Résultats de la recherche

1. By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)

   j=21!nJ(n+1)(n+3) ...( n+2j-3) . (3) The variance of delta-distributed data with more than one ... studies where, in general, fish by-catch decreased with increasing krill catch rates (Table 3). The top ... , these observers showed that fish were are captured with midwater trawl gear, and presen t i n t he ... ) provided efficient estimators for means and variances of data that come from a mixture distribution with ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Auteur(s): Watters, G

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

   and its distribution at small- scale management units is required (CCAMLR, 2015). Compared with ... was also equipped with a 38 kHz SIMRAD ES60 echo- sounder, a 32 kHz KAIJO sonar, a three-frequency ... operational during normal fishing activities; however, none of them were synchronised with the EK60 ... ; Higginbottom et al., 2008). The specific operations in each step are described as follows, with operators ...

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

3. Cephalopod research in the Antarctic

   and possibly with commercial jigging gear. The distribution of the early-life phases of three ... species and particular water . masses or current systems or their relationships with the continental ... collection, together with Antarctic collections from the 'Discovery' expeditions and from the 'Walther ... •. Considerable progress could be made by further sampling for cephalopods with large mid-water and bottom trawls ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 323-334 : Auteur(s): Rodhouse, P.G.

4. Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses

   isotope ratios were determined and compared with those of species caught as by-catch and collected from ... isotope ratios were determined and compared with those of species caught as by-catch and collected from ... the number of Antarctic (Dissos- tichus mawsoni) and Patagonian (D. eleginoides) toothfish with their ... , 1987; Michener and Schell, 1994). δ13C in an animal usually occurs within 1‰ compared with that of ... its diet (DeNiro and Epstein, 1978; Fry and Sherr, 1984), whereas δ15N is enriched by 2–4‰ with each ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Auteur(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*

5. Toothfish, Dissostichus eleginoides, at South Georgia

   Dissostichus eleginoides fishery at South Georgia has expanded greatly in recent years. It has been claimed ... mm in diameter. The ova are in the developing phase consistent with the subjective observation that ... they were at stage 2 when caught. Testes are clearly developing and consistent with the observation ... that they were at stage 2. The gonads from all fish in this sample are therefore consistent with the ... Georgia has expanded greatly in recent years. It has been claimed that the exploited fish are senescent ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 255–261 : Auteur(s): Everson, I. and S. Campbell

6. Editorial

   volume with papers using data from the Pacific, Indian and Atlantic sectors of the CAMLR Convention Area ... ecosystems, incidental mortality associated with fishing, fish stock assess- ment and at-sea operations. A ... support scientific development, particularly through engaging early- career scientists, in the work of ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 243

7. The choice of procedure for deciding when to close fisheries regulated by CCAMLR: a simulation model

   ) than either Models 2 or 3, although it appears to perform less well with catches of Type I than Model ... latter year, a second method was developed (Model 2 in this paper) that resulted in catches being 4.3 ... further the performance of various methods of arriving at a closure decision and to develop methods with ... , modelled by a sine function overlaid with a variance that is proportional to catch rate where (l is the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 81–97 : Auteur(s): Agnew, D.J.

8. Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf

   Patagonian rockcod were found to be 2.5 years and 12.6 cm. File:  09-Shilbanov.pdf ... . The calculations were made starting with modal age class of 3 years (Figure 2). For recording the ... and 120 g with the mean weight of about 40 g. The maximum age of P.g. shagensis is 7 years and fish ... - t' mean age of fish, 3.42 years age of year class which is fully represented in catches and does ... years The analysis of the age composition curve shows that not all two year old fish were represented ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Auteur(s): Shlibanov, V.I.

9. Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program

   for that year. In this respect, trials were undertaken with 0.25,0.5 and 0.75 of the parameters ... baseline mean and variance estimates. Number of Additional Years with Anomalies 1 2 3 4 5 6 7 ... included in the data over years. populations along with features of the physical environment. One of the ... year, even though different sets of parameters may contribute to the indices in different years ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Auteur(s): de la Mare, W.K. and A.J. Constable

10. Preliminary atlas of Balaenopterid whale distribution in the Southern Ocean based on pelagic catch data

    March, plus three summary maps of fin whales catches for the years 1952/53–1961/62 combined, for each of ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 113-193 : Auteur(s): Mizroch, S.A. et. al

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