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

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Numéro du document:

WG-FSA-2019/47

Auteur(s):

Delegations of Australia, Republic of Korea and Spain

Soumis par:

Roberto Sarralde Vizuete (Espagne)

Approuvé par:

Roberto Sarralde Vizuete (Espagne)

Point(s) de l'ordre du jour

WG-FSA-2019 - 4.2.2 - Dissostichus spp. in Area 58

Résumé

Spanish and Australian scientists are working on the age and growth estimates of Antarctic toothfish within divisions 58.4.1 and 58.4.2 from 2015 and 2017 respectively. During 2019, Korean scientists have joined this colaborative work.

Age-length frequencies from the three members are shown and "a posteriori" calibration between ESP and KOR has been made.