Resultados de la búsqueda
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Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years
fish populations, the comparison of our results with historical data may be indicating a recovery of G ... Trematomus newnesi. Harpagifer antarcticus, followed by L. nudifrons or T. newnesi, was the most numerous ... and L. nudifrons. In 1997 G. gibberifrons and N. coriiceps were the species that most contributed to ... also for the South Orkney Islands in previous studies. These differences could be due to the use of ...
Meeting Document : WG-EMM-00/8 : Autor(es): R. Casaux and A. Ramón (Argentina)
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Estimating the biodiversity and distribution of the northern part of the Kerguelen Islands slope, shelf and shelf-break for ecoregionalisation: benthos and demersal fish
dominant species. Potential assemblages’ distributions will be determined in relation with environmental ... have already been studied, although a number of them are still to be sorted and studied. In 1987 and ... adults (Koubbi et al., 2001). More recently, the POKER I survey (2006), for demersal fish, POKER II (2010 ... , with 409 operations at depths ranging from 100 to 1000 m. The aim of SKALP and POKER was to investigate ...
Meeting Document : WS-MPA-11/09 : Autor(es): N. Améziane, M. Eléaume, P. Pruvost, G. Duhamel and Kerguelen group (France)
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Variation or reproductive performance of seabirds and seals at South Georgia, 1976–1986 and its implication for Southern Ocean monitoring studies
in the marine environment that may relate to prey availability and thus be influenced by commercial ... Island are not synchronised with those at South Georgia. They correlate best (and especially for ... Chinstraps, which suffered badly in 1980-81 and 1982-83) with the date of ice break-out in late spring ... . Detailed comparisons between normal and abnormal years are made 'of a range of parameters of albatross ...
Meeting Document : WG-CEMP-87/13 : Autor(es): J.P. Croxall, T.S. McCann, P.A. Prince and P. Rothery (United Kingdom)
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Report of the 1st and the 2nd stage of research fishing conducted by Russian Federation in SSRU 882A in 2010–2012 (this is a revision of WG-SAM-12/08)
be recommended for exploratory fishing under CCAMLR regulations. Calculation results shows that ... Abstract: In accordance with decision of CCAMLR Scientific Committee in 2010 and in 2011 years ... tagging. Obtained results shows that investigated area is potentially advantageous for fishing and could ... biomass of toothfish in SSRU 88.2 A in significant and makes up from 2611.3 to 3112.3 t, which allows the ...
Meeting Document : WG-FSA-12/15 : Autor(es): E.F. Kulish and I.I. Gordeev (Russia)
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ECOSYSTEM SERVICES OF THE SOUTHERN OCEAN
ecosystem services which support human life, health and well-being, including the provision of marine living ... the services they provide translates the complexity of the environment into functions which can be ... easily be adapted to fit an ecosystem services evaluation framework. Here we provide a brief review of ... with global governance frameworks. This has particular relevance to the work of CCAMLR, given its ...
Meeting Document : WG-EMM-11/21 : Autor(es): S.M. Grant, S.L. Hill and P.N. Trathan (UK)
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Albatross populations: status and threats
Abstract: The population and conservation status of the world's albatrosses are reviewed ... status (i.e.. population trends) of two-thirds of the world's ca. 150 albatross populations remain ... unknown. For those that are known, almost half are decreasing. The threats currently facing each species ... are briefly reviewed. The best available evidence indicates that longline fishing is the most serious ...
Meeting Document : WG-FSA-97/28 : Autor(es): Gales, R.
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Biomass of Antarctic krill around South Shetland using 2-dB difference method in April 2016
Abstract: Antarctic Krill plays an important role in Antarctic ecosystems as the medium that ... regulation that limits Krill catch amount using fishing survey and acoustic assessment data in order to ... that inhabit in the surroundings of South Sheltland by using acoustics. An acoustic survey was ... calibrated sphere with 60mm (frequency 38 kHz) and 23mm (frequency 120 kHz). Using an acoustic post ...
Meeting Document : WG-EMM-16/60 : Autor(es): Delegation of the Republic of Korea
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Histopathology of Antarctic krill (Euphausia superba) bearing black spots
, whereas the presence of multiple bacterial species suggests that the infections were likely to be ... observations revealed that the black spots were melanized nodules. A single melanized nodule often contained ... always accompanied by a tumor-like mass of unknown large heteromorphic cells, which seemed to be derived ... from a gonadal tissue. These results suggest that the krill were affected by bacterial infections ...
Meeting Document : WG-EMM-07/29 : Autor(es): S. Miwa, T. Kamaishi, T. Matsuyama, T. Hayashi and M. Naganobu (Japan)
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The early life history and the onset of scale formation in the Patagonian toothfish, Dissostichus eleginoides Smitt, 1898
suggests that the annulus may not be completed before spring. Length composition of fish Author(s): K.-H ... far from being resolved when the first 'winter ring' is formed. Available information ...
Meeting Document : WG-FSA-93/14 : Autor(es): K.-H. Kock (Germany)
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Revisiting krill ageing method using eyestalk cuticles
for improving the precautionary management of krill fisheries. The only method to date that has shown ... promise in the determination of the absolute age of krill is that of Kilada et al. (2017), which involves ... eyestalk sections is also difficult, inter-laboratory calibration of this method should be conducted as a ... matter of priority. It is also important to discuss and agree on terminology on the structures that are ...
Meeting Document : WG-EMM-2019/45 : Autor(es): S. Kawaguchi, T. Barnes, N. Waller, B. Farmer, D. Hayes, R. Kilada, C. Reiss, G. Zhu, B. Krafft, A.-L. Agnalt, T. Ichii and T. Matsuda