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1. Report on conversion factor of the Antarctic toothfish, Dissostichus mawsoni, by Korean longline vessels in 2015/16

   , Dissostichus mawsoni in accordance with decision of Scientific Committee (SC-CAMLR-XXXIV, paragraphs 3.93 and ... fishing vessels that operated in CCAMLR Convention Area in 2015/16 fishing season Author(s):  Delegation ... mawsoni, by Korean longline vessels in 2015/16 Microsoft Word File:  sam-16-30.docx Approval:  Approved ...

   Meeting Document : WG-SAM-16/30 : Author(s): Delegation of the Republic of Korea

2. Review of CCAMLR activities on monitoring marine debris in the Convention Area

   on marine mammals and seabirds in the Convention Area has been reviewed. The CCAMLR Marine Debris ... Islands). Marine debris, principally packaging items, fishing gear, and wood items, reached a peak in the ... debris found in grey-headed albatross and wandering albatross colonies at Bird Island in 2004 has ... Bird Island reached a peak in 1993 and has showed a general decline since, with the lowest levels on ...

   Meeting Document : SC-CAMLR-XXIII/BG/11 : Author(s): Secretariat

3. A hierarchical classification of benthic biodiversity and assessment of protected areas in the Southern Ocean

   protected areas (MPAs) in the Southern Ocean to help provide for the long-term conservation of marine ... biodiversity in the region. Critical to this undertaking is understanding the distribution of benthic ... assemblages. Our aim is to identify the areas where benthic marine assemblages are likely to differ in the ... classified according to the geomorphic features found within the bathomes in each ecoregion.  We identified ...

   Meeting Document : WS-MPA-11/23 : Author(s): L.L. Douglass, J. Turner, H.S. Grantham, S. Kaiser, R. Nicoll, A. Post, A. Brandt and D. Beaver (WWF–ASOC)

4. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–11

   model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs ... increased number of vessels in selected data set and partly as a result of the 2010 and 2011 observations ... , model fits to the data were adequate, and, as in previous assessments, the tag-release and recapture ... little evidence of non-convergence in the key biomass parameters, although there was some evidence of non ...

   Meeting Document : WG-FSA-11/42 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

5. Towards an assessment of the stock of the ommastrephid squid Martialia hyadesi in the Scotia Sea: data from predators

   exploitation of the sub-Antarctic ommastrephid species Martialia hyadesi will be attempted in the future. This ... seal and is probably taken in significant quantities by several other Southern Ocean vertebrate ... predators. Estimated annual consumption by known predators in the Scotia Sea is 326098- 330642 tonnes, 94 ... and its significant role in the diet of some vertebrate predators the species is clearly important ...

   Meeting Document : SC-CAMLR-IX/BG/13 : Author(s): Delegation of United Kingdom

6. Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of relative mortality and tag-detection rates

   CCAMLR of a number of toothfish fisheries in Antarctica, but the evaluation of tagging performance has ... detection rate of recaptured fish. This method was applied to the tagging data in CCAMLR Subareas 88.1 and ... 88.2. Results show that the indices developed can provide evidence of significant differences in ... indices are robust to the choice of the control group and the area included in the analysis, as well as ...

   Meeting Document : WG-FSA-12/47 Rev. 1 : Author(s): S. Mormede and A. Dunn (New Zealand)

7. Analysis of seamount-specific catch and tagging data in the Amundsen Sea, SSRU 88.2H

   features in SSRU 88.2H were analysed to compare multiple raw indicators of biomass trends in isolated local ... liberty for less than 2 years, and that data from the Amundsen Sea slope SSRUs (88.2C–G) are included in ... the stock assessment along with 88.2H. Fishing has occurred on almost every seamount in every year ... , and no evidence for serial depletion or spatial patterns that would produce a current bias in ...

   Meeting Document : WG-SAM-14/27 : Author(s): S.J. Parker (New Zealand)

8. Development of a spatially-explicit minimum realistic model for Antarctic toothfish (Dissostichus mawsoni) and its main prey (Macrouridae and Channichthyidae) in the Ross Sea

   predation mortality (M2), in addition to fishing mortality (F) on all three species. The model suggests that ... fishing mortality on both prey species and that icefish is expected to show a larger increase in biomass ... Holling type II function to describe the predatory relationships in the model. We use the model to compare ... of the nature of the interaction. Whilst this model is in a development stage, it provides a useful ...

   Meeting Document : WG-EMM-14/51 : Author(s): S. Mormede, M. Pinkerton, A. Dunn, S. Hanchet and S. Parker (New Zealand)

9. Using acoustic echo counting to estimate grenadier abundance in the Ross Sea (SSRU88.1I)

   Abstract:  Grenadiers (Macrourus spp.) are the main bycatch species in the exploratory longline ... fishery for toothfish in the Ross Sea. Previous studies concluded that acoustics methods could be used to ... targets was similar to that predicted based on the expected size range of grenadiers. Variability in ... vessels in SSRU 88.1I. The next step will be to apply to these methods to a wider set of data across the ...

   Meeting Document : WG-FSA-14/62 : Author(s): Y. Ladroit, R.L. O’Driscoll and S. Mormede (New Zealand)

10. Detection of growth zones in the eyestalk of the Antarctic krill Euphausia superba (Dana, 1852) (Euphausiacea)

    Abstract:  No reliable measures of age currently exist in the Antarctic krill, Euphausia superba ... (Dana, 1852). The eyestalks from 51 individuals were dissected, cut in longitudinal sections and studied ... February 2015, and varied between 30 and 53 mm in total body length. Up to six growth zones were identified ... the number of zones and body length. Further knowledge about molting process in the Antarctic krill ...

    Meeting Document : WG-EMM-16/P02 : Author(s): B.A. Krafft, M. Kvalsund, G. Søvik, E. Farestveit and A.-L. Agnalt

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