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1. Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea

   either two or three discrete areas, with migrations of fish between areas. The 2-area model appeared to ... , or migration patterns. Simulations experiments suggested that reliable, albeit uncertain, estimates ... of biomass could be obtained from each model when the operating model was the same as the estimation ... data simulated from the 2-area model. All the multi-area models investigated here could do with ...

   Meeting Document : WG-FSA-SAM-05/12 : Autor(es): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)

2. Precio del Pescado: Análisis del comercio mundial de austromerluza negra (Dissostichus eleginoides) y de austromerluza antártica (Dissostichus mawsoni)

   toothfish that will be used to identify changes in the global toothfish market and assist in management ... Abstract:  Patagonian and Antarctic toothfish are traded internationally and considered to be of ... great commercial importance to the 13 nations that actively harvest toothfish for global consumption ... 44% from 2007 to 2012 with an overall decrease in traded volume. The USA accounted for 54% of total ...

   Meeting Document : CCAMLR-XXXIII/BG/14 Rev. 2 : Autor(es): Secretariat

3. Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G

   the stock in this region. We also recommend that the tagging rate in this region be increased to at ... fish have been recaptured. It is likely that the lack of recaptures of tagged fish in this region has ... been caused primarily by the poor spatial overlap of released tagged fish with subsequent fishing ... identify four main grounds previously fished in SSRUs 88.2C–G. We recommend that in the short term (the ...

   Meeting Document : WG-FSA-14/59 : Autor(es): S.M. Hanchet and S.J. Parker (New Zealand)

4. A proposal for streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources

   a CCAMLR context. It is proposed that the working groups of the Scientific Committee be revised to ... Fishing could be spread across all three with a more dedicated report in the Assessment working group as ... Abstract:  The work of the Scientific Committee is expanding with a duplication of some functions ... streamline the work and to help reduce the number of groups needing to be attended by our experts. The ...

   Meeting Document : WG-EMM-05/35 : Autor(es): A.J. Constable (Australia)

5. Activity, seasonal site fidelity, and movements of Type-C killer whales between the Ross Sea, Antarctica and New Zealand

   photo-ID data indicates that TCKW show a high degree of seasonal site fidelity, with whales inter ... and photo-identification), that TCKW undergo long-distance travel from the southern Ross Sea to New ... potential threats faced by, and capacity for resilience in, this top predator. Together with Weddell seals ... , TCKW have been identified as one of the two top predator species in the Ross Sea most likely to be ...

   Meeting Document : WG-EMM-15/52 : Autor(es): R. Eisert (New Zealand), G. Lauriano, S. Panigada (Italy), E.N. Ovsyanikova, I.N. Visser, P.H. Ensor, R.J.C. Currey, B.R. Sharp and M.H. Pinkerton (New Zealand)

6. Results of the fifth Ross Sea shelf survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, February 2016, and notification for continuation in 2017

   Abstract:  At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... abundance from a well-designed survey could be a useful input into the Ross Sea stock assessment model. The ... length frequency distributions indicate than another stronger year class has entered the population with ... a mode at 75 cm, and that the older year class has 100 cm. The decline in the catch rates from 2012 ...

   Meeting Document : WG-SAM-16/14 : Autor(es): A. Dunn, C. Jones, S. Mormede and S. Parker

7. Empirically-driven feedback management incorporating multi-scale risk assessment and an experimental framework to facilitate adaptive improvement

   aspects of each currently tabled approaches from RA, EF, DR and EMP into potentially one that can be ... seeks to demonstrate the practicality of its implementation that could provide CCAMLR with a “dress ... towards developing a practical FBM approach (SC-36 para.3.23).  We present a revised approach to that ... developed to become relatively easy and quick to operationalize.  Finally, we propose a package of work that ...

   Meeting Document : WG-EMM-2019/18 : Autor(es): A.D. Lowther, B. Krafft, O.R. Godø, C. Cardenas, X. Zhao and O.A. Bergstad

8. Algunos aspectos biologicos relevantes a la explotacion de la merluza negra (Dissostichus eleginoides Smitt, 1898) en la zona economica exclusiva argentina y sector oceanico adyacente

   . The distribution of Patagonian toothfish extends between of 36°30'S and 55°S from 80 to 2500 m ... . The selectivity perimeter should be bigger than 46 cm. The new maturity curve range at 50% 78,27 for ... ; females: a=5E-06; b=3.161; both: a=4E-06; b=3.187. The distribution of adults and juveniles can be ...

   Meeting Document : WG-FSA-97/49 : Autor(es): Almeyda, S.M., Prenski, L.B.

9. Analysis of the longline fishery data in the Ross Sea (SSRUs 881B, C and G)

   should be treated.    It was also shown that the current approach to analyze longline fishery data in the ... duration (min) and hauling speed   (min/1000 hooks) were analyzed. Our analysis shows that there is a ... interval of 99,7% CI. These CPUE and catch values are statistically unreliable and questionable high with ... respect to the fishery data in the year under consideration.  It was shown that total questionable catch ...

   Meeting Document : WG-FSA-16/14 : Autor(es): S. Kasatkina

10. Evidence of change to the environment, ecosystem and fishery within Area 48 indicates the need for continued precaution

    ) which was established in 1991 based on the maximum catches reported for each subarea. Since that time ... the ecosystem has undergone rapid environmental change. Several studies suggest that krill numerical ... changes are consistent with global evidence of the ecological effects of environmental change. At the same ... time catches in Subarea 48.1 have increased beyond the maximum pre-1991 catch for that subarea which ...

    Meeting Document : WG-EMM-2019/29 : Autor(es): S. Hill and A. Atkinson

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