Résultats de la recherche
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Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years
Abstract: The diet of the South Georgia Shag Phalacrocorax georgianus at Laurie Island, South ... Orkney Islands, was studied by the analysis of 337 pellets (regurgitated casts) collected during the 1995 ... , 1996, 1997 and 1998 breeding seasons. Demersal-benthic fish were by far the main prey, followed by ... Lepidonotothen nudifrons (1996 and 1997) were the most frequent preys followed by Gobionotothen gibberifrons or ...
Meeting Document : WG-EMM-00/8 : Auteur(s): R. Casaux and A. Ramón (Argentina)
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Preliminary results on the diet of the snow petrel Pagodroma nivea at Laurie Island, Antarctica, during the 1997/98 breeding season
Abstract: The diet of the Snow Petrel Pagodroma nivea was investigated at Laurie Island, South ... Orkney Islands, (60¡46'S, 44¡42'W), Antarctica, over the period January-February of 1998 ... . Stomach contents and regurgitates of adults were sampled during the chick-rearing period. Fish, followed ... by the Antarctic Krill Euphausia superba, were the main prey throughout the sampling period. Other ...
Meeting Document : WG-EMM-00/11 : Auteur(s): G. Soave, V. Ferretti, N. Coria and R. Casaux (Argentina)
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Report to CCAMLR-XXIX on the implementation of the Agreement on the Conservation of Albatrosses and Petrels
Abstract: ABSTRACT This paper reports on progress made by the Agreement on the Conservation of ... Albatrosses and Petrels (ACAP) on issues of particular relevance to the Commission. Since the last meeting of ... the CCAMLR Commission, ACAP held the fifth meeting of its Advisory Committee (AC5) and the third ... revealed that the most effective measures to reduce incidental take of seabirds in pelagic longline ...
Meeting Document : CCAMLR-XXIX/BG/18 : Auteur(s): ACAP Secretariat
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Progress report on the scientific data compilation and analyses in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica)
, Bremerhaven) and SC-CAMLR-XXXII/BG/07 (SC-CAMLR-XXXII, Oct 2013, Hobart). The authors intend to update the ... Working Group on Ecosystem Monitoring and Management on the actual state of our project, particularly on ... the proceeds of the data acquisition process and the preliminary scientific analysis. In addition, we ... present the report of the International Expert Workshop on the Weddell Sea MPA project (7-9 April 2014 ...
Meeting Document : WG-EMM-14/19 : Auteur(s): K. Teschke, K. Jerosch, H. Pehlke and T. Brey (Germany)
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Results of the third CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2014 and development of the time series
Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... abundance from a well-designed survey could be a useful input into the Ross Sea stock assessment model. The ... first survey was completed in February 2012, and the second survey in February 2013. In this paper we ... provide results of the third survey in the time series. The objectives of this third survey were: (1) To ...
Meeting Document : WG-FSA-14/51 : Auteur(s): S. Mormede, S.J. Parker, S.M. Hanchet, A. Dunn (New Zealand) and S. Gregory (United Kingdom)
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters surrounding Heard Island (Division 58.5.2) for 2017
Abstract: The annual random stratified trawl survey (RSTS) of 2017 at HIMI was conducted during ... April, with the completion of 163 stations. The survey has been conducted on the FV Atlas Cove since ... 2015. Sampling protocols such as the design and the duration of the hauls were similar to recent ... surveys, but with a new set of randomly selected station points. The unstratified density of Dissostichus ...
Meeting Document : WG-FSA-17/14 Rev. 1 : Auteur(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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The morphology of Antarctic toothfish (Dissostichus mawsoni Norman 1937) males and females and new data on its gonad structure in the Ross Sea in the summer period
Abstract: The results of the histological analysis of the Antarctic toothfish (Dissostichus ... 88.2 of the Ross Sea are presented. The morphological parameters and indices of maturity have been ... described. The histological criteria of the assessment of the ovary maturity stages, cytological parameters ... of oocytes and type of the toothfish oogenesis have been determined. The analysis of the histological ...
Meeting Document : WG-FSA-07/38 Rev. 2 : Auteur(s): S.V. Piyanova and N.V. Kokorin (Russia)
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Progress report on the plans for the Russian contribution for the CCAMLR Synoptic Survey
Abstract: According to the recommendations of the recent meeting of the CCAMLR Working Group on ... Ecosystem Monitoring and Management (WG-EMM-99) a progress report on the plans for the Russian contribution ... for the CCAMLR Synoptic Survey is given. A stratified survey design for the operation by Russian RV ... "Atlantida" provides a broad area coverage in Subarea 48.4 and meso-scale coverage along the ...
Meeting Document : SC-CAMLR-XVIII/BG/22 : Auteur(s): Delegations of Russia and the United Kingdom
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)
Abstract: The integrated assessment of Patagonian toothfish, Dissostichus eleginoides, for the ... ) analysis of the age-length frequency data suggested that ALKs could be pooled across sub-fisheries without ... significant loss of information. Pooling the ALKs in this way meant that all commercial catch data could be ... input to CASAL as catch-at-age proportions except for the 2009 catches. For 2006 and 2007 random ...
Meeting Document : WG-FSA-09/20 : Auteur(s): S.G. Candy and D.C. Welsford (Australia)
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Preliminary results on the composition and abundance of the krill stock in the southern Bellingshausen Sea (Antarctic, CCAMLR Subarea 88.3)
south of 66°S, between 68°W and 120°W. Krill Euphausia superba abundance and biomass was in the lower ... range of values generally found in the Antarctic Peninsula and Elephant Island region. A distinct ... the East Wind Drift zone and larger ones further north under the influence of West Wind Drift waters ... . The overall krill length frequency distribution was similar to the composition reported from the South ...
Meeting Document : WG-EMM-95/18 : Auteur(s): Siegel, V.