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1. Community structure of epipelagic macrozooplankton in the Ross Sea

   Abstract:  During the 9th research cruise of the R/V Kaiyo-maru, macrozooplankton samples were ... collected from three layers between the surface and 200 m with RMT 8m2 along the three longitudinal lines in ... the Ross Sea and neighboring waters. Biomass and abundance (number of individuals) were 0 ~ 32.1 g ... extremely low at stations on the continental shelf along 175°E and 170°W except the southern most station ...

   Meeting Document : WG-EMM-07/34 Rev. 1 : Автор(ы): Y. Watanabe, S. Sawamoto, T. Ishimaru and M. Naganobu (Japan)

2. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

   the levels of depredation caused by killer whales (Orcinus orca) and sperm whales (Physeter ... sizes normally of 4 to 10 animals, and often appear to actively seek out fishing vessels and ‘strip’ the ... . Most interactions from sperm whales occur during May at the start of the season with the sightings ... becoming fewer towards the end of the season in August. Killer whale interactions appear to be more ...

   Meeting Document : WG-FSA-10/P06 : Автор(ы): J. Moir Clark and D.J. Agnew

3. Operational interactions between cetaceans and the Patagonian toothfish (Dissostichus eleginoides) industrial fishery off Southern Chile

   100%. Considering that in 153 (84%) of the effectively monitored sets no interaction whatsoever was ... Abstract:  Operational interactions between marine mammals and the Patagonian toothfish ... recorded and that the mode and median of the predation rate was 0, the global impact of cetaceans over the ... =12) the rate of predation decreased to 0%. Upon detecting orca presence, sperm whales modified their ...

   Meeting Document : WG-FSA-03/95 : Автор(ы): R. Hucke-Gaete, C.A. Moreno and J.A. Arata (Chile)

4. RECENT TRENDS IN NUMBERS OF FOUR SPECIES OF PENGUINS AT THE PRINCE EDWARD ISLANDS

   pairs of king penguins were incubating eggs at Marion Island, the larger of the two islands in the group ... , and 2000 pairs at Prince Edward Island. At Marion Island from 1987–2008, there was no long-term trend ... in numbers of king penguin chicks that survived to the end of the winter period, but there was ... considerable fluctuation in chick production in the 1990s. It was roughly estimated that on average 88% of king ...

   Meeting Document : WG-EMM-10/P1 : Автор(ы): R.J.M. Crawford, P.A. Whittington, L. Upfold, P.G. Ryan, S.L. Petersen, B.M. Dyer and J. Cooper

5. Slow recovery of previously depleted demersal fish at the South Shetland Islands, 1983–2010

   period showed no change in modal size or mean length of the fish. We relate these patterns to the fishery ... Abstract:  Following seals and baleen whales prior to the 1970s, demersal fish stocks were ... depleted off the South Shetland Islands by intensive industrial fishing during the late 1970s to early ... closed this fishery in 1990. We report changes in size and abundance of the commercially exploited ...

   Meeting Document : WG-FSA-12/P01 : Автор(ы): E.R. Marschoff, E.R. Barrera-Oro, N.S. Alescio and D.G. Ainley

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

   areas. These metrics were also calculated for SSRU 88.2H as a whole. The analyses indicate that: Fish ... seldom move among seamounts within the complex, and residence time on particular seamounts is typically 1 ... -2 years before fish depart from these seamounts, presumably back to the slope SSRUs. Therefore, it ... is recommended that the stock assessment include only recaptures of tagged fish that have been at ...

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

7. Research results from the SPRFMO exploratory fishing program for Antarctic toothfish 2016 and 2017

   Abstract:  The New Zealand vessel San Aspiring carried out an exploratory research program for ... toothfish in the South Pacific Regional Fisheries Management Organisation (SPRFMO) Convention Area during ... August 2016 (Fenaughty et al. 2016) and September 2017. Analysis of the information collected showed high ... catch rates of post-spawning Antarctic toothfish, similar in magnitude to catch rates in the north ...

   Meeting Document : WG-FSA-18/39 : Автор(ы): J.M. Fenaughty, M. Cryer and A. Dunn

8. Proposal for multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22

   rules remain to be determined for these Divisions. WG-FSA-16/29 outlined the first multi-member ... toothfish exploratory fishery research plan up to 2017/18 for East Antarctica, which the Scientific ... Committee agreed was appropriate to achieve the research objectives (SC-CAMLR-XXXV, para. 3.244). Subsequent ... to the identification of vulnerable marine ecosystem (VME) indicator species (Maschette et al. 2017 ...

   Meeting Document : WG-FSA-18/59 : Автор(ы): Delegations of Australia, France, Japan, Republic of Korea and Spain

9. Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22

   rules remain to be determined for these Divisions. WG-FSA-16/29 outlined the first multi-member ... toothfish exploratory fishery research plan up to 2017/18 for East Antarctica, which the Scientific ... Committee agreed was appropriate to achieve the research objectives (SC-CAMLR 2016, para. 3.244). Subsequent ... research progress including the evaluation of standard approaches to identify precautionary catch limits ...

   Meeting Document : WG-SAM-2019/05 : Автор(ы): Delegations of Australia, France, Japan, Republic of Korea and Spain

10. Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill

    the annual size distributions of krill in penguin diets. Simulations with either no fishing, or with ... projections and the CCAMLR decision rules for Antarctic krill Abstract / Description:  The generalised yield ... model (GYM) was used by CCAMLR to establish the precautionary catch limit for the Antarctic krill ... (Euphausia superba) fishery. The current precautionary catch limit was based on supplying the GYM with a ... studies and in the annual size distributions of krill in penguin diets. Simulations with either no ... all years of the recruitment vector in a single trial. Four values of gamma were modelled: no catch ... Island recruitment proportions with no additional CV on the recruitment vector and natural mortality ... from all four regions were all above the CCAMLR depletion decision rule at no catch, at the trigger ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Автор(ы): Kinzey, D., G. Watters and C.S. Reiss

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