Résultats de la recherche
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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 : Auteur(s): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (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)
used to collect zooplankton and fish larvae. Mean relative biomass of Antarctic krill Euphausia superba ... of krill in the western Ross Sea (Antarctica). A midwater sampler-trawl (Hamburg Plankton Net) was ... 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 : Auteur(s): A. Sala, M. Azzali and A. Russo (Italy)
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Sources of variance in studies of krill population genetics
Abstract: There is a long-term interest in the population genetics of Antarctic krill species ... resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ... of krill population genetics, which must be able to accommodate this variance component as well as ... variance attributable to differences between regions. Genetic differentiation between stocks of krill in ...
Meeting Document : WG-EMM-01/12 : Auteur(s): S.N. Jarman and S. Nicol (Australia)
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Estimation of the fishery–krill–predator overlap
Abstract: Work undertaken during the intersessional period has enabled better use of the krill ... fishery data, and a comparison between the three existing indices of fishery-krill-predator overlap used ... resolution, resulted in lower overlap between the krill fishery and the krill predators, and lower values of ... –krill–predator overlap Approval: Approved ...
Meeting Document : WG-EMM-99/11 : Auteur(s): Secretariat
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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 : Auteur(s): S. Kawaguchi, T. Kameda and Y. Takeuchi (Japan)
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Extension to the krill-predator modelling exercise
Abstract: The krill-predator modelling calculations of Thomson and Butterworth (1995) are ... krill harvesting is found to be strongly dependent on the estimate of the maximum annual growth rate (R ... ) which the population can achieve. For R=10%, it is estimated that a krill harvesting intensity rate γ of ... ): Thomson, R.B., Butterworth, D.S. Title: Extension to the krill-predator modelling exercise Approval ...
Meeting Document : WG-EMM-96/67 : Auteur(s): Thomson, R.B., Butterworth, D.S.
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Uncertainty in green weight estimates from Norwegian krill fishing vessels
Abstract: Uncertainty related to estimates of krill green weight from catches has recently been ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ... 50-60 % of the total krill harvest, and reliable uncertainty estimates from these vessels will ... estimates from Norwegian krill fishing vessels Approval: Approved ...
Meeting Document : WG-EMM-13/41 : Auteur(s): G. Skaret and T. Knutsen (Norway)
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Estimation of the green weight of krill caught
Abstract: Vessels operating in the krill fishery in CCAMLR’s Convention Area are required to ... directly estimate the green weight of krill caught (Conservation Measure 21-03, Annex B). This requirements ... of the green weight of krill caught: codend volume, holding tank volume, flow meter (method 2), flow ... /15 (to May 2015). Author(s): CCAMLR Secretariat Title: Estimation of the green weight of krill ...
Meeting Document : WG-EMM-15/19 : Auteur(s): CCAMLR Secretariat
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TECHNICAL INFORMATION ABOUT THE NORWEGIAN KRILL FISHING VESSELS
weight of krill onboard the three Norwegian krill fishing vessels, Saga Sea, Juvel and Thorshøvdi Author ... (s): Iversen, S.A. Title: TECHNICAL INFORMATION ABOUT THE NORWEGIAN KRILL FISHING VESSELS Approval ...
Meeting Document : TASO-09/11 : Auteur(s): Iversen, S.A.
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Studies on zooplankton with special reference to krill from the Indian Ocean sector of the Southern Ocean
First Indian Antarctic Krill Expedition were studied. Zooplankton biomass values ranged fiom 9.79 to ... catch. Swarms of krill and salps were observed during the study period (austral summer) which were the ... that the present investigation site falls under potential krill fishing ground. Author(s): K.L. Bhat ... krill from the Indian Ocean sector of the Southern Ocean Approval: Approved ...
Meeting Document : WG-EMM-98/35 : Auteur(s): K.L. Bhat, R. Vijayakumar and V. Jaya Sree (India)