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1. Recent population estimates and trends in numbers of albatrosses and giant petrels breeding at the sub-Antarctic Prince Edward Islands

   Edward Island, mirroring a decrease of roughly 2% per year at Marion Island from 1998 to 2005, a decline ... Prince Edward Island in 2008, possibly as a result of better coverage compared to 2001. Dark-mantled ... a negative trend from the early 1980s, whereas light-mantled sooty albatrosses P. palpebrata have ...

   Meeting Document : WG-EMM-10/P04 : Автор(ы): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford

2. Revised research plan for toothfish in Divisions 58.4.4a and 58.4.4b by the Shinsei Maru No. 3 in 2010/11

   . In Division 58.4.4 a & b, we proposed the research plan for toothfish in the Division by Shinsei ... Maru No. 3 to be conducted throughout the whole four SSRUs (A-D) in the Division in April-June 2011 in ... , following advice taken in WG-SAM 2010 meeting that research should concentrate effort on a subset of the ... -minute latitude x 15-minute longitude grid points, taking into account the increase of the recaptures. A ...

   Meeting Document : WG-FSA-10/49 : Автор(ы): Delegation of Japan

3. Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground

   Abstract:  Attempts to estimate natural mortality, as a single constant M, simultaneously with ... years 1998 to 2008. A large proportion of the recaptures of fish released in this fishery were aged and ... obtained for the HIMI main trawl fishery, the CCODE model, gave a well-behaved profile for the log ... were very wide ranging from 0.055 to 0.250 (based on a Poisson over-dispersion estimate of 3). In ...

   Meeting Document : WG-FSA-10/41 : Автор(ы): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)

4. Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)

   data, from which it was possible to infer that the population was probably increasing at a rate between ... probably increasing shows that there is no evidence that fisheries currently pose a risk to this population ... . However, this does not imply that there is clear evidence that fisheries do not pose a risk to this ... , 77% are successful (i.e., produce a fledgling). Survival rates before the pre-breeder stage are not ...

   Meeting Document : WG-SAM-10/P01 : Автор(ы): R.I.C.C. Francis and E.A. Bell (New Zealand)

5. Научный комитет

   established a number of programs to collect the data required for the effective management of the Southern ... the Commission, the Scientific Committee has established a number of working groups that meet during ... Scientific Committee. In 2019 the Scientific Committee agreed that SG-ASAM   should become a Working Group ... Members and serves for a term of two meetings and may be re-elected for no more than one term. The current ...

   Page : Site Section: Science

6. Fatty acid analysis to infer diet of Antarctic toothfish caught in February 2012 in the southern Ross Sea

   biomarker analysis and conventional diet analysis. Sampling collections were made during a longline survey ... isotope analyses from this study provide evidence that a combination of these two techniques can delineate ... hunteri, and Trematomus loennbergii indicated a trophic connection between toothfish and these fish ... , and T. loennbergii, indicating a higher trophic position of thetoothfish. In contrast, similar δ 15 N ...

   Meeting Document : WG-FSA-12/61 : Автор(ы): I. Yeon, H.-S. Jo, C. Lim (Republic of Korea), S.M. Hanchet (New Zealand), D.-W. Lee and C.-K. Kang (Republic of Korea)

7. Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a

   and observer data. The stock size estimate for a research block (5843a) was revised following advice ... in the last WG-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each ... block in such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ... sizes turned out to be larger in many blocks and smaller in a few blocks over the data poor-fisheries ...

   Meeting Document : WG-FSA-13/40 : Автор(ы): Delegation of Japan

8. Descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2012–13

   Subareas 88.1 and 88.2, including summaries of data for the 2013 season. Overall, a total of 37 047 ... most fish are recorded as being recaptured only a short distance from their point of release, typically ... that in 2009. The reason for the low number of recaptures in 2009 and 2012 is likely a consequence of ... . Author(s):  S. Parker, A. Dunn, S. Mormede and S. Hanchet (New Zealand) Title:  Descriptive analysis of ...

   Meeting Document : WG-FSA-13/49 : Автор(ы): S. Parker, A. Dunn, S. Mormede and S. Hanchet (New Zealand)

9. Do krill fisheries compete with macaroni penguins? Spatial overlap in prey consumption and krill catches during winter

   and the krill fishery can occur. We tracked adult macaroni penguins from a colony in South Georgia ... biomass of food consumed during the winter period. We combined these to produce a surface of the tonnes of ... . However macaroni penguins had a very wide pelagic distribution across the Scotia Sea whereas the fishery ... fisheries should the latter expand in the future, and provides a framework for assessing predator-fishery ...

   Meeting Document : WG-EMM-14/02 : Автор(ы): N. Ratcliffe, S.L. Hill, I.J. Staniland, R. Brown, S. Adlard, C. Horswill and P.N. Trathan (United Kingdom)

10. Habituation to an acoustic harassment device (AHD) by killer whales depredating demersal longlines

    in deterring depredation we experimentally tested a high amplitude device (195 dB re 1 μPa 6.5 kHz 1 ... m from the source) from a Patagonian toothfish longliner operating off the Crozet Islands while it ... a 10- 300 m range from the vessel, as they only have access to fishing gear during hauling. We ... fled over 700 m away from the vessel when first exposed to the AHD. However, they remained within a 10 ...

    Meeting Document : WG-FSA-14/P04 : Автор(ы): P. Tixier, N. Gasco, G. Duhamel and C. Guinet

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