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Incident of Antarctic krill (Euphausia superba) mass infection near the coasts of South Georgia Island (Subarea 48.3)
for the first time we found out young and mature antarctic krill Euphasia superba individuals affected ... percentage of krill invasion increased 2.3 times. In shelf zone and on the continental slope of the South ... Georgia Island northern part, where definite currents provided for isolation of krill aggregations ... krill (Euphausia superba) mass infection near the coasts of South Georgia Island (Subarea 48.3) Approval ...
Meeting Document : WG-EMM-02/13 : Автор(ы): M.S. Savich (Ukraine)
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Acoustic estimates of krill density at South Georgia during 11 austral summers between 1981 and 1998
Abstract: Acoustic estimates of densities of Antarctic krill, Euphausia superba, at South Georgia ... are presented for eleven austral summers between 1981 and 1998. Krill abundance at the island ... and 1994 austral summer seasons were characterised by particularly low abundances of krill. For five ... : Acoustic estimates of krill density at South Georgia during 11 austral summers between 1981 and 1998 ...
Meeting Document : WG-EMM-98/51 : Автор(ы): A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK)
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Longterm monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)
Abstract: Krill distribution and density are reviewed for the Elephant Island area with regard to ... approach introduced by de la Mare (1994a). The high interannual variability of krill recruitment is ... . Statistically significant fluctuations in krill density over the period 1977 to 1994 are also confirmed by this ... , V. Title: Longterm monitoring of krill recruitment and abundance indices in the Elephant Island ...
Meeting Document : WG-EMM-96/45 : Автор(ы): de la Mare, W., Loeb, V., Siegel, V.
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Effect of orientation on broadband acoustic scattering of Antarctic krill Euphausia superba: implications for inverting zooplankton spectral acoustic signatures for angle of orientation
and video footage from several Antarctic krill were carried out to determine the effect of animal ... orientation on echo spectral structure. A novel video analysis technique, applied to extract krill angle of ... orientation corresponding to each insonification, revealed that echo spectra from krill near broadside ... ) model. Information contained in the broadband echo spectra of the krill was exploited to. invert the ...
Meeting Document : WG-EMM-99/41 : Автор(ы): L.V. Martin Traykovski (USA), R.L. O’Driscoll (New Zealand) and D.E. McGehee (USA)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
krill (Euphausia superba) in the South Georgia area, and that the variation affects much of the ... ecosystem with the most obvious impacts on survival and breeding success of some of the major krill ... structure by moving krill over large distances to areas where they are available to predator colonies. This ... krill and the transport pathways emphasizing that both the causes and the consequences of events at ...
Meeting Document : WS-AREA 48-98/8 : Автор(ы): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)
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Spatial distribution and swarm characteristics of Antarctic krill around the South Shetland Islands
Abstract: The spatial distribution and swarm characteristics of Antarctic krill were studied ... acoustic density were obtained with Kriging space interpolation, which showed that krill usually aggregated ... as swarms in a patchy fashion and the mean krill densities in December 2013 and February 2018 were ... than the other three years. The results also indicated that more krill swarms located at deeper water ...
Meeting Document : WG-EMM-18/42 : Автор(ы): X. Yu, X. Wang and X. Zhao
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Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set
, 96 stations). Krill, salps and other zooplankton were collected at each station using a 180 cm Isaacs ... assess seasonal variations in distribution, abundance and demography of Antarctic krill (Euphausia ... field seasons to assess interannual variations. Mean and median krill abundance values in the Elephant ... female maturity stages, substantial larval krill concentrations and more developed larval stages during ...
Meeting Document : WG-EMM-01/45 : Автор(ы): V. Loeb (USA)
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Preliminary report of sound-speed contrast and density of krill measured on board RV Kaiyo Maru
Abstract: The target strength (TS) of Antarctic krill, Euphausia superba, is a scaling factor to ... small animals like krill are difficult, the theoretical scattering models are used to predict the ... , morphology, orientation, and material properties of krill are required. There are two important material ... measurements of sound-speed and density of krill were carried out. We report on those preliminary results. The ...
Meeting Document : WG-EMM-05/36 : Автор(ы): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (Japan)
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Fishing patterns of Japanese krill trawlers
Abstract: Log book data from Japanese Krill Trawlers were used to characterize their fishing ... expressing the status of krill in the fishing ground. Catch per fishing days maybe the reasonable index for ... expressing the status of krill in the fishing ground. Author(s): S. Kawaguchi, T. Kameda and Y. Takeuchi ... (Japan) Title: Fishing patterns of Japanese krill trawlers Approval: Approved ...
Meeting Document : WG-EMM-02/28 Rev. 1 : Автор(ы): S. Kawaguchi, T. Kameda and Y. Takeuchi (Japan)
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Krill of the Ross Sea: distribution, abundance and demography of Euphausia superba and Euphausia crystallorophias during the Italian Antarctic expedition (January–February 2000)
of krill in the western Ross Sea (Antarctica). A midwater sampler-trawl (Hamburg Plankton Net) was ... used to collect zooplankton and fish larvae. Mean relative biomass of Antarctic krill Euphausia superba ... 10.9 individuals per 1000m3. Ice krill Euphausia crystallorophias replaced the Antarctic krill in ... (s): A. Sala, M. Azzali and A. Russo (Italy) Title: Krill of the Ross Sea: distribution, abundance ...
Meeting Document : WG-EMM-02/32 Text : Автор(ы): A. Sala, M. Azzali and A. Russo (Italy)
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