Résultats de la recherche
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A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region
section of the main text and fre- quently used equations are described in the present section. However ... ° longitude (see next section). The area within each SSMU was provided by the CCAMLR Secretariat and was ... . Branch and Butterworth (2001) reported the number of pods, by species, sighted on surveys of larger ... 95% confi dence intervals) 36 069 (9 831–42 274) and the Branch and Butterworth (2001) data ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Auteur(s): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass
sections approximately 30 n miles in length. Each section was further divided into 1 n mile integration ... (MVBS). 226 At the end of each section various 'station' activities were carried out as part of ... . An estimate of the mean bottom depth was available for each section. The CTD profiles collected at ... either end of a section allowed an estimate of the mean temperature minimum to be obtained and used to ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Auteur(s): Murphy, E., I. Everson and A. Murray
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
methodology described by Pope et al., (1983). Each section comprised of 150 hooks placed 2 m apart on 60 cm ... proportion of females was 1:3.6. Figure 4 presents data collected in August 1991 off the coast of Valdivia ... 2001 to 3 000 3 72 - 131 97.0 4 75 - 133 95.4 113 O°r-__ ~96~0 ______________ ~~~~ __ -r ______ ... HOOK SIZE 3 2001-3000 n=29 12 2001-3000m n=69 10 6 8 4 6 4 2 2 0 0 50 60 70 90 110 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Auteur(s): Moreno, C.A.
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An assessment of toothfish in Subarea 48.3 using CASAL
spawning take place, lasted from 1 May to 31 August. The remainder of the year (1 September to 30 ... section, the results obtained for a number of different CASAL runs are presented. While the MCMC ... alternative assessments in the section ‘MCMC estimation of stock status’, all results pre- sented in the ... . Baseline assessment point estimates As described in the previous section, the base- line assessment ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 65–95 : Auteur(s): Hillary, R.M., G.P. Kirkwood and D.J. Agnew
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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
anomalies. The last section outlines an approach to the further development of CEMP indices for application ... accumulation of anomalies. The last section outlines an approach to the further development of CEMP indices ... statistique quelle que soit l'accumulation des anomalies. La derniere section decrit les grandes lignes d'une ... data. The third section of the paper assesses approaches to identifying when values (years) of the ... identify which issues are important for its use in a formal management framework for Antarctic fisheries ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Auteur(s): de la Mare, W.K. and A.J. Constable
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Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
. Further, the inclusion of an area stratum by fishing year interaction as an additional random effect in ... the GLMM is investigated. Fitting the stratum-by-year interaction as a fixed effect is problematic ... may be difficult. Fitting the stratum-by-year interaction as a random effect avoids this difficulty ... , and diagnostic methods to evaluate the validity of considering this interaction as random are ... -classifi cation. Further, the inclusion of an area stratum by fi shing year interaction as an additional ... random effect in the GLMM is investigated. Fitting the stratum-by-year interaction as a fi xed effect is ... estimates may be diffi cult. Fitting the stratum-by-year interaction as a random effect avoids this diffi ... culty, and diagnostic methods to evaluate the validity of considering this interaction as random are ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Auteur(s): Candy, S.G
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
for the current year (TACy’) as described in the next section which specifies the MP. 4. The ... , K.-H., J.M. Clark and C.A. Moreno. 2008. Interactions between cetaceans and fisheries in the ... . Killer whale (Orcinus orca) and sperm whale (Physeter mac- rocephalus) interactions with longline ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Auteur(s): Brandão, A. and D.S. Butterworth
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
CCAMLR Scier~ce, Vol. 8 (2001): 93-105 FISHING FOR ... scientific observers on board, as per CCAMLR guidelines. Observations indicated that the interaction of ... , or accessible to, scavenging birds. The only witnessed interaction with setting operations was when ... -section of sizes and sexes, were subjected to reimmersions. All individuals were 'lively' before ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Auteur(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
diamondedged saw. One half of the sectioned block was mounted (otolith section down) onto a microscope slide ... various studies on Antarctic silverfish age and growth are presented in La Mesa and Vacchi (2001) and ... (2): 111–119. La Mesa, M. and M. Vacchi. 2001. Age and growth of high Antarctic notothenioid fish ... Smith, W.O. Jr., D.G. Ainley and R. Cattaneo Vietti. 2007. Trophic interactions within the Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Auteur(s): Sutton, C.P. and P.L. Horn
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
section of the streamer line was recovered during hauling and reattached. All lines set, except numbers ... caught was dependent on the weighting regime long-term health of the bird concerned. In total, and the ... around South Georgia in the 1998 winter fishery (April to August). By-catch rates from the 8.5 kg/ 40 m ... interact with the vessel during setting operations. From early sets it was found that the high number ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Auteur(s): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes