Resultados de la búsqueda
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Preliminary investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
present the preliminary development of a two-area stock assessment model. A two-area model is a method for ... the acquisition of additional data to provide an index of abundance for the southern ASR be given a ... investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the ... Abstract: In 2013, the Scientific Committee of CCAMLR could not achieve consensus on a stock ...
Meeting Document : WG-FSA-14/57 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the two previous seasons
during the last two fishing seasons is presented. A prospective estimation of the local biomass (B LOC ... ) of three SSRUs visited using the local depletion method, together with the extrapolation to the total ... Biomass in the entire SSRUs, as well as an estimation of the Biomass in SSRU 58.4.1H using the mark ... : Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 ...
Meeting Document : WG-FSA-14/35 : Autor(es): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)
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Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program
. Together the two boxes therefore provide data of value to fishery scientists, ecologists and environmental ... : Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in ... Abstract: Acoustic surveys were carried out in January 1996 within two 100 x 80 km boxes located ... , and to provide krill biomass estimates for management purposes. Survey box 1 was located to the north ...
Meeting Document : WG-EMM-96/18 : Autor(es): Watkins, J.L., Murray, A.W.A., Brierley, A.S.
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Comparing two and three frequency dB window identification techniques for estimating Antarctic krill density
of krill targets was carried out using different permutations of two and three-frequency windows ... . Density was estimated, from identified krill targets, using the 120 kHz data and an acoustic scattering ... ) three-frequency window. Author(s): S. Fielding Title: Comparing two and three frequency dB window ... identification techniques for estimating Antarctic krill density Approval: Approved Secretariat Workflow Status ...
Meeting Document : SG-ASAM-18/01 : Autor(es): S. Fielding
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Testing for genetic differentiation between two size classes of the starry skate (Amblyraja georgiana)
A. Fleming (New Zealand) Title: Testing for genetic differentiation between two size classes of the ... Abstract: Two size classes of A. georgiana have been described in by-catch fishing data reported ... mitochondrial DNA (mtDNA) gene sequences and tested whether the two size classes represented genetically ... support the hypothesis that the two size classes were reproductively isolated. Author(s): P. Ritchie and ...
Meeting Document : WG-FSA-12/53 : Autor(es): P. Ritchie and A. Fleming (New Zealand)
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Performance assessment and performance improvement of two underwater line setting devices for avoidance of seabird interactions in pelagic longline fisheries
performance improvement of two underwater line setting devices for avoidance of seabird interactions in ...
Meeting Document : WG-FSA-00/64 : Autor(es): N. Brothers, D. Chaffey and T. Reid (Australia)
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AFMA Research Fund – Final Report. Performance assessment and peformans improvement of two underwater line setting devices for avoidance of seabird interactions in pelagic longline fisheries
Report. Performance assessment and peformans improvement of two underwater line setting devices for ...
Meeting Document : WG-FSA-01/80 : Autor(es): N. Brothers, D. Chaffey and T. Reid (Australia)
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Tests for anomalous years in the CCAMLR index series (draft)
Abstract: The properties of a method for detecting anomalous years in CCAMLR index series are ... obtained on the assumption that the series being considered consists of random values from a constant ... other constant distribution. For cases like (a) # is proposed that the standardized deviations from a ... fitted linear regression line are compared with a critical value that is obtained on the assumption that ...
Meeting Document : WG-EMM-Stats-97/06 : Autor(es): MacKenzie, D., Manly, B.F.
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Further investigations in the assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13
movement, tag mixing and the potential for localised depletion on the stock assessment were also ... toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13 Approval ... region. That R3 be chosen as the base case model for providing management advice for the 2014/15 fishing ... year once it has been updated with the 2014 fishery data. That ways to obtain a better estimate of the ...
Meeting Document : WG-SAM-14/29 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2014–15
toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2014–15 ... Abstract: We provide an update of the descriptive analyses of the toothfish tagging programme in ... years, most vessels have achieved or exceeded the required tagging rate of one toothfish per tonne of ... despite a 25% reduction in quota for the area for 2015. The research plan implemented in SSRUs 88.2C–G in ...
Meeting Document : WG-FSA-15/37 : Autor(es): S.J. Parker and S. Mormede (New Zealand)