Resultados de la búsqueda
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Incident of Antarctic krill (Euphausia superba) mass infection near the coasts of South Georgia Island (Subarea 48.3)
Abstract: In the north-eastern part of South Georgia Island shelf (Subarea 48.3) on 30 July 2001 ... by the disease that had not been described earlier. In the period of winter and spring some males and ... percentage of krill invasion increased 2.3 times. In shelf zone and on the continental slope of the South ... females Euphasia superba of all size groups- from 27 to 52 cm- were affected. From winter to spring the ...
Meeting Document : WG-EMM-02/13 : Autor(es): M.S. Savich (Ukraine)
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On possible influence of continuous krill fishing technology with the use of ‘air-bubbling suspension system’ on ecosystem elements
Abstract: It was shown that potential increase in krill fishery in the immediate future ... , accompanied by introduction of highly intensive fishing and processing technologies call for studying the ... fishery influence on ecosystem components beyond the framework of traditional investigations of predator ... of studying the krill fishing technology. It is just trawl design and fishing method that will ...
Meeting Document : WG-EMM-06/27 : Autor(es): S.M. Kasatkina and V.A. Sushin (Russia)
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
. length composition of samples, are also illustrated in figures. The importance of studies on the role of ... Paper Title: Mesopelagic fish of the Southern Ocean- summary results of recent Soviet studies ... a part of the general multi-disciplinary program of research on Antarctic biological resources ... are sufficient to allow a description of the general ecology and distribution of these species. Some ... species. Some details of the biological characteristics of these species are summarized in tables with ... illustrated in figures. The importance of studies on the role of myctophids in the Antarctic ecosystem is ... 1 500 m in depth. Of these three families, species of the family Myctophidae are the most widely ... distributed and abundant, with more than 20 species found in the area. Most of them have a circumpolar ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Autor(es): Sabourenkov, E.N.
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Use of cameras and sensors to monitor the behaviour and benthic impact of longline gears
Abstract: In order to investigate and monitor the ecological impact of longlines on the benthic ... environment and subsequently develop strategies for its management, the UK is conducting a series of research ... projects studying the potential impact of longline fishing gear on benthic habitats. The research has been ... sensors. Data collected by the cameras and sensors will be input to models which predict the areas in ...
Meeting Document : WG-FSA-2019/24 : Autor(es): C. Darby
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CURRENT ABUNDANCE OF ADÉLIE PENGUIN BREEDING POPULATIONS ALONG THE KEMP AND MAC.ROBERTSON LAND COASTS, EAST ANTARCTICA: APPLICATION OF NEW SURVEY AND ESTIMATION METHODS FOR BROAD-SCALE POPULATION ASSESSMENT
Abstract: Application of new methods for estimating the abundance of breeding Adélie penguin ... populations along the Kemp and Mac.Robertson Land coasts of east Antarctica are described. Methods include use ... availability using ICESCAPE software. The surveys revealed a considerably larger population of Adélie penguins ... breeding in this region than was previously known. The larger population estimates are at least partly due ...
Meeting Document : WG-EMM-11/31 : Autor(es): C. Southwell, J. McKinlay, K. Newbery, L. Emmerson, M. Low, R. Pike, D. Wilson, D. Southwell and L. Einoder (Australia)
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Use of biological data to inform bioregionalisation of the Southern Ocean
unavailable but likely to become available in the near future, and advocate the use of ‘placeholder’ data ... bioregionalisation of the Southern Ocean. We demonstrate the use of this method by generating 13 taxon-specific and ... these data constitute best available information at present, and should not be ignored in the ... layers built into the bioregionalisation process, to be replaced as better data becomes available. In ...
Meeting Document : WS-BSO-07/7 : Autor(es): M. Pinkerton, B. Sharp and J. Leathwick (New Zealand)
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Assessment of the analysis of anomalous CPUE data from data-poor exploratory fisheries
during the Workshop for the Analysis of the Anomalous High CPUE by Korean Vessels in the CCAMLR Area ... Abstract: The article is concerned with discussion of the Analysis of anomalous CPUE data from ... data-poor exploratory fisheries (WG-FSA-12/07). Key points of the paper were presented and discussed ... high CPUE for Dissostichus spp. revealed by several vessels in the Subareas 58.4.1, 58.4.2 and 48.6. A ...
Meeting Document : WG-SAM-13/16 : Autor(es): V.A. Tatarnikov, A.F. Petrov and I.I. Gordeev (Russia)
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A compilation of parameters for a krill–fishery–predator model of the Scotia Sea and Antarctic Peninsula
Abstract: We describe the compilation and derivation of parameters for use in krill-fishery ... averages to derive “generic” parameters from multiple species in a taxonomic group, and the derivation of ... process. Our calculations suggest that myctophid fish are the major consumers of Antractic krill in the ... -predator models of the Scotia Sea – Antarctic Peninsula region. The primary aim is to provide input for the ...
Meeting Document : WG-EMM-06/30 Rev. 1 : Autor(es): S. Hill, K. Reid, S. Thorpe (United Kingdom), J. Hinke and G. Watters (USA)
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An investigation of avoidance by Antarctic krill of RRS James Clark Ross using the Autosub-2 autonomous underwater vehicle
of RRS James Clark Ross in the northern Weddell Sea and in the Bransfield Strait to assess avoidance ... of the research vessel by Antarctic krill Euphausia superba. The AUV was equipped with the same type ... of scientific echosounder as the research vessel (Simrad EK500 operating at 38 kHz and 120 kHz) and ... measured the density of krill along transect acoustically (g m-2 wet mass) prior to the ship’s arrival. We ...
Meeting Document : WG-EMM-01/14 : Autor(es): A.S. Brierley, P.G. Fernandes, M.A. Brandon, E. Armstrong, D.G. Bone and the Autosub Team (United Kingdom)
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Impacts of cetaceans on the structure of Southern Ocean food webs
structure and dynamics of the Southern Ocean food web. These should be considered in addition to several ... -predator removal are not a novel concept. While we acknowledge the correlative nature of our examples, we ... nonetheless contend that they indicate fruitful directions for current and future research in the Southern ... coming under the pressure of cumulative impacts from climate change, fishing and other anthropogenic ...
Meeting Document : WG-EMM-09/P04 : Autor(es): D. Ainley, G. Ballard, L.K. Blight, S. Ackley, S.D. Emslie, A. Lescroël, S. Olmastroni, S.E. Townsend, C.T. Tynan, P. Wilson and E. Woehler