Résultats de la recherche
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Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996–2000
uses an iterative Bayesian approach to infer the most probable krill density for each of the 32 000 0.5 ... survey boxes (dimensions 80 km × 100 km) north of South Georgia. The reconstructions were generated from ... 80 km transects in each box, providing about 1 600 density estimates per box. The MaxEnt technique ... krill densities for each survey, for which the confidence limits are often narrower than those ... survey area, and provides an estimate of the standard deviation about the mean for each cell. The ... ( 19 97 ), JR 28 ( 19 98 ), JR 38 ( 19 99 ) an d A T L D ( 20 00 ). A xe s ar e ... narrow and unimodal and was consequently modelled well by the MaxEnt pro- cess. For cruises with higher ... not possible to satisfy all the conditions for a MaxEnt solution. Cruise Year Box Jolly and Hampton ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 91–100 : Auteur(s): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins
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e-cc-xxviii-a6.pdf
... critical. 20. DOCEP assigned an impact for non-compliance based on a 1 (negligible) to 5 (critical ... been relatively effective’. However, DOCEP believed that, using an agreed framework for a compliance ... , therefore DOCEP used an overall average of its members’ rankings as a consensus value for the impact scores ... conservation measures 30. DOCEP noted that, while it would be extremely useful for it to evaluate all
application/pdf attached to:DOCEPMeeting Report : DOCEP
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WG-EMM-95
Doc Number Title WG-EMM-95/01 Provisional agenda and provisional annotated agenda for the First ... the South Orkney Islands in 1989/90 Latogursky, V.I. WG-EMM-95/06 Summary of fine-scale catches of ... transducers Foote, K.G. WG-EMM-95/09 Performance of an acoustic sonde design Foote, K.G. WG-EMM-95/10 ... possible causes for its variability Siegel, V., Loeb, V. WG-EMM-95/16 Hydrographic conditions around ...
Meeting
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e-sc-xxxii-a04.pdf
... be presented to WG-FSA, noting that this could also provide an efficient framework for summarising ... recaptures per year for a given research design as a function of research catch, tagging rate and the ... proponents provide a rationale for an appropriate number of expected tag returns, drawing on the advice ... information on by-catch in Subarea 48.6 be collated to enable an appropriate threshold for the by-catch
application/pdf attached to:WG-SAM-13Meeting Report : WG-SAM-13
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WG-FSA-12
conduct an exploratory longline fishery for Dissostichus spp. in 2012/13 Delegation of France CCAMLR-XXXI ... revision of WG-SAM-12/14) A. Rélot-Stirnemann (France) WG-FSA-12/30 Finfish research proposals for Subarea ... M.L. Stevenson,S.M. Hanchet, S. Mormede and A. Dunn (New Zealand) WG-FSA-12/43 Rev. 1 Manual for age ... Method of age determination for Antarctic toothfish (Dissostichus mawsoni) E.N. Kyznetsova, A.F. Petrov ...
Meeting
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CCAMLR-XXIX
Secretary CCAMLR-XXIX/04 Review of the 2010 budget, draft 2011 budget and forecast budget for 2012 Executive ... CCAMLR-XXIX/13 Proposal to commission an independent review of the Secretariat’s data management systems ... notifications for krill fisheries 2010/11 Secretariat CCAMLR-XXIX/20 Summary of notifications for new and ... New Zealand CCAMLR-XXIX/38 Rev. 1 Proposal for a general conservation measure to implement an ...
Meeting
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WG-FSA-89
) WG-FSA-89/22 Rev. 1 1989/90 Stock Status and TAC Assessment for Champsocephalus gunnari in South ... Applicable to 1988/89 Secretariat WG-FSA-89/27 Correction for Under-representation of 1 and 2 Year Old ... Kingdom), J. Sosinski, Z. Cielniaszek and J. Szlakowski (Poland) WG-FSA-89/07 Proposed Maturity Scale for ... Software for Fish Stock Assessment Secretariat WG-FSA-89/11 Summary of Length Composition Data Submitted ...
Meeting
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WG-FSA-98
, 48.2 and 88.3 and proposal for a new streamer line design WG-FSA-98/20 Fishing with pots in the ... Estimates of age for samples of Dissostichus eleginoides and Dissostichus mawsoni from CCAMLR Subarea 88.1 P ... Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an ... requirements for 1999 Secretariat WG-FSA-98/13 About the fecundity of Patagonian toothfish (Dissostichus ...
Meeting
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Assessing the power to detect systematic change in Adélie penguin foraging trip duration
constructed and fitted to data collected at Béchervaise Island over a 12-year period when only natural ... or trips sampled diminished rapidly when sample sizes were greater than 30 penguins and three trips ... per penguin. Statistics were developed to test for three forms of change (step, trend and ramp). A ... test for change based on the difference between pre- and post-impact means generally performed better ... an ge 0.0 0.2 0.4 0.6 0.8 1.0 0 5 10 15 20 25 30 0.0 0.2 0.4 0.6 0.8 1.0 0 5 10 15 20 25 ... year, and yijkm is the natural logarithm of fijkm; M is the average duration across all years for all ... across the years for which data were available, and 'is is the remaining (unexplained) natural year ... that mean foraging trip duration is constant for years i = 1,2,…,a prior to an impact (i.e. Mi = M0 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Auteur(s): Southwell, C., J. Clarke and L.M. Emmerson
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e-sc-xxxi-a06.pdf
... proposal for a three-year study to provide an improved understanding of the magnitude, species and size ... registration • internal framework and work flow for authoring, review and translation • comprehensive ... Working Group noted potential difficulties in defining an objective criterion for krill survival after ... which 12 carried observers with an overall rate of vessel × month coverage of 90%. The Working Group
application/pdf attached to:WG-EMM-12Meeting Report : WG-EMM-12