Résultats de la recherche

1. A method for estimating recruitment and mortality from time series of length-density data

   years. A worked example is provided in an appendix. Author(s):  A. Constable and I. Ball (Australia ... estimates are needed for estimating recruitments and for use in assessing yield. This paper proposes a ... -likelihood function based on one or more cohorts for which their abundance has been estimated in two or more ...

   Meeting Document : WG-FSA-00/52 : Auteur(s): A. Constable and I. Ball (Australia)

2. BEACH DEBRIS SURVEYS SOUTH SANDWICH ISLANDS

   (70%) being pieces of driftwood which had probably been in situ for at least several years. Many ... Abstract:  Beach debris surveys were carried out at two sites in the South Sandwich Islands ... length) at Demon Point, Candlemas Island were made, separated by exactly one month, in January and ... , Saunders Island, was made in late January 1997. Incidental observations were n1ade on several other islands ...

   Meeting Document : CCAMLR-XVI/BG/10 : Auteur(s): Delegation of the United Kingdom

3. Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey

   biomass estimate which is set as the catch for a 20-year period. Three alternative fishing seasons are ... considered. Fishing in summer (near-coincident with the period of krill growth), or throughout the year ... , allows a greater catch (for the same risk of depletion) than in the case of fishing in winter. Author(s ...

   Meeting Document : WG-KRILL-92/04 : Auteur(s): D.S. Butterworth, G.R. Gluckman and S. Chalis (South Africa)

4. Size selectivity of the RMT8 plankton net and a commercial trawl for Antarctic krill

   has been studied. Selection curves indicate that krill length classes smaller 20 mm are ... underrepresented in the RMT8. For the commercial trawl with a liner mesh size of 12mm the length classes smaller 35 ...

   Meeting Document : WG-EMM-07/28 : Auteur(s): V. Siegel (Germany)

5. Progress report on the Weddell Sea Research Program Stage II

   Abstract:  Results of longline survey on Antarctic toothfish in the Weddell Sea (Stage II) are ... presented in the paper. Options I and II of the survey were carried out from February 10 to February 22 ... , 2014. A total of 34 longlines were set: the Option I – 10+20 and the Option II – 4 at the depths ... result of the Research program Stage II the entire measured biomass of the Antarctic toothfish in the ...

   Meeting Document : WG-SAM-14/05 : Auteur(s): A.F. Petrov, I.I. Gordeev, S.V. Pianova and E.F. Uryupova (Russia)

6. Progress report on the Weddell Sea Research Program Stage II

   Abstract:  Results of longline survey on Antarctic toothfish in the Weddell Sea (Stage II) are ... presented in the paper. Options I and II of the survey were carried out from February 10 to February 22 ... , 2014. A total of 34 longlines were set: the Option I – 10+20 and the Option II – 4 at the depths ... toothfish in the Weddell Sea was determined (565 000 t). It was calculated using areal method recommended by ...

   Meeting Document : WG-FSA-14/03 Rev. 2 : Auteur(s): A.F. Petrov, I.I. Gordeev, S.V. Pianova and E. F. Uryupova (Russia)

7. CEAMARC, the Collaborative East Antarctic Marine Census for the Census of Antarctic Marine Life (IPY # 53): An overview

   was a major ship-based research programme in the austral summer of 2007e2008 involving scientists from ... 30 countries and 19 vessels. The Collaborative East Antarctic Marine Census (CEAMARC) was a ... the marine life in this poorly studied sector and will help to establish the monitoring of future ... changes in this region. Author(s):  G. Hosie, P. Koubbi, M. Riddle, C. Ozouf-Costaz, M. Moteki, M. Fukuchi ...

   Meeting Document : WS-MPA-11/P01 : Auteur(s): G. Hosie, P. Koubbi, M. Riddle, C. Ozouf-Costaz, M. Moteki, M. Fukuchi, N. Ameziane, T. Ishimaru, A. Goffart

8. Tendencia de la mortalidad incidental de aves en buques de la flota chilena durante la pesca de Dissostichus eleginoides, (Subárea 48.3)

   killed in both years, followed by Procellaria aequincotialis with 10% and 33% respectively. For 1995 ... Abstract:  The incidental mortality of birds in the fishery of Dissostichus eleginoides was ... analyzed for the Chilean fleet at Subarea 48.3 during 1996 to 1997. In 1996, 533 birds were killed and 478 ... in 1997. The most vulnerable species was Diomedea melanophrys representing 41,% of the total bird ...

   Meeting Document : WG-FSA-97/26 : Auteur(s): Gonzalo Benavides, A., Rubilar, P.S., Moreno, C.A.

9. Simulation experiments and CCAMLR yield estimates using CASAL

   , 2004) and investigate model performance from alternative types of observations. In general, most models ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... additional data (i.e., more observation types) assisted in providing better estimates. Further research on ... “true” states with data that includes bias and variance in observations, as well as the robustness of ...

   Meeting Document : WG-FSA-SAM-05/9 : Auteur(s): A. Dunn (New Zealand)

10. The gentoo penguin as a candidate species for the CCAMLR Ecosystem Monitoring Program

    in the CEMP. The extensive dependence of this species in these ISR’s on Euphausia superba, (including ... in winter), its residence in the ISR’s in winter and its early attainment of sexual maturity are all ... Abstract:  Based on dietary and other biological information collected over several years at Bird ...

    Meeting Document : WG-CEMP-90/14 : Auteur(s): J.P. Croxall and T.D. Williams (United Kingdom)

Pages