Resultados de la búsqueda
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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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): G. Macaulay (New Zealand)
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ANALYSIS OF ROSS SEA TAGGING AND RECAPTURE RATES
year and recapture year for tags released and recaptured in the same SSRUs on the slope of 88.1 was ... (caught), all in numbers. 2. The overall size of the dataset was 734 combinations of release year ... , for inclusion in the Ross Sea stock assessment. Author(s): D.J. Agnew (UK) Title: ANALYSIS OF ROSS ... has not been consistent enough between nations to allow the analysis to be definitive. In many cases ...
Meeting Document : WG-SAM-08/07 : Autor(es): D.J. Agnew (UK)
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Independent reviews of CCAMLR stock assessments – a discussion paper
on this topic and supporting the Scientific Committee in their development of a procedure ... Abstract: In 2013 the Commission endorsed the Scientific Committee’s recommendation to develop a ... the Commission could complement the efforts of the Scientific Committee by noting the need for action ... . Independent reviews, in addition to potentially benefitting the CCAMLR stock assessment process, could serve ...
Meeting Document : SC-CAMLR-XXXV/BG/20 : Autor(es): Delegation of the USA
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Annual report of global toothfish trade data
the forms with mean unit values of 22.30 US$/kg for imports and 18.85 US$/kg for exports. The data ... sources for the trade of toothfish products for the 2017 calendar year. The analysis has identified that ... identified the largest importer was the United States of America (USA), accounting for 54.01% of the global ... import market. The largest exporter was Mauritius accounting for 20.93% of global export market ...
Meeting Document : CCAMLR-XXXVII/BG/08 Rev. 1 : Autor(es): CCAMLR Secretariat
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IMPROVEMENT OF KRILL FISHING NOTIFICATION ACCURACY THROUGH NOTIFICATION FEES
of the United States The Commission adopted notification procedures for krill fishing in 2005. These ... krill fishing for the coming season. However, grossly inaccurate estimations of krill catch provided in ... . In the course of discussions, it was noted that the Secretariat recoups its costs for processing ... valuable time is spent on analyses that are of limited use due to their inherent inaccuracies. The ...
Meeting Document : CCAMLR-XXIX/34 : Autor(es): Delegation of the USA