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1. Benthos by-catch study and benthic cameras deployment during the Poker 4 fish biomass survey for habitat characterisation in the Kerguelen Plateau

   CCAMLR a new data acquisition protocol for benthos bycatch in the French fisheries of the Southern Ocean ... , benthic cameras permitted to observe the substrates in this northern part of the Kerguelen Plateau ... Abstract:  The Muséum national d’Histoire naturelle presented at the 2017 EMM Working Group of the ... protocol is based on the sampling of specimens and the weighing and photographic sampling of the whole ...

   Meeting Document : WG-EMM-18/20 : Author(s): A. Martin, J. Blettery, N. Améziane and M. Eléaume

2. Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 2000–2001

   Zone around the Prince Edward Islands. There was a slight increase in the number of fishing trips and ... hooks set in 1999/2000. The number of seabirds killed dropped dramatically from 268 in 1999/2000 to 76 ... in 2000/2001. White-chinned petrels Procellaria aequinoctialis accounted for 85.5% of the six species ... killed. Author(s):  P.G. Ryan and B.P. Watkins (South Africa) Title:  Seabird by-catch in the Patagonian ...

   Meeting Document : WG-FSA-01/61 : Author(s): P.G. Ryan and B.P. Watkins (South Africa)

3. Progress report on the Australian Fisheries Research and Development Corporation project to develop robust assessment methods and harvest strategies for spatially complex, multi-jurisdictional toothfish fisheries in the Southern Ocean

   and sex ratio across the Kerguelen Plateau; 3) An analysis of the fishable area in the French and ... region will continue to be refined to account for the spatial structure of the stocks and fisheries in ... spatial characteristics of current and historical fishing by France and Australia, and the underlying ... distribution, abundance and movement of toothfish on the Kerguelen Plateau, to enable complementary harvest ...

   Meeting Document : WG-SAM-15/37 : Author(s): P. Burch, C. Péron, D. Welsford, P. Ziegler, T. Lamb, T. Robertson (Australia), G. Duhamel, N. Gasco, P. Pruvost, C. Chazeau and R. Sinègre (France)

4. A study on calibration for commercial echosounder using the bottom backscattering strength from a fishing vessel near the South Shetland Islands in Antarctic

   fishing vessel to use it in estimating biomass of Antarctic krill (Euphausia superba). The method of ... calibration was to analyze the difference between the bottom backscattering strength of the commercial ... , was examined to verify the calibration result. The analysis result confirmed the possibility of ... calibration by bottom backscattering strength, since the proportion of krill swarm signals within 2 dB < S ...

   Meeting Document : WG-EMM-16/61 : Author(s): Delegation of the Republic of Korea

5. Marine ecosystem acoustics (MEA): quantifying processes in the sea at the spatio-temporal scales on which they occur

   monitoring. Realistic understanding of what can and cannot be achieved with the available sampling techniques ... -space scales at which they occur, which is essential for some of the management challenges of CCAMLR ... , for example the FBM.   Sustainable management of fisheries resources requires quantitative knowledge ... . Conventional sampling by physical capture is inconsistent with the spatial and temporal scales on which many of ...

   Meeting Document : WG-EMM-15/P01 : Author(s): O.R. Godø, N.O. Handegard, H.I. Browman, G.J. Macaulay, S. Kaartvedt, J. Giske, E. Ona, G. Huse and E. Johnsen

6. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region for the years 1997–98 to 2014–15

   -Carlo Markov Chain (MCMC) diagnostics suggested no evidence of non-convergence in the key biomass ... Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs 88.2A–B ... observations. Sensitivity runs showed that the results were relatively insensitive to the use of logistic ...

   Meeting Document : WG-FSA-15/38 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

7. Diagnostic plots for the assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2018/19

   Ross Sea region presented in Dunn (2019a), following the recommendations of WG-SAM-2015 (SC-CAMLR-XXXIV ... 2015 Annex 5). The stock assessment is described in Dunn (2019a) and a detailed description of the ... Abstract:  We provide diagnostic plots for the 2019 base case model for Antarctic toothfish in the ... stock area, stock assessment methods and the stock assessment parameters are given in Dunn & Parker ...

   Meeting Document : WG-FSA-2019/10 : Author(s): A. Dunn

8. The need to reduce uncertainties in the Antarctic krill fishery

   delaying the establishment of krill catch limits among small-scale management units (SSMUs) in Area 48 ... distribution and seasonal variability, predator-prey relationships and the effects of climate change are ... . Uncertainties over krill escape mortality and the impact of krill fishing on fish larvae and krill predators are ... Title:  The need to reduce uncertainties in the Antarctic krill fishery Approval:  Approved Secretariat ...

   Meeting Document : CCAMLR-XXIX/BG/21 : Author(s): ASOC Observer

9. Field identification guide to the main fishes caught in the Ross Sea longline fishery

   longline boats fishing in the Ross Sea was prepared under the New Zealand Ministry of Fisheries Project ... ANT2005-02 and was used by Ministry of Fisheries observers and fishers during the 2006–07 season. That ... guide was revised in 2007 following comments and suggestions from the users and now covers 27 taxa ... characters, e.g., liparids. Some species likely to be seen only in stomach contents of other fishes are ...

   Meeting Document : WG-FSA-07/41 : Author(s): P.J. McMillan, P. Marriott, S.M. Hanchet, J.M. Fenaughty, E. Mackay and H. Sui (New Zealand)

10. Can we improve the Scientific Committee’s ability to provide unequivocal management advice on fish stocks in the Convention Area?

    knowledge of the stocks and improve the Scientific Committee’s ability to provide less controversial ... management advoice. However, a level of uncertainty higher than in fish stock assessment in other parts of ... unequivocal management advice on fish stocks in the Convention Area? Approval:  Approved ... Abstract:  An outline is provided on data and analyses which would be required to improve the ...

    Meeting Document : WG-FSA-90/25 : Author(s): Convener, Working Group on Fish Stock Assessment

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