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1. An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba

   biological data are assessed in terms of decreases in the residual variance of relationships. We have ... identified key sources of variability where relatively small increases in the effort of analysis result in ... large improvements in the precision of prediction. Surprisingly, the stage of the moult cycle of the ... krill into male and female categories is of little practical use in improving the precision of any ... decreases in the residual variance of relationships. We have identified key sources of variability where ... relatively small increases in the effort of analysis result in large improvements in the precision of ... practical use in improving the precision of any prediction of mass. However, the separation of gravid ... marked improvement in the precision of prediction. Example equations are provided. * In press ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 371-373 : Auteur(s): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle

2. Influence of the quality and quantity of data from a multi-year tagging program on bias and precision of biomass estimates from an integrated stock assessment – update

   program, in particular the effects of the size (tag size-overlap) and numbers of tagged fish, the duration ... of the tagging program, the type of auxiliary data used in the assessment, and the catch history ... emerged within this overall trend. The results show that in the early stages of the tagging program, a ... and the resulting data should not be used in stock assessments with only few years of data available ...

   Meeting Document : WG-FSA-12/18 : Auteur(s): P.E. Ziegler (Australia)

3. Some specific features of the USSR krill fishery and possibilities of applying fishery statistics to studies of krill biology and stocks

   to the actual biomass of krill in the place in question. In both cases particular diurnal and long ... Paper Title:  Some specific features of the USSR krill fishery and possibilities of applying ... the USSR krill fishery such as the location of exploited fishing areas and the seasonal regime of ... their exploitation are considered. Using data obtained by the scouting vessel Globus engaged in regular ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 237–252 : Auteur(s): Dolzhenkov, V.N., T.G. Lubimova, R.R. Makarov, S.S. Parfenovich and V.A. Spiridonov

4. COMPARISON OF THE PRECISION OF DIRECT VERSUS AGE LENGTH KEY METHODS OF ESTIMATING CATCH-AT-AGE PROPORTIONS

   ) of fish in the catch, determining the ages in the sample, and calculating proportions in each age ... the length frequency distribution, and thus that of the age distribution, are over-represented in the ... younger age classes in terms of the accuracy of integrated assessments that employ catch-at-age ... class. This “direct” method can be replaced by the age length key (ALK) method if there are in addition ...

   Meeting Document : WG-FSA-09/22 Rev. 1 : Auteur(s): S.G. Candy (Australia)

5. Results of study of the oogenesis characteristics of Antarctic toothfish (Dissostichus mawsoni Norman 1937) (Nototheniidae) from Subareas 88.1 and 88.2 (Ross Sea)

   and 88.2 in the Ross Sea are presented. The morphological parameters, indices of gonads have been ... % of total cell number. The oocytes in the ovaries of analyzed fish did not reach the maximum size ... Abstract:  The results of the histological analysis of the Antarctic toothfish (Dissostichus ... mawsoni) reproductive system, caught in December-March, 2004-2005 by the longliner VOLNA in subareas 88.1 ...

   Meeting Document : WG-FSA-07/49 : Auteur(s): S. V. Piyanova and A.F. Petrov (Russia)

6. Important aspects of prey distribution for the formation of foraging areas of chinstrap penguins and Antarctic fur seals at Seal Island

   compared to evaluate important factors for the formation of foraging areas of Chinstrap penguins ... foraged in the inshore region, while overnight foraging penguins foraged in the slope region. It was ... suggested that important factors for the formation of daytime foraging areas may be mainly 1), while those ... difficulty in perceiving prey at night. Antarctic fur seals foraged mostly in the slope/offshore region ...

   Meeting Document : WG-EMM-97/28 : Auteur(s): Bengtson, J.L., Hiruki, L.M., Naganobu, M., Ichii, T., Meyer, W.R., Cameron, M.F., Boveng, P., Takao, T., Miura, A., Jansen, J.K., Kawaguchi, S., Hayashi, T.

7. Demographic characteristics of the Adélie penguin population of Béchervaise Island after 12 years of study

   numbers) were analysed for the Béchervaise Island Adélie penguin colony in eastern Antarctica after 12 ... breeding success calculated. As for most long-lived seabird species, growth/decline rates of the Adélie ... rates, especially of young breeding adults, than to changes in fecundity parameters. These findings are ... characteristics of the Adélie penguin population of Béchervaise Island after 12 years of study Approval:  Approved ...

   Meeting Document : WG-EMM-02/48 : Auteur(s): J. Clarke, K. Kerry, A. Townsend and L. Emmerson (Australia)

8. The use of Antarctic shags to monitor coastal fish populations: evaluation and proposals after five years of test of a standard method

   . Likewise, the history of the development of this theme in relation to the EMM and FSA Working Groups of ... and quantitatively the diet of shags and can reflect differences in fish availability between seasons ... Abstract:  This overview reflects the main points of the feasibility of using the Antarctic Shag ... CCAMLR since the onset of the 1990s until the recent five year testing period of the Standard Method, is ...

   Meeting Document : WG-EMM-03/5 : Auteur(s): R. Casaux and E. Barrera-Oro (Argentina)

9. Review of Russian investigations of krill escape through the meshes of commercial trawls: approaches to estimating gross removal at krill fishery

   Abstract:  In this study the review of Russian investigations of krill escapement through the ... studies in two aspects: the problems and approaches to elaboration of the efficient methodology for the ... mortality» assessment in krill fishery. It is suggested to use the models of probability-statistical theory ... of fishing systems developed in AtlantNIRO, for solving the following tasks: quantitative ...

   Meeting Document : WG-EMM-10/19 : Auteur(s): S.M. Kasatkina (Russia)

10. Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling

    assessment of complex stochastic systems, including the assessment of the effectiveness of trawl nets used in ... of various configurations. The algorithm for solving this problem is constructed in such a way that ... Paper Title:  Methodological guidelines on the assessment of trawl catchability of krill by means ... of statistical modelling Abstract / Description:  This paper offers an approach to the assessment of ... stochastic systems, including the assessment of the effectiveness of trawl nets used in krill fishing ... THE ASSESSMENT OF TRAWL CATCHABILITY OF KRILL BY MEANS OF STATISTICAL MODELLING Z.I.Kizner (U. S ... . S. R.) Abstract This paper offers an approach to the assessment of the relative effectiveness ... of krill fishing gear by means of statistical modelling. The Monte-Carlo method, which is described ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Auteur(s): Kizner, Z.I.

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