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1. Modelling krill recruitment

   observed values of the mean proportion of recruits and its variance to model recruitment in a krill ... population in terms of numbers of recruits. The method includes the calculation of natural mortality and ... other parameters consistent with the observed proportional recruitment parameters. A procedure is given ... for generating families of recruitment functions which are consistent with the statistical uncertainty ... , Australia Abstract A method is developed for using observed values of the mean proportion of recruits ... and its variance to model recruitment in a krill population in terms of numbers of recruits. The ... method includes the calculation of natural mortality and other parameters consistent with the observed ... which are consistent with the statistical uncertainty in the observed recruitment parameters. Resume ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 49–54 : Autor(es): W.K. de la Mare

2. Response to Everson (2008)

   sampled data). There is no reason to suppose that any of the limited number of sur- vey transects would ... . Thus, there is no reason for the MaxEnt approach to ‘provide an estimate of stand- ing stock close to ... , UK Using multifrequency acoustic data from the CCAMLR-2000 Survey (Hewitt et al., 2004; Watkins et ... the Jolly and Hampton (1990) frequentist sta- tistical analysis approach, the biomass of Antarctic ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 195–198 : Autor(es): Brierley, A.S., B.G. Heywood and S.F. Gull

3. Estimating standing stock of krill using maximum entropy

   true that the Jolly and Hampton approach takes no account of spatial structure, it should be recalled ... Anglia Ruskin University, Cambridge, UK Email – i.everson@anglia.ac.uk The paper by Heywood et al ... . (2006) describes a maximum entropy image reconstruction (MaxEnt) of the krill distribution using data ... from the CCAMLR-2000 Synoptic Survey. The reconstructed distribution is used to estimate the standing ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 193 : Autor(es): Everson, I

4. A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels

   from Antarctic krill fishing vessels Abstract / Description:  The use of fishing-vessel-based acoustic ... data has been recognised as an important way to estimate the distribution and relative abundance of ... Antarctic krill (Euphausia superba), yet the quality and even the utility of the data may be seriously ... degraded by interference noise due to the lack of synchronisation of the acoustic instruments found on some ... effectively removed and there was no evident change to the swarm structure. Only the mean acoustic density ... the interference noise, the proportions increased to 79% and 93% respectively. There was no evident ... and Technology Qingdao 266237 People’s Republic of China Email – zhaoxy@ysfri.ac.cn Abstract The ... use of fishing-vessel-based acoustic data has been recognised as an important way to estimate the ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Autor(es): Wang, X., J. Zhang and X. Zhao

5. Feeding and food intake of Electrona carlsbergi (Tåning, 1932) Myctophidae

   by various methods was from 3.7 to 5.6% of fish body weight. The amount of food consumed by E ... . carlsbergi during the year in the waters to the south of the Antarctic Convergence is about 15 times fish ... fish body weight. The amount of food consumed by E. carlsbergi during the year in the waters to the ... south of the Antarctic Convergence is about 15 times fish body weight. Resume En ete et automne ... carlsbergi (Tdning) is one of the most abundant species of the Myctophidae family living in the Southern ... in different parts of the Southern Ocean. (Kozlov, Tarverdieva, 1989; Oven et al., 1990; Tarverdieva ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 411–416 : Autor(es): Gerasimova, O.V.

6. Choosing distance between acoustic survey tacks

   mathematical model was used to show that the distance between acoustic survey tacks can reasonably be selected ... on the basis of typical size of the surveyed region, allowable relative error in the biomass estimate ... , and the variation coefficient of the density values of the krill concentrations. It is recommended ... that the suggested criterion be applied in real hydroacoustic surveys. File:  08-Kalikhman-et-al.pdf ... mathematical model was used to show that the distance between acoustic survey tacks can reasonably be selected ... on the basis of typical size of the surveyed region, allowable relative error in the biomass ... estimate, and the variation coefficient of the density values of the krill concentrations. It is ... recommended that the suggested criterion be applied in real hyroacoustic surveys. CHOISIR LA DISTANCE ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Autor(es): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler

7. Editorial

   Paper Title:  Editorial Abstract / Description:  This is the 18th volume of CCAMLR Science and the ... contents reflect the important science that supports CCAMLR’s management of the marine living resources of ... the Southern Ocean. In particular there is a suite of papers that address key aspects of improving ... assessment of the population status of toothfish and of assessing the risk associated with gathering data and ... Science, Vol. 18 (2011): 167 167 This is the 18th volume of CCAMLR Science and the contents reflect the ... important science that sup- ports CCAMLR’s management of the marine living resources of the Southern Ocean ... . In particular there is a suite of papers that address key aspects of improving assessment of the ... population status of toothfish and of assessing the risk associated with gathering data and interpreting ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 167 : Autor(es): Editors

8. Some principles for fisheries regulation from an ecosystem perspective

   / Description:  The paper discusses some principles to be considered in the formulation of a framework for the ... regulation of fisheries from an ecosystem perspective, under the Convention for the Conservation of Antarctic ... regulation which have a more rigorous scientific interpretation than the broad principles of conservation set ... out in the Convention. An important property required for subsidiary objectives is that they are ... REGULATION FROM AN ECOSYSTEM PERSPECTIVE W.K. de la Mare (Australia) Abstract The paper discusses some ... principles to be considered in the formulation of a framework for the. regulation of fisheries from an ... ecosystem perspective, under the Convention for the Conservation of Antarctic Marine Living Resources. An ... rigorous scientific interpretation than the broad principles of conservation set out in the Convention ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 323-339 : Autor(es): de la Mare, W.K.

9. A simulation study of krill fishing by an individual Japanese trawler

   / Description:  A model is set up for the operation (which includes both searching and fishing) of a Japanese ... parameters are determined primarily from the scientific FIBEX surveys. Output from the model of the operation ... is compared with (and partially tuned to) statistics for a sample of data from the commercial fishery ... . A major inconsistency is found: haul times are a factor of 4-5 times greater in reality than in the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 1–108 : Autor(es): Butterworth, D.S.

10. 1989/90 stock status and TAC assessment for Champsocephalus gunnari in Subarea 48.3 (South Georgia)

    (South Georgia) Abstract / Description:  The 1989/90 stock status and TAC assessment for Champsocephalus ... gunnari in South Georgia Subarea (48.3) has been made using the biostatistic material for 1982/83 to 1987 ... /88 collected by Soviet scientists. VPA tuning has been made by the Laurec-Shepherd method (1985 ... ) using standardized fishing effort. For the beginning of the 1989/90 fishing season, the stock was ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 15–27 : Autor(es): Frolkina, Zh.A. and P. Gasyukov

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