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1. Spatial scales of benthic invertebrate habitats from fishery by catch and video transect data in the Ross Sea region

   Abstract:  High resolution VME taxa bycatch data (at the longline segment level) has been ... with no evidence of sponge or gorgonian presence. Identifiable sponge and/or gorgonian habitats ... these data allows the detectability of sponges and gorgonian corals to be estimated, along with changes ... % of the time when present, and gorgonian patches are detected more than 60% of the time. Video ...

   Meeting Document : WG-EMM-10/28 : Author(s): S.J. Parker, R.G. Cole and S.M. Hanchet (New Zealand)

2. Further analysis of spatial patterns of benthic invertebrate habitats from fishery bycatch in the Ross Sea region

   Abstract:  High resolution VME taxa bycatch data (at the longline segment level) have been ... presence of VME taxa bycatch are identifiable, as are several areas of dense fishing effort with no ... , but were at larger scales. Spatial analysis of these data allows the detectability of prevalent taxa ... indicate that several VME taxa are detected between 60% and 80% of the time when present, and that ...

   Meeting Document : WG-FSA-10/30 : Author(s): S.J. Parker, R.G. Cole and S.M. Hanchet (New Zealand)

3. DISCRIMINATION OF ENVIRONMENTAL VARIABLES THAT INFLUENCE THE CATCH PER UNIT EFFORT: THE CASE OF THE ANTARCTIC KRILL FISHERY

   the APSL with no lag. We concluded that TFM constitute a promising tool for including environmental ... Abstract:  The use of the catch per unit effort (CPUE) as an index of abundance usually requires a ... from the CPUE time-series. These exogenous factors include those generated by modifications in fishery ... vessel efficiency, variations in fishing strategies, and environmental fluctuations. The selection of the ...

   Meeting Document : WG-EMM-11/P3 : Author(s): J.C. Quiroz, R. Wiff, M.A. Barrientos and F. Contreras

4. A review of by-catch in CCAMLR exploratory toothfish fisheries

   Abstract:  Mitigating the adverse affects of commercial fishing on the environment is an integral ... to gain priority, despite their numbers being relatively low compared to fish bycatch species.  The ... Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) is widely recognized for its ... incidental seabird mortality, but comparatively little research has been applied to the thousands of fish ...

   Meeting Document : WG-FSA-14/16 : Author(s): E. McClure, K. Reid (Secretariat)

5. Demersal longlines with integrated weight: a preliminary assessment of sink rates, fish catch success and operational effects

   . No operational effects of using IW lines were evident during the trial. IW longlines containing 50 g ... lines with weigh integrated into the rope fibres. The sink rates to 15 m depth of 9 mm demersal ... attached weights (6 kg/49 m) in the New Zealand ling fishery. Longlines with 0 g/m (unweighted), 25 g/m, 50 ... 0.353 m/s, respectively. The longline with externally attached weights sank at 0.32 m/s. IW longlines ...

   Meeting Document : WG-FSA-02/22 : Author(s): G. Robertson (Australia), M. McNeill, B. King (New Zealand) and R. Kristensen (Norway)

6. The toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2016/17

   region are precautionary and we recommend extending the current research plan for 2018 season. No ... Abstract:  Fishing in the Amundsen Sea region (SSRUs 882C–H) has been managed through a research ... plan since the 2015 fishing season. The aim of the research plan is to collect sufficient information ... to carry out a reliable stock assessment of the toothfish stock in that area. In this report, we ...

   Meeting Document : WG-FSA-17/39 : Author(s): S. Parker and S. Mormede

7. A tale of two islands: contrasting fortunes for sub-Antarctic skuas at the Prince Edward Islands

   , continuing an apparent decrease in this species at Marion Island since the 1980s. There is no evidence that ... -Antarctic islands, and can be used to monitor the health of burrowing petrel populations. A survey of skuas ... at the Prince Edward Islands was conducted during December 2008, repeating a previous survey in ... (290 km 2) had a feral population of cats from the 1950s to 1980s, and still supports a large ...

   Meeting Document : WG-EMM-10/P03 : Author(s): P.G. Ryan, P.A. Whittington and R.J.M. Crawford

8. HEARD ISLAND AND MCDONALD ISLANDS EXCLUSIVE ECONOMIC ZONE 2009/10 IUU CATCH ESTIMATE FOR PATAGONIAN TOOTHFISH

   (HIMI). There have been no apprehensions for illegal fishing in the HIMI EEZ since the Maya V in January ... for Patagonian Toothfish Australia’s Southern Ocean patrol program, combined with its on-the-water ... (IUU) fishing in Australia’s exclusive economic zone (EEZ) off Heard Island and the McDonald Islands ... 2004. The most recent apprehension in the neighbouring French EEZ off Kerguelen Island was the Apache ...

   Meeting Document : CCAMLR-XXIX/BG/29 : Author(s): Delegation of Australia

9. 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 ... ), using catch, catch-at-age, and tag-recapture data from 1997–98 to 2014–15 and including the results from ...

   Meeting Document : WG-FSA-15/38 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (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 ... for identifying growth zones. The krill was collected at the South Orkney Islands during January and ... , each zone consisting of one light and one dark section. The width of the longitudinal sections ...

    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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