Resultados de la búsqueda
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Antarctic krill populations in the outflow region of the north-western Weddell Sea
Abstract: A meso-scale zooplankton and krill net sampling survey was carried out in the north ... March 2013. The aim of the survey was to study the zooplankton composition and krill abundance and ... survey area was covered by ice during the summer season. Antarctic krill densities were found to be ... highest in the western Peninsula region and lower in ice-covered Weddell Sea waters. Overall krill density ...
Meeting Document : WG-EMM-13/24 : Autor(es): V. Siegel (European Union)
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Progress by WG-EMM-STAPP in estimating krill consumption by air-breathing predators within CCAMLR areas
Abstract: This paper summarises progress by WG-EMM-STAPP in estimating krill consumption by air ... -breathing predators in CCAMLR management units. There have been significant advances in estimating krill ... are now available for Areas 48, 88 and 58. Krill consumption by crabeater seals, the most important ... krill-consuming seal species, has been estimated in Areas 48 and 58. Large-scale estimates of breeding ...
Meeting Document : WG-EMM-16/68 : Autor(es): C. Southwell and P. Trathan
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Analysis of the krill fishery in Subarea 48.1 considering trawl fishing method used (2010–2016)
Abstract: An analysis of spatio-temporal variability of CPUE indices in the krill fishery in ... using the standardized CPUE indices as krill biomass density indices for monitoring the variability of ... krill biomass in SSMU during the fishing season is discussed. Variability of monthly average ... standardized CPUE estimates in the Bransfield strait shows that despite intensive fishery the density of krill ...
Meeting Document : WG-EMM-17/27 : Autor(es): S. Kasatkina S. and L. Boronina
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SELECTIVITY OF CONVENTIONAL AND CONTINUOUS TECHNIQUES OF KRILL FISHERY
Abstract: Combination of conventional and continuous techniques during krill fishery at the ... Antarctic krill (Euphausia superba) caught by these two techniques. Results of comparison are discussed in ... relation to the selectivity of fishing gears and the space-time variability of krill. Differences between ... size composition of krill caught by conventional and continuous techniques of fishery which could be ...
Meeting Document : WG-EMM-11/14 : Autor(es): D. Sologub (Russia)
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An acoustic estimation of krill densities to the north of South Georgia in January 1994
krill from other acoustic targets. A generic target strength to weight relationship was used to derive ... krill densities from 120 kHz signals attributed krill. At less than 1 g m-2, mean weighted krill ... provide further evidence of an extreme krill paucity around South Georgia in the 1993/4 season. Author(s ... ): Watkins, J.L., Brierley, A.S. Title: An acoustic estimation of krill densities to the north of South ...
Meeting Document : WG-EMM-95/74 : Autor(es): Watkins, J.L., Brierley, A.S.
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Circumpolar connections between Antarctic krill (Euphausia superba Dana) populations: Investigating the roles of ocean and sea ice transport
Abstract: Antarctic krill, Euphausia superba Dana, has a heterogeneous circumpolar distribution ... in the Southern Ocean. Krill have a close association with sea ice which provides access to a ... pathways of krill have until now been on regional scales and have not taken explicit account of sea ice ... potential roles of the ocean and sea ice in maintaining the observed circumpolar krill distribution. We show ...
Meeting Document : WG-EMM-07/P10 : Autor(es): S.E. Thorpe, E.J. Murphy and J.L. Watkins (United Kingdom)
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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 ... -krill- fishery interactions. In this case, apart from traditional commercial statistics (vessels ... of studying the krill fishing technology. It is just trawl design and fishing method that will ... , immature and adult krill and other small pelagic species. Obviously, ecological compatibility of krill ...
Meeting Document : WG-EMM-06/27 : Autor(es): S.M. Kasatkina and V.A. Sushin (Russia)
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Target strength estimation of Antarctic krill, Euphausia superba by cooperative experiments with commercial trawlers
Abstract: An estimate of target strength of Antarctic krill, Euphausia superba was obtained by a ... series of cooperative experiments between research vessel and commercial krill trawler. Estimated target ... strength per 1g wet weight of Antarctic krill was-66.ldB a t the frequency of 200kHz. Average size of krill ... Antarctic krill, Euphausia superba by cooperative experiments with commercial trawlers Approval: Approved ...
Meeting Document : SC-CAMLR-VIII/BG/30 : Autor(es): Delegation of Japan
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Krill distribution related to water structure and dynamics on the South Georgia shelf in January 2000 (AtlantNIRO-BAS Core Programme 1999/2000)
Abstract: Research on water structure and dynamics, krill biomass assessment, biology and ... each box. Krill were distributed rather evenly throughout both boxes, but no dense concentrations were ... apparent. In the western box krill density was nearly 0.2 glm3 and in the eastern box was 1.8- 4.7 glm3 ... • Juvenile krill of 30-36 mm length were observed in the shelf zone and larger specimens, including spawning ...
Meeting Document : WG-EMM-00/51 : Autor(es): V.A. Sushin (Russia), P.P. Chernyshkov (Russia), F.F. Litvinov (Russia), J.L. Watkins (United Kingdom) and A.S. Brierley (United Kingdom)
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Preliminary results of the experiments on the krill transport study in the South Orkney area (April 1992)
area. The krill biomass was estimated within the square at the start and the end of works. It amounted ... assessment of krill density and oceanological stations were carried out along the square perimeter. Four ... average estimates of krill density were obtained by 15-miles intercepts of the perimeter, along with mean ... water flow and geostrophic currents. The balance of krill input and output for the square was calculated ...
Meeting Document : WG-CEMP-92/34 : Autor(es): L.G. Maklygin, V.N. Shnar, A.P. Malyshko (Russian Federation) and A.G. Shepelev (Ukraine)