Search results
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Extension to the krill-predator modelling exercise
Abstract: The krill-predator modelling calculations of Thomson and Butterworth (1995 ... to 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 ... (s): Thomson, R.B., Butterworth, D.S. Title: Extension to the krill-predator modelling exercise Approval ...
Meeting Document : WG-EMM-96/67 : Author(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 ... implemented for the fleet in 2012. There are at present three Norwegian vessels operating in the krill fishery ... krill harvest, and reliable uncertainty estimates from these vessels will therefore be important ... (s): G. Skaret and T. Knutsen (Norway) Title: Uncertainty in green weight estimates from Norwegian krill fishing ...
Meeting Document : WG-EMM-13/41 : Author(s): G. Skaret and T. Knutsen (Norway)
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Diagnostic model of functioning of Antarctic krill population in the Cooperation Sea
to mathematical modelling of Antarctic krill population in the Cooperation Sea. The choice of investigation area ... to 1984 and 1988. The objective of the researches was to reveal causes of sharp fluctuations in krill ... -information modelling for future creation of a prognostic model of functioning of Antarctic krill population ... krill population in the Cooperation Sea Approval: Approved ...
Meeting Document : WG-Joint-94/07 : Author(s): V. Belyaev and M. Khudoshina (Ukraine)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
. There is now extensive evidence that there are years when there is a very low abundance of Antarctic krill ... with the most obvious impacts on survival and breeding success of some of the major krill predators. The open ... structure by moving krill over large distances to areas where they are available to predator colonies ... of krill and the transport pathways emphasizing that both the causes and the consequences of events ...
Meeting Document : WS-AREA 48-98/8 : Author(s): 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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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 ... of small animals like krill are difficult, the theoretical scattering models are used to predict ... , morphology, orientation, and material properties of krill are required. There are two important material ... -speed and density of krill were carried out. We report on those preliminary results. The mean total ...
Meeting Document : WG-EMM-05/36 : Author(s): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (Japan)
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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 ... , resulted in lower overlap between the krill fishery and the krill predators, and lower values of both ... the Agnew-Phegan and Schroeder indices. Author(s): Secretariat Title: Estimation of the fishery–krill ...
Meeting Document : WG-EMM-99/11 : Author(s): Secretariat
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Incorporation of science advice from the CCAMLR working groups and Scientific Committee into the krill assessment model for Subarea 48.1
Abstract: The integrated assessment for Antarctic krill (Euphausia superba) in CCAMLR Subarea ... of the recommendations extracted from the CCAMLR Scientific Committee reports regarding the integrated krill assessment ... for representing the population/subpopulation represented by krill in Subarea 48.1, or, if not, what modifications ... . The future projection components of the integrated krill model are undergoing revision following WG-SAM-2016 ...
Meeting Document : WG-SAM-17/32 : Author(s): D. Kinzey, G.M. Watters and C.S. Reiss
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Fishing patterns of Japanese krill trawlers
Abstract: Log book data from Japanese Krill Trawlers were used to characterize their fishing ... 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 : Author(s): S. Kawaguchi, T. Kameda and Y. Takeuchi (Japan)
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Final report of scientific observation of commercial krill harvest aboard the Japanese stern trawler Niitaka Maru, 13 December 2000–26 January 2001
Abstract: Japan has deployed one scientific observer on a Japanese krill trawler, Niitaka Maru ... measurements of krill, product types are described in the report. The trawler made an anti-clockwise trip ... southwards. Also, they encountered icebergs twice, and caught some small sized krill around them, which ... of scientific observation of commercial krill harvest aboard the Japanese stern trawler Niitaka Maru, 13 ...
Meeting Document : WG-EMM-01/38 : Author(s): T. Hayashi, S. Kawaguchi and M. Naganobu (Japan)
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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 ... weight of krill caught: codend volume, holding tank volume, flow meter (method 2), flow scale and meal ... ). Author(s): CCAMLR Secretariat Title: Estimation of the green weight of krill caught Microsoft Word File ...
Meeting Document : WG-EMM-15/19 : Author(s): CCAMLR Secretariat