Search results
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Age-structured production model for toothfish at South Georgia
was fitted for all years, the change to the new selectivity function improved the fit to length frequency ... data achieved last year, but the fit was still poor. The fit to the CPUE was also poor ... to the selectivity model this year have led to an ASPM with superior performance. However, this study demonstrates ... for all years, the change to the new selectivity function improved the fit to length frequency data ...
Meeting Document : WG-FSA-SAM-05/18 : Author(s): A. Payne, G.P. Kirkwood, R. Hillary and D.J. Agnew (United Kingdom)
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
stock. High biomass density appeared with 2-4 year intervals after recruiting an abundant year-class ... . High biomass density appeared with 2-4 year intervals after recruiting an abundant year-class ... fish and older predominated in the catch. Their share gradually decreased in later years while ... in the biomass density of C. ~ari stock. High biomass aensity appeared with ~year intervals after recruiting ... an abundant year-class to the exploited stock. The biomass of other bottom species is more stable, especially ... subdivisions (56, 57, 60-62 acc. to Everson 1984), exploited regularly by the Polish fishery, in the 11 years ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Author(s): Mucha, M. and W. Ślósarczyk
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Preliminary analysis of seabird by-catch in the South Georgia icefish fishery
that could explain the number of birds caught. Differences in the numbers caught in the last three years also ... suggest that there may be a year effect. We were unable, with the limited data available, to separate ... of birds caught. Differences in the numbers caught in the last three years also suggest that there may ... be a year effect. We were unable, with the limited data available, to separate these various hypotheses ...
Meeting Document : WG-FSA-01/30 : Author(s): D.J. Agnew, N. Ansell and J.P. Croxall (United Kingdom)
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Conservation Measure Conservation Measure 10-06 (2002)
. 5. The Executive Secretary shall, before 30 April of each year, draw up a draft list of Contracting Party vessels ... Committee on Inspection and Compliance (SCIC) shall examine, each year, the Provisional IUU Vessel List ... the procedures established in paragraphs 5 to 12 each year in respect of adding or removing vessels from ... is prohibited; (c) fishing vessels, support vessels, mother-ships and cargo vessels flying their flag do ... Scheme to Promote Compliance by Contracting Party Vessels with CCAMLR Conservation Measures ...
Conservation Measure : 10-06 (2002)
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Contrasting population changes in sympatric penguin species in association with climate warming
ice adapted gentoo penguins increased significantly in numbers over the last 26 years, whereas ... adapted gentoo penguins increased significantly in numbers over the last 26 years, whereas chinstrap ...
Meeting Document : WG-EMM-06/P3 : Author(s): J. Forcada, P.N. Trathan, K. Reid, E.J. Murphy and J.P. Croxall (United Kingdom)
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La pêche à la légine australe (Dissostichus eleginoides) à Kerguelen (secteur Indien de l'océan Austral)
Islands zone for 20 years, firstly with trawlers and more recently with longliners. It is the oldest ... for 20 years, firstly with trawlers and more recently with longliners. It is the oldest fishery ...
Meeting Document : WG-FSA-05/27 : Author(s): C. Lord, G. Duhamel et P. Pruvost (France)
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White-chinned petrel incidental mortality event in the Subarea 48.3 Patagonian toothfish fishery during the season extension period in the 2013/14 season
for over 10 years. The circumstances associated with the event were investigated and a review of seabird ... chinned petrels, which is the most significant incidental mortality event in the fishery for over 10 years ...
Meeting Document : WG-FSA-14/28 : Author(s): M.A Collins, M. Soffker, C. Darby, K. Ross and P.N. Trathan (United Kingdom)
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Extending ecological monitoring to underpin the development of feedback management approaches for the Antarctic krill fishery
propose that CCAMLR consider the merits of different approaches over the next two years, so that it can ... the merits of different approaches over the next two years, so that it can agree a way forward and make best ...
Meeting Document : WG-EMM-12/04 : Author(s): P.N. Trathan (UK), H.J. Lynch (USA), C. Southwell (Australia), P.T. Fretwell (UK), G. Watters (USA) and N. Ratcliffe (UK)
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Statistical power to detect changes in growth rates of Antarctic fur seal pups
changes (between years) in pup growth rates, the loss of power associated with obtaining weight samples ... years) in pup growth rates, the loss of power associated with obtaining weight samples on only three ... Numerical simulations were used to investigate the power of methods for detecting changes (between years ... date, were computed separately for each sex and year. Bartlett's test was used to evaluate ... squared error (MSE) from both years were formed for use in a power analysis. Monte Carlo simulations ... and year in Table 1. There were no significant differences in variances of pup weights among dates ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 399–409 : Author(s): Boveng, P., J.L. Bengtson and M.E. Goebel
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Extinction risk of Antarctic and sub-Antarctic colonies of Pygoscelid penguins under climate change context
on the Shetland Islands (Antarctic Peninsula) and at Syowa Station (Eastern Antarctic). The Subantarctic Gentoo ... on the Shetland Islands (Antarctic Peninsula) and at Syowa Station (Eastern Antarctic). The Subantarctic Gentoo ...
Meeting Document : WG-EMM-2019/74 : Author(s): M. Huerta and S.A. Estay