Résultats de la recherche
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Method for collecting of data on traumatic death of krill passed through the trawl meshes
Abstract: Fishing for krill Euphasia superba Dana has been conducting using midwater trawls of ... different constructions including beam-trawl for several last decades. Not all krill in harvesting zone of ... krill individuals some part of them could pass through cover of net bag and escape of catch. In contact ... is applicable for rating of krill traumatic damage, received by it during trawling from cover of net ...
Meeting Document : WG-EMM-12/43 : Auteur(s): V.V. Akishin, I.G. Istomin, V.A. Tatarnikov, A.F. Petrov and R.O. Lebedev (Russia)
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A synoptic review of energetic requirements of southern ocean krill predators
requirements of krill predators that may be in the most direct competition with the krill fishery. These krill ... compiled for each species. Estimates' of the amount of krill needed. to sustain individuals and/or ... review of energetic requirements of southern ocean krill predators Approval: Approved ...
Meeting Document : WG-EMM-96/19 : Auteur(s): Stansfield, A.M.
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Comparison between the CCAMLR-2000 and KY 1988 surveys on environmental variability of krill in the Scotia Sea, Antarctica
Abstract: We assessed the environmental variability of Antarctic krill (Euphausia superba ... krill distribution. The sea ice cover in 1987/88 extended northward widely during the last winter season ... Antarctic Surface Water in 2000 reduced southward. Geographical distribution of krill, which approximates ... , the distribution of krill in 2000 reduced southward with low density. To generally understand the ...
Meeting Document : WG-EMM-02/43 : Auteur(s): M. Naganobu (Japan), M. Brandon (United Kingdom), K. Ito, K. Segawa (Japan) and V. Siegel (Germany)
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Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program
; 12 dB) and nekton (fish/squid, δmvbs Author(s): Watkins, J.L., Murray, A.W.A., Brierley, A.S. Title ... -annual variability in the abundance of the Antarctic krill Euphausia superba in the South Georgia region ... , and to provide krill biomass estimates for management purposes. Survey box 1 was located to the north ... high and where numerous observations of elevated krill abundance have been made. Box 2 was located to ...
Meeting Document : WG-EMM-96/18 : Auteur(s): Watkins, J.L., Murray, A.W.A., Brierley, A.S.
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ANTARCTIC PENINSULA DECADAL WINTER TEMPERATURE ANOMALIES AND ANTARCTIC KRILL VARIABILITY IN THE SOUTH ATLANTIC REGION: PRELIMINARY RESULTS
Abstract: The influence of the climate change on krill based Southern Ocean ecosystem is studied ... warming and ecosystem changes the data of Antarctic krill density (KRILLBASE data) and of surface air ... . Preliminary analysis of Antarctic krill density variations shows about 8-year variability as well. Correlation ... coefficient between krill density data and temperature anomalies is small (less 0.2) however is increased ...
Meeting Document : WG-EMM-11/41 : Auteur(s): G.P. Milinevsky, A.V. Grytsai and L.K. Pshenichnov (Ukraine)
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PROPERTIES OF WATER DYNAMICS AND KRILL DISTRIBUTION IN THE SOUTH SANDWICH ISLANDS SUBAREA
Abstract: of mean krill density in Subarea 48.4 there are premises for formation of the zones ... with meanders and eddy favorable for krill concentration. Here, in the cold water of the Weddell Sea ... total biomass was concentrated here, the mean krill density was 65 g/m2, and on local grounds – greater ... meanders and eddies favorable for krill concentration; observed quasistationary character of these eddies ...
Meeting Document : WG-EMM-09/44 Rev. 1 : Auteur(s): S.M. Kasatkina and V.N. Shnar (Russia)
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How much is enough? analysis of the net sampling effort in the Elephant Island area necessary to adequately assess and describe krill and zooplankton assemblages during summer
the (1) abundance and demographic structure of Antarctic krill and (2) relative abundance and ... interspecific relations of krill, salps and other macrozooplankton taxa in the Elephant Island area during ... data from at least 55 stations are required to adequately estimate krill, salp, and other zooplankton ... abundance, describe krill length-frequency and maturity stage composition, and assess the abundance ...
Meeting Document : WG-EMM-97/32 : Auteur(s): Loeb, V.
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Variability of krill biomass estimates in repeated mesoscale surveys in relation to CCAMLR-2000 Survey
the krill biomass status, is it high, medium or low at the present time. The comparative analysis of ... krill biomasses derived from trawl catches was carried out; retrospective data of three Soviet surveys ... CCAMLR-2000. Krill biomass index calculated for the whole area of Soviet surveys doesn't reveal any ... density reflect biomass variability, it may be suggested that value of the total krill biomass in the area ...
Meeting Document : WG-EMM-01/28 : Auteur(s): V.A. Sushin, F.F. Litvinov (Russia) and V. Siegel (Germany)
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Biology, distribution and abundance of Antarctic krill (Euphausia superba) and by-catch
salps 54%, Antarctic squid 0.07%, jelly fish 0.02% and fin fishes 0.13%. Author(s): A. Anrose, Z ... Abstract: During the First Indian Antarctic Krill Expedition (FIKEX), krill samples were ... Midwater Trawl (IKMT), 49.5m krill midwater trawl (Cosmos trawl Denmark) and 42m Polish krill midwater ... the feeding of krill and availability of food in the area surveyed. Maturity stage IV (fully matured ...
Meeting Document : WG-EMM-98/37 : Auteur(s): A. Anrose, Z. Klusek, M.K.R. Nair and M. R. Bhoopendranath (India)
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Two decades of variability in krill predators at Bird Island, South Georgia and their potential as ecosystem indicators
included foraging performance, offspring survival, offspring mass, the contribution of Antarctic krill ... survival and mass). Krill in the diet was correlated across the three bird species (gentoo, Pygoscelis ... penguins. Offspring survival and hence PRP were largely independent of krill in the diet for macaroni ... variability associated with krill availability. This was characterised by skewed anomalies with more ...
Meeting Document : WG-EMM-12/16 : Auteur(s): S.L. Hill, C.M. Waluda, H.J. Peat and S. Fielding (United Kingdom)