Résultats de la recherche

1. The use of CCAMLR Statistical Subareas 88.1 and 88.2 and Division 58.4.1 by Macquarie Island giant petrels

   adult northern giant petrels (Macronectes halli), and two fledgling chicks of each species during the ... 88.1, extensively utilising these regions during long foraging trips to the ice-edge zone during ... earlier in the season (prior to hatching). Both southern and northern giant petrel fledglings crossed the ... Pacific Ocean, travelling east towards the South American Continental Shelf. Southern giant petrel chicks ...

   Meeting Document : WG-FSA-06/49 : Auteur(s): R. Trebilco, R. Gales, B. Baker and A. Terauds (Australia)

2. Modelling growth of Antarctic krill: a new approach to describing the growth trajectory

   Abstract:  Von Bertalanffy (VB) growth models for Antarctic krill have in the past been calibrated ... frequency samples. We develop an alternative approach to predicting the trajectory of length over time using ... from direct measurements of individual pre- and post-moult krill sampled from the wild with a model of ... from the Indian Ocean sector we model IGR as a function of pre-moult length and season using linear ...

   Meeting Document : WG-EMM-05/27 : Auteur(s): S. Candy and S. Kawaguchi (Australia)

3. CEMP indices and the development of ecosystem assessments

   Abstract:  In 2000, WG-EMM requested that the Secretariat review the historical development of ... CEMP indices and ecosystem assessments (Table 3 and paragraph 3.55). The following paper provides a ... of reference documents which could be held electronically on the CCAMLR website and/or on CDROM ... . Author(s):  Secretariat Title:  CEMP indices and the development of ecosystem assessments Approval ...

   Meeting Document : WG-EMM-01/9 : Auteur(s): Secretariat

4. Rajid by-catch in the longline fishery for toothfish in Subarea 48.3

   from April to July 1999. The overall average catch rate of rays was 0.7/thousand hooks, compared with ... models demonstrated that there are significant differences between the catch rates of rays for different ... vessels, areas, and depths in Subarea 48.3. Some vessels, fishing on the northern shelf edges of both Shag ... / thousand toothfish. Catch rates were lowest to the south and east of South Georgia. The two species most ...

   Meeting Document : WG-FSA-99/40 : Auteur(s): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)

5. Use of a population model to assess the impact of longline fishing on wandering albatross populations

   developed to simulate population trends over time, using demographic parameters from the population at ... Possession Island Crozets, during 1968 to 1986. The simulation results portray a population decreasing at a ... parameters indicate that both adult and juvenile mortality are contributing to the decrease. Wandering ... ; such deaths are likely to be relatively more frequent among young, naive birds. The model is used to ...

   Meeting Document : WG-IMALF-94/08 : Auteur(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)

6. Research plan for the exploratory fisheries for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2013/14

   Abstract:  Spain has notified its intention to participate in the exploratory fisheries for ... Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2013/14. The research plan details the objectives ... 24-01.   Author(s):  Submitted by the Secretariat on behalf of Spain Title:  Research plan for the ...

   Meeting Document : WG-SAM-13/12 : Auteur(s): Submitted by the Secretariat on behalf of Spain

7. Research plan for the exploratory fisheries for Dissostichus spp. in Subarea 48.6 and Division 58.4.1 in 2013/14

   Abstract:  Ukraine has notified its intention to participate in the exploratory fisheries for ... Dissostichus spp. in Subarea 48.6 and Division 58.4.1 in 2013/14. The research plan details the objectives ... 24-01.   Author(s):  Submitted by the Secretariat on behalf of Ukraine Title:  Research plan for the ...

   Meeting Document : WG-SAM-13/13 Rev. 1 : Auteur(s): Submitted by the Secretariat on behalf of Ukraine

8. Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2

   Abstract:  Tag-loss or tag-shedding rates for tagged fish in the Patagonian toothfish ... estimated following the method proposed by Adam & Kirkwood (2001). Tag-loss rates were generally low ... fish. With an initial tag-loss proportion of 2.8% and ongoing tag-loss rate of 0.056 in the longline ... . The parameter of annual tag-loss rate in CASAL’s single-tag model was approximated, for a maximum time ...

   Meeting Document : WG-FSA-17/21 : Auteur(s): P. Ziegler

9. REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA

   Abstract:  A previous study on the age and growth of Amblyraja georgiana in the Ross Sea suggested ... that is radically different from the published interpretation. By counting fine growth bands in the ... –37 years compared with 14 years). Several pieces of circumstantial evidence support the new ... STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA Approval:  Approved ...

   Meeting Document : WG-FSA-08/21 : Auteur(s): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)

10. Size-age composition and growth of Antarctic toothfish Dissostichus mawsoni in the Weddell Sea

    Abstract:  In the fishing season 2012/2013 Russian vessel “Yantar-35” worked in the Weddell Sea ... for the first time since fishery of Dissostichus mawsoni began. It has allowed extending a sampling ... area on biology of this species. In particular, size-age and growth samples of the Antarctic toothfish ... :  Size-age composition and growth of Antarctic toothfish Dissostichus mawsoni in the Weddell Sea Approval ...

    Meeting Document : WG-FSA-13/16 : Auteur(s): E.N. Kyznetsova, A.F. Petrov and I.I. Gordeev (Russia)

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