Search results
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The effect of abiotic factors on the reproduction of seabirds on the Argentine Islands
Abstract: The research was conducted during the summer season from 12.13.2011 to 02.09.2012 at ... the Ukrainian Antarctic station "Academik Vernadsky". The most numerous breeding colony of ... the Gentoo Penguin (Pygoscelis papua) is located on the Petermann Is. From December 2011 to February ... 2012 there were unfavorable ice conditions around the Argentine Islands. Pointed out the high mortality ...
Meeting Document : WG-EMM-16/59 : Author(s): І.V. Dykyy
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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 : Author(s): R. Casaux and A. Ramón (Argentina)
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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 : Author(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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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 : Author(s): S. Mormede, S.J. Parker, S.M. Hanchet, A. Dunn (New Zealand) and S. Gregory (United Kingdom)
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Ross Sea Biodiversity, Part I: validation of the 2007 CCAMLR Bioregionalisation Workshop results towards including the Ross Sea in a representative network of marine protected areas in the Southern Ocean
Abstract: This report provides the scientific basis, validating the results of the CCAMLR ... Bioregionalization Workshop (2007) as well as the report of ASOC (2010), for identifying the Ross Sea as one of 11 ... ) identified the Ross Sea as an area of high biodiversity on the basis of its high physical heterogeneity; ASOC ... (2010) compared characteristics of the Ross Sea to areas designated under various international ...
Meeting Document : WG-EMM-10/11 : Author(s): D.G. Ainley, G. Ballard and J. Weller (USA)
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Streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources (SC-CAMLR)
Abstract: In recent years, the Scientific Committee has been dealing with a great diversity of ... important issues for which the Commission was expecting advice. The current structure of the Working Groups ... at present. In our view, this stems from constraints on the way SC-CAMLR does work. In this paper ... , we describe these constraints and combine thoughts given to the CCAMLR Symposium in May 2015 on how ...
Meeting Document : WG-EMM-15/59 : Author(s): G. Watters (USA), A. Constable and D. Welsford (Australia)
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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 : Author(s): G. Soave, V. Ferretti, N. Coria and R. Casaux (Argentina)
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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 : Author(s): S.V. Piyanova and N.V. Kokorin (Russia)
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Seasonal relationships in biological parameters and in spatial distribution in the euphausiid populations sampled during the XIIIth and XVth expedition to the Ross Sea
Abstract: This report summarises the results of krill studies from a large-scale surveys of the ... samples data on Euphasiids were analysed at the aim of: 1) obtain a general picture of interannual and ... crystallorophias in the western Ross Sea (Antarctica) in relation to ice cover. 2) Explore the population structure ... of E. superba and its possible spatial and temporal variations across the investigated area. The ...
Meeting Document : WG-EMM-01/62 : Author(s): M. Azzali, J. Kalinowski, G. Lanciani, I. Leonori and A. Sala (Italy)
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Size variations associated with abundance changes in juvenile Notothenia rossii observed at Potter Cove, South Shetland Islands, since the end of the fishery in the area
Abstract: Samp1es of fjord fish of the species N. rossii and N. neglecta collected at Potter Cove ... , King George/25 de Mayo Island, South Shetland Islands, from 1983 to 1991, allowed to study the ... previously reported abundance changes as a size-related process. The data were analyzed using a Nested ANOVA ... design to obtain variance components and expected values. An increase and then a decrease in the expected ...
Meeting Document : WG-FSA-91/13 : Author(s): E. Marschoff and E. Barrera-Oro (Argentina)