Résultats de la recherche
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CASAL model evaluation incorporating the calculation of harvest rate for D. eleginoides at Division 58.4.4b
CCAMLR management target (50% B0) were estimated to be c.a. 6%. This value is higher than current ... of IUU on the CASAL assessment, especially B0 estimation. Furthermore, we estimated the harvest rate ... ), and M3 (no season effect on CPUE), unnaturally high standardized CPUE in 2007/08 reduce 25 t B0 and ... difference of standardized CPUE (with/without “Spawning season” effect) cause 10% difference in B0 estimation ...
Meeting Document : WG-FSA-2019/62 : Auteur(s): T. Okuda and F. Massiot-Granier
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e-sc-xxviii.pdf
... .......................................................... 81 Coordinating the work of CCAMLR with external bodies .......................... 83 Capacity ... building and burden sharing ................................................. 83 Reporting progress ... AND SCAF ............................................................. 87 SECRETARIAT SUPPORTED ... Scientific Committee and that this had proved to be a useful way of shortening the reports and allowed application/pdf attached to:SC-CAMLR-XXVIII
Meeting Report : SC-CAMLR-XXVIII
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Domaines de planification des AMP
location of current and planned research efforts in order to be helpful as reporting and auditing units ... – Bellingshausen A map of the CAMLR Convention Area, onto which a layer of MPA planning domains can be applied, can ... be accessed via the Online GIS. There has been extensive discussion of MPAs in the Scientific ...
Page : Site Section: Science
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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
intervals should be used. Results suggested that seabird by-catch on lines using effective weighting regimes ... may be even further reduced where all lines being set in the vicinity use effective line-weighting ... conditions may be held as constant as possible within experiments, the ability to separate treatment effects ... from other sources of variation (e.g. environmental factors) must be preserved. File: 07agnew-etal.pdf ... kg at 40 m intervals should be used. Results suggested that seabird by-catch on lines using ... effective weighting regimes may be even further reduced where all lines being set in the vicinity use ... , because even though conditions may be held as constant as possible within experiments, the ability to ... separate treatment effects from other sources of variation (e.g. environmental factors) must be preserved ...
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
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Programme de marquage de la CCAMLR
recaptures of tagged fish. The abundance of fish can then be estimated based on the assumption that the ... proportion of tagged fish in the total population will be the same as the proportion of tagged fish that are ... recorded in catches. The population can then be estimated using the total catches, the number of fish ...
Page : Site Section: Science
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Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?
discriminant analysis can be used to determine the sex of individuals, it is only able to correctly sex a ... birds with greater than 80% success, the difference between the true and apparent mean is likely to be ... discriminant function with greater than 80% success may be used to derive statistically robust estimates of ... 87%, as would be expected. Now, the sample size required to detect a change k in the means 11 and ... males and females, and these often overlap. Whilst discriminant analysis can be used to determine the ... difference between the true and apparent mean is likely to be undetectable when fewer than 600 birds are ... % success may be used to derive statistically robust estimates of male and female characteristics ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Auteur(s): Agnew, D.J.
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WG-DCH-84
Committee of CCAMLR WG-DCH-84/09 Antarctic fisheries catch statistics, 1977/78 to 1981/82 Secretariat WG-DCH ... could be obtained from the krill fishery as per requirement of CCAMLR Chilean National Section of CCAMLR ...
Meeting
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A hybrid approach to acoustic classification and length estimation of krill
- bution of each population in the Ross Sea. In principle, the abundance of the two populations can be ... cult. To measure target strength in situ, an acoustic resolution volume must be based on a single ... . Therefore, in the Ross Sea the standard method can only be applied sporadically, in particularly ... can be used to estimate the radius of the backscattering cross section from a model such as that for ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Auteur(s): Azzali, M., I. Leonori and G. Lanciani
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Tagging Equipment Order Form
return email a DHL tracking number and an estimated order cost. A final invoice will be issued once the ... . Prices are shown in Australian Dollars (AUD). Please be advised that prices for some items have recently ...
Webform
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Status of the krill stock around Elephant Island in 1991/92 and 1992/93
appears to be a recurring and predictable aspect of the krill stocks in the Antarctic Peninsula region ... other years appears to be associated with female maturity development and spawning during the early ... appeared to be affected by dense salp concentrations during 1992/93 and 1989/90. File: 02loeb-siegel.pdf ... maturity classes conformed to previous descriptions and appears to be a recurring and predictable aspect ... but poor success from 1991/92. Year class success from these and other years appears to be associated ... , maturity stage composition and reproductive activity of hill appeared to be affected by dense salp ... krill around 50 mm in length. More than 87% of the individuals were adult, and juveniles made up only ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Auteur(s): Loeb, V. and V. Siegel