Resultados de la búsqueda
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Albatross mortality and associated bait loss in the Japanese longline fishery in the Southern Ocean
ill the problem is possible and that an overall reduction in excess of 90% could be achieved. Further ... Abstract: A conservative calculation of the number of albatrosses killed annually on Japanese ... longlines in southern oceans in 44 000. The actual figure could be double and is sufficiently high to ... mortality and associated bait loss in the Japanese longline fishery in the Southern Ocean Approval ...
Meeting Document : WG-IMALF-94/06 : Autor(es): Brothers, N. 1991. Biol. Conservation, 55: 255-268.
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Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
considered. Fishing in summer (near-coincident with the period of krill growth), or throughout the year ... , allows a greater catch (for the same risk of depletion) than in the case of fishing in winter. Author(s ... Abstract: The results of Butterworth et al. (1991) relating potential krill yield to a pre ... -exploitation survey estimate of krill biomass are extended as specified by the Third Meeting of Working Group ...
Meeting Document : WG-KRILL-92/04 : Autor(es): D.S. Butterworth, G.R. Gluckman and S. Chalis (South Africa)
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The error of the biomass estimate as a function of survey parameters and the statistics of a density field of krill aggregations
Abstract: Simple relationships expressing dependence of sampling relative error in biomass ... examination and on parameters of survey itself, have been derived with the help of mathematical statistics and ... depends, and direction of survey with respect to the axis of the correlation ellipse and frequency of ... a posteriori estimation of error made when calculating biomass, and for survey planning on the basis ...
Meeting Document : SC-CAMLR-VI/BG/39 : Autor(es): Z.I. Kizner (USSR)
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Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
Abstract: The results of Butterworth et al. (1992) relating potential krill yield to a pre ... -exploitation survey estimate of kril1 biomass are extended to incorporate most of the amendments specified by ... the Third and Fourth Meetings of Working Group on Krill. The most important of these extensions is ... integration over the ranges of uncertainty for a number of the model parameters. Results are provided for the ...
Meeting Document : WG-KRILL-93/42 : Autor(es): D.S. Butterworth, G.R. Gluckman, R.B. Thomson and S. Chalis (South Africa)
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VME detection thresholds: provision of a beta version of a R library to compute detection probabilities and preliminary results on the case of the sea pens (Pennatulacea) of the CCAMLR Division 58.4.4b
of sea pens (Pennatulacea, NTW, VME bioindicator) in the 58.4.4b sector have been reported during the ... elements of a study centered on the case of the sea pens, and based on the data collected in the 58.4.4b ... , the data are reported to the Secretariat to inform the CCAMLR about the potential presence of VME to ... CCAMLR SAM Working Group 2018. However, despite the important level of the catches, no VME detection ...
Meeting Document : WG-FSA-2019/46 : Autor(es): A. Martin and M. Eléaume
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PROPOSED AMENDMENTS TO CONSERVATION MEASURE 51-01 (2008) PRECAUTIONARY CATCH LIMITATIONS ON EUPHAUSIA SUPERBA IN STATISTICAL SUBAREAS 48.1, 48.2, 48.3 AND 48.4
PROPOSED AMENDMENTS TO CONSERVATION MEASURE 51-01 (2008) PRECAUTIONARY CATCH LIMITATIONS ON ... EUPHAUSIA SUPERBA IN STATISTICAL SUBAREAS 48.1, 48.2, 48.3 AND 48.4 ...
Meeting Document : CCAMLR-XXVIII/48 : Autor(es): Delegation of Ukraine
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EU proposal for amendment to CCAMLR Conservation Measure 51-06 on scientific observation in krill fisheries
EU proposal for amendment to CCAMLR Conservation Measure 51-06 on scientific observation in krill ...
Meeting Document : CCAMLR-XXIX/40 : Autor(es): Delegation of the European Union
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EU proposal for amendment to CCAMLR Conservation Measure 10-04 to include krill vessels in VMS reporting
EU proposal for amendment to CCAMLR Conservation Measure 10-04 to include krill vessels in VMS ...
Meeting Document : CCAMLR-XXIX/41 : Autor(es): Delegation of the European Union
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Some data on Antarctic toothfish Dissostichus mawsoni reproduction in the Ross Sea (Subarea 88.1) in the period from December 2002 to March 2003
Abstract: On the grounds of data analysis collected by one of the authors – Prutko V.G. in ... presented. Presence of Antarctic toothfish spawning concentrations in the northern part of the research area ... ability of the species in question. Brief program of such research is presented. Author(s): V.G. Prutko ... December, 2002-March, 2003 in Subarea 88.1, we determine Antarctic toothfish body length at maturity of 50 ...
Meeting Document : WG-FSA-03/49 : Autor(es): V.G. Prutko and L.A. Lisovenko (Ukraine)
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Results from the New Zealand exploratory fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the 2004/05 season
Abstract: The New Zealand longliners Janas and San Aspiring were authorised to operate in the ... Exploratory Fishery in Divisions 58.4.1 and 58.4.2 during the 2004-05 season. The results from their first ... season in this fishery are presented. Janas undertook 44 sets in Division 58.4.2 for a catch of 37.9 ... tonnes of D. mawsoni and 0.395 tonnes of D. eleginoides. Two sets were undertaken in Division 58.4.1 SSRU ...
Meeting Document : WG-FSA-05/62 : Autor(es): G.J. Patchell (New Zealand)