Résultats de la recherche

1. Age validation of Patagonian toothfish (Dissostichus eleginoides) from Heard and Macquarie Islands

   recapture, we determined that for age classes 5 to 18, one increment is laid down per year. The expected ... consensus that the observed increments represent annual events, no direct validation has been provided for ... selected for analysis. Strontium (Sr) marks were detected in 139 of the 142 otoliths examined. Using the ... number of increments was the same as the observed increments for 88% of cases (when the time-at-liberty ...

   Meeting Document : WG-FSA-05/60 : Auteur(s): K. Krusic-Golub and R. Williams (Australia)

2. 2019 update of ongoing work on age and growth of Antarctic toothfish (Dissostichus mawsoni) from Divisions 58.4.1 and 58.4.2

   Abstract:  Spanish and Australian scientists are working on the age and growth estimates of ... scientists have joined this colaborative work. Age-length frequencies from the three members are shown and ... Australia, Republic of Korea and Spain Title:  2019 update of ongoing work on age and growth of Antarctic ... responsibility for releasing documents:  Spain ...

   Meeting Document : WG-FSA-2019/47 : Auteur(s): Delegations of Australia, Republic of Korea and Spain

3. ADDING CATCH AT AGE AND SURVEY DATA TO THE 48.3 TOOTHFISH CASAL ASSESSMENT

   Abstract:  The catch-at-age based CASAL model for toothfish in Subarea 48.3, which was presented ... suggested by WG-FSA-2007 are implemented. Fits to the survey length frequencies are good for recent surveys ... very good. There is evidence for a size-based influence on post-tagging mortality, post-tagging growth ... recaptures at size improve. However, there is still some evidence for a sex-based influence on the fits ...

   Meeting Document : WG-SAM-09/13 : Auteur(s): D.J. Agnew and M. Belchier (United Kingdom)

4. Size-age composition and growth of Antarctic toothfish Dissostichus mawsoni 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)

5. Estimates of natural and fishing mortality from toothfish mark–recapture and catch-at-age data at South Georgia

   fishing mortality, for the given age range, than are assumed and predicted by the current assessment ... Abstract:  This paper presents new results and estimation bias analyses for a Bayesian mark ... for estimating key parameters like natural mortality, as well as a method for comparing parameter ... mortality from toothfish mark–recapture and catch-at-age data at South Georgia Approval:  Approved ...

   Meeting Document : WG-FSA-06/54 : Auteur(s): R.M. Hillary and D.J. Agnew (United Kingdom)

6. Definition of age characteristics of Antarctic toothfish (Dissostichus mawsoni) from the Indian Ocean sector of the Antarctic region

   Abstract:  For the determination of the age of Dissostichus mawsoni used otoliths and scales. All ... . Slypko and K. Vyshniakova (Ukraine) Title:  Definition of age characteristics of Antarctic toothfish ...

   Meeting Document : WG-FSA-10/13 : Auteur(s): L. Pshenichnov, I. Slypko and K. Vyshniakova (Ukraine)

7. Distribution and size-age composition of Antarctic krill in the South Orkney Islands region (CCAMLR Subarea 48.2)

   Abstract:  This paper describes distribution and size-age composition of Antarctic krill ... /2009 and 2009/2010 seasons. All age cohorts of krill passed spawning during the season 2008/2009, while ... . Individuals of Antarctic krill in age 1+ were absent in catches in both 2008/2009 and 2009/2010 seasons ... :  Distribution and size-age composition of Antarctic krill in the South Orkney Islands region (CCAMLR Subarea ...

   Meeting Document : WG-EMM-10/16 : Auteur(s): D.O. Sologub and A.V. Remeslo (Russia)

8. Age and Length Growth of Champsocephalus gunnari, Lonnberg 1905 (Pisces, Chaenichthyidae, in the Area of Elephant Island, West Zone, Antarctica

   Abstract:  In order to extend the knowledge on the age and growth of antarctic fishes, the authors ... Chaenichthyidae family, Champsocephalus gunnari. The age determination of this species, was made using the otolith ... fine cutting technique. Through the reading of the growth rings the age classes corresponding to3, 4, 5 ... and 6 year old males and 3, 4 and 5 year old females were found. The growth curves were adjusted ...

   Meeting Document : WG-FSA-85/11 : Auteur(s): A.P. Tomo and E. Barrera-Oro (Argentina)

9. Comparative data on size–age composition and growth of Antarctic toothfish Dissostichus mawsoni in Ross Sea, Amundsen Sea and Weddell Sea

   Abstract:  Comparative data on size-age composition and growth of Antarctic toothfish D. mawsoni ... :  Comparative data on size–age composition and growth of Antarctic toothfish Dissostichus mawsoni in Ross Sea ...

   Meeting Document : WG-FSA-14/15 : Auteur(s): A.F. Petrov, E.N. Kyznetsova, S.V. Piyanova and I.I. Gordeev (Russia)

10. Informal Summary of Results of the Antarctic Fish Age Determination Workshop

    Title:  Informal Summary of Results of the Antarctic Fish Age Determination Workshop Approval ...

    Meeting Document : WG-FSA-86/11

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