Search results
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Exploring the ASPM as an alternative method to estimate the Patagonian toothfish biomass at CCAMLR Subarea 48.3
fit with standardized CPUE series and observed length proportions in the catches. In this paper, we ... discuss some of the problems related with available CPUE data and estimate new vulnerability patterns to ...
Meeting Document : WG-FSA-SAM-05/5 Rev. 1 : Author(s): O.C. Wöhler, P.A. Martínez and A. Aubone (Argentina)
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Implementation of Conservation Measure 31-02
Abstract: In compliance with CM 31-02 (General Measure for the closure of all fisheries ... the Argos Georgia to be both responsible and fully compliant with CCAMLR requirements. Author(s ...
Meeting Document : CCAMLR-XXXI/BG/30 : Author(s): Delegation of the United Kingdom
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Species identification illustrated guide of the Southern Ocean - CCAMLR convention area 48, 58, and 88
species identification with real photographs in the Southern ocean. All of the photographs provided in ... . Welcome cooperation with interesting contributor and research body for development this guide. Author(s ...
Meeting Document : WG-EMM-15/06 : Author(s): Delegation of the Republic of Korea
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Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2001/02
(numbers of seabirds per observed fishing operation) in 2001–02, with seabirds reported caught from 26% of ... the main fishery areas had incidental captures, compared with 9% of observed squid trawls. Observed ... for the main fisheries with observed seabird captures: for ling longlines mean catch rates ranged from ... %) were caught in ling autoline fisheries by area compared with 685 seabirds (c.v. = 13%) for the four ...
Meeting Document : WG-FSA-04/56 : Author(s): S.J. Baird (New Zealand)
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A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in SSRU 88.2E for the 2004/05 season
catch removals were modelled as a single fishery. Model fits to the data were adequate, with the tag ... -release and recapture data providing the most information on stock size, but with the catch-at-age data ... uncertain, with the median estimated as 7720 t (95% credible intervals 3760–22 240 t), and current (B2005 ...
Meeting Document : WG-FSA-05/31 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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An Apparent Decrease in the Prevalence of “Ross Sea Killer Whales” in the Southern Ross Sea
daily basis has also decreased in nearby McMurdo Sound. Consistent with a decrease in the catch-per-unit ... whales would force more direct competition with other predators for capture of the smaller-fish prey ... . Therefore, we propose, the Ross Sea killer whales have opted to move elsewhere in a scenario consistent with ...
Meeting Document : WG-EMM-09/P01 : Author(s): D.G. Ainley, G. Ballard and S. Olmastroni
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An assessment of the use of ocean gliders to undertake acoustic measurements of zooplankton: the distribution and density of Antarctic krill in the Weddell Sea
survey boxes showed features coherent with ship-borne measurements, with peak densities in both boxes ... monitoring. With appropriate survey design, gliders can be used for estimating krill distribution and ...
Meeting Document : WG-EMM-14/P02 : Author(s): D. Guihen, S. Fielding, E. Murphy, K. Heywood and G. Griffiths
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A review of rattail (Macrourus spp.) and skate by-catch and analysis of standardised CPUE, for the exploratory fishery in the Ross Sea (CCAMLR Subareas 88.1 and 88.2) from 1997/98 to 2004/05
rates of rattails were lower with the Spanish line system than with the autoline system. Russian and ... shown a general increasing trend since 1998/99, with a peak in 2002/03. It was not possible to reliably ...
Meeting Document : WG-FSA-05/24 : Author(s): S.L. Ballara and R.L. O’Driscoll (New Zealand)
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Ecosystem modelling for the Antarctic krill fishery
University of Concepcion, Chile with the Fisheries Centre at University of British Columbia, Canada. In a ... pilot study Ecopath with Ecosim 4.0 is being used to develop two mass-balance models of the Antarctic ... the system. Both models are being constructed with the same structure to allow comparisons between the ...
Meeting Document : WG-EMM-01/65 : Author(s): T. Antezana, J. Cornejo, E. Bredesen, P. Faundez (Chile), A.W. Trites and T. Pitcher (Canada)
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Net monitoring on Norwegian krill fishing vessels, recent trials, and a proposal for amendment to CM 25-03 to accommodate cabled communication between net sensors and vessel
implemented on the FV Saga Sea because extensive trials carried out in 2017/18 with other alternatives were ... this particular rigging is compatible with the main objectives of CM 25-03, i.e. minimizing the ... connection between trawl and vessel is rigged in such a manner that interactions with seabirds causing ...
Meeting Document : SC-CAMLR-38/18 : Author(s): O.A. Bergstad