Resultados de la búsqueda
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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 : Autor(es): Secretariat
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Phytoplankton standing stocks in relation to krill in Antarctic waters
Abstract: Investigations on krill trawl operations in the southern ocean were accompanied by the ... phytoplankton and zooplankton studies during the First Indian Antarctic Krill Expedition. The study area which ... phytoplankton and zooplankton in the region of krill swarm however showed active feeding by the latter on these ... abundance could be possible sites for locating krill fisheries in the southern oceans. Author(s): X.N ...
Meeting Document : WG-EMM-98/34 : Autor(es): X.N. Verlecar, R. Vijayakumar, F. Saldhana and L. Martins (India)
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ON THE STRATOSPHERE OZONE DISTRIBUTION ASYMMETRY POSSIBLE IMPACT ON KRILL BASED ECOSYSTEM
Abstract: Besides the climate change impact on krill based ecosystem uncertainties the factors of ... productive krill population region, and QSW maximum- in the Ross Sea area and Australian sector. We expect ... add the uncertainties to the information gaps in the status of Antarctic krill resources existed due ... data (C1 data) from vessels fishing for krill in the CAMLR Convention Area in 1974-2007 is started to ...
Meeting Document : WG-EMM-09/36 : Autor(es): G. Milinevsky (Ukraine)
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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 : Autor(es): Thomson, R.B., Butterworth, D.S.
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A sensitivity analysis of a simple krill individual-based model designed to investigate length-based recruitment indices
-board Krill (Euphausia superba) fishing vessels measure the length of individual Krill sampled from ... commercial catches. These extremely valuable data may be used to monitor the state of harvested Krill ... individual-based model of krill population dynamics was subjected to a sensitivity analysis. Starting from a ... (Secretariat) Title: A sensitivity analysis of a simple krill individual-based model designed to investigate ...
Meeting Document : WG-EMM-13/23 : Autor(es): S. Thanassekos and K. Reid (Secretariat)
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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 : Autor(es): 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 : Autor(es): CCAMLR 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 ... recommendations extracted from the CCAMLR Scientific Committee reports regarding the integrated krill assessment ... enough to use for representing the population/subpopulation represented by krill in Subarea 48.1, or, if ... of harvest meet decision rules. The future projection components of the integrated krill model are ...
Meeting Document : WG-SAM-17/32 : Autor(es): D. Kinzey, G.M. Watters and C.S. Reiss
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Analysis of the Chilean operation in the Antarctic krill fishery, years 2017/18
by the Chilean krill fishing ship Antarctic Endeavour throughout its first year of operation (2017 ... the production of krill meal. Effort, catch and CPUE, and the length frequency distributions of ... captured krill are recorded per trip and Subarea. Additionally, information is given on the yield obtained ... and R. Rolleri Title: Analysis of the Chilean operation in the Antarctic krill fishery, years 2017/18 ...
Meeting Document : WG-EMM-2019/09 : Autor(es): P.M. Arana and R. Rolleri
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Annual migrations of pelagic fish stocks into a krill hotspot
Abstract: We report here on the existence of seasonal fish migrations into a krill hotspot ... from krill on a single frequency. Trawl catches in the area during 2019 gave high densities of mackerel ... frequency response may be similar to that of krill at the commonly used frequencies of 38 and 120 kHz ... . Author(s): T. Klevjer Title: Annual migrations of pelagic fish stocks into a krill hotspot Approval ...
Meeting Document : WG-EMM-2019/33 : Autor(es): T. Klevjer