichus eleginoides is becoming an increasingly important species in the fisheries ... -adult/adult part of the stock. Fishing effort and corresponding catches are very variable from one year ...
Meeting Document : WG-FSA-91/09 : Auteur(s): G. Duhamel (France)
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Satellite tracking of black-browed and light-mantled sooty albatrosses from Heard Island and potential interactions with fisheries
foraged on the shelf break within 150 km of Heard Island, and focused 75% of their foraging time in waters ... a further 5% went beyond either EEZ into the high seas north and east of Heard Island. In contrast ... Abstract: The purpose of this document is to inform CCAMLR of the results of a satellite tracking ... ). This was the first time the movements of either species from the island had been studied. Ten black ...
Meeting Document : WG-FSA-05/14 : Auteur(s): K. Lawton, R. Kirkwood and G. Robertson (Australia)
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Food consumption estimates of southern elephant seal females during their post-breeding aquatic phase at South Shetland Islands
in a loss of 35% of the initial mass, comprising 63% of initial body fat and 20% of initial body ... at the beginning of lactation explained about 50% of the variation in the protein gained during the ... post-breeding phase. This might indicate the presence of a mechanism favouring an increase in lean ... energy gain during the post-breeding aquatic phase in Southern elephant seal females at Stranger Point ...
Meeting Document : WG-EMM-04/33 : Auteur(s): A.R. Carlini, G.A. Daneri, M.E.I. Márquez (Argentina), H. Bornemann (Germany), H. Panarello, R. Casaux (Argentina), S. Ramdohr and J. Plötz (Germany)
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On selectivity of commercial and research trawls when krill catching
Abstract: In the paper the attempt was made to compare selective features of several midwater ... krill trawls within the frame of krill density precise estimates provision problem in echo-surveys. The ... groups, and primarily in young krill assessment. Analysis of abundance biomass estimates on the basis of ... -Kidd research trawl IKTM) are presented. Selectivity differences of those trawls resulted in ...
Meeting Document : WG-EMM-96/34 : Auteur(s): Kasatkina, S.M.
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ICED workshop and conference session on Southern Ocean foodwebs and scenarios of change
conference session in the near future in order to address these issues. The theme of the November 2013 ... session is “Detecting, projecting and managing the impacts of change in Southern Ocean ecosystems”. We ... ecosystems in order to help inform management of Southern Ocean fisheries. ICED will convene a workshop and ... workshop is “Southern Ocean food webs and scenarios of change”, and that of the June 2014 conference ...
Meeting Document : WG-EMM-13/13 : Auteur(s): R.D. Cavanagh on behalf of the international ICED Scientific Steering Committee
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Interannual variations of water thermochaline structure on South Georgia Island, South Orkney Islands and Shetland Islands shelves
intermediate cold layer. In some years of this type (1 97 1, 1972, 1978, 1982) the layer had positive ... between the same. Two year types were revealed in the area of South Orkney Isls. Availability of a warmed ... Abstract: Basing on the analysis of major water mass boundaries and their thermochaline ... characteristics, T,S diagrams' typification has been realized for hydrological stations carried out in the ...
Meeting Document : WG-EMM-00/34 : Auteur(s): P. Chernyshkov, V. Shnar, O. Berezhinsky and I. Polischuk (Russia)
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Antarctic krill; assessment of mesh size selectivity and escape mortality from trawls
(commenced in 2015) assessing size selectivity and escape mortality of Antarctic krill from trawl nets. The ... size selectivity in the trawl body forward of the codend. Based on end results from the preceding ... experiment, model size selectivity and escape mortality in codends including different designs and assess the ... Abstract: This working paper presents the aims and methodology for a three-year-project ...
Meeting Document : WG-EMM-15/14 : Auteur(s): B.A. Krafft (Norway), L.A. Krag (Denmark), B. Herrmann, A. Engås, I. Bruheim and S. Nordrum (Norway)
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Target strength of mackerel icefish (Champsocephalus gunnari) from a scattering model
hence are not directly comparable, but extrapolation of the in situ and model results reveal a large ... cm, at 38 kHz. The model used computed tomography (CT) scans of fish to determine the sound speed and ... density throughout the fish and simulated the complex interaction of the incident sound wave with the ... derived from the model results: 148)(log4.7010-=LTSwhere L is the fish total length in cm and is ...
Meeting Document : SG-ASAM-09/06 : Auteur(s): G. Macaulay (New Zealand)