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1. A study of UK and Russian surveys using acoustics to augment trawling methods in shelf waters off South Georgia (Subarea 48.3)

   differences in the gear used and how much was due to natural spatial/temporal variability of the stock. The ... portion of icefish biomass was located in the water column. Thus the traditional approach of using bottom ... differences between the surveys and discuss how much of the variation between the vessels was due to ... trawls to assess icefish standing stock has resulted in biased estimates below the true value: acoustic ...

   Meeting Document : WG-FSA-02/56 : Автор(ы): S. Kasatkina, P. Gasyukov (Russia), C. Goss, I. Everson, M. Belchier, T. Marlow, A. North and M. Collins (United Kingdom)

2. Stock structure of Antarctic toothfish in Statistical Area 88 and implications for assessment and management

   Abstract:  We review the stock structure of Antarctic toothfish in Statistical Area 88 with the ... the movement patterns and linkages of Antarctic toothfish in the 80–120 cm size range, throughout the ... portions of the Bellingshausen Sea (SSRUs 88.3A-D) and juveniles in SSRUs 88.2C–G is a priority. Author(s ... aim of characterising the likely stock boundaries relative to stock assessments. We include ...

   Meeting Document : WG-SAM-14/26 : Автор(ы): S.J. Parker, S.M. Hanchet and P.L. Horn (New Zealand)

3. Model-based, ecosystem risk assessments of MPA scenarios in Planning Domain 1

   to assess some of the risks associated with two marine protected area (MPA) scenarios in Planning ... the USA Title:  Model-based, ecosystem risk assessments of MPA scenarios in Planning Domain 1 ... -Fishery Model to assess the risks of distributing catch limits for krill among small-scale management ... units (SSMUs) in Subareas 48.1, 48.2, and 48.3. Here we describe a method to update the ...

   Meeting Document : SC-CAMLR-XXXVI/BG/27 : Автор(ы): Delegation of the USA

4. Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia

   Abstract:  The incidence of entanglement in man-made debris by Antarctic fur seals (Arctocephalus ... their collars removed. This represents a reduction of 88% in the number of entangled seals reported in ... entanglement include a reduction in fishing activity in the South Georgia area, a decrease in the amount of ... common type of neck collar material was polypropylene straps (50%) of the type used in packaging bands ...

   Meeting Document : CCAMLR-X/BG/05 : Автор(ы): Delegation of UK

5. Uncertainty in acoustic surveys of Antarctic krill

   in species delineation was also investigated, through the development of a statistical technique for ... . Combining these four sources of uncertainty, the overall bias in krill density estimates was estimated to be ... Abstract:  Studied were four primary sources of uncertainty in krill density estimates from ... acoustic surveys. The variance in system calibration with a standard sphere was evaluated in relation to ...

   Meeting Document : WG-EMM-95/72 : Автор(ы): Demer, D.A.

6. Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob and Lena Banks

   assessments of Dissostichus eleginoides in research block C in Division 58.4.4 b following the recommendation ... models on the assumption that 22 % of IUU catch to the total observed across Division 58.4.4 occurred in ... versions seem to be due to the use of the mean-based weighting instead of multinomial-based weighting used ... during the latest WG-SAM meeting. The six models with three kinds of assumptions on IUU catch were ...

   Meeting Document : WG-FSA-14/23 : Автор(ы): K. Taki (Japan)

7. Discussion on recent results from an integrated assessment of Antarctic krill (Euphausia superba) in Subarea 48.1

   from three of the models provide a robust picture of changes in the krill population.  An annual model ... .  Differences in scaling of biomass estimates between the annual models and the more highly resolved models ... changes in biomass but lower absolute biomasses than the two annual models.  A monthly model estimated ... different changes in biomass but predicted absolute biomasses that were similar to those from the seasonal ...

   Meeting Document : WG-EMM-14/35 : Автор(ы): G.M. Watters, C.S. Reiss and D. Kinzey (USA)

8. Adélie penguin foraging behaviour and breeding success in seasons of contrasting krill availability (Mawson Coast, Antarctica)

   penguins at the Béchervaise Island CEMP site were compared between seasons of contrasting krill ... present during the two-week survey period in 2001 than in 2003. Penguin parameters that showed significant ... to the diet in 2003 but was only a minor component in 2001. Differences between years were ... particularly apparent during the late guard to early crèche stages of chick rearing, coinciding with the timing ...

   Meeting Document : WG-EMM-03/44 : Автор(ы): J. Clarke, M. Tierney, S. Candy, S. Nicol, L. Irvine and K. Kerry (Australia)

9. Orientation of Antarctic krill in an aquarium

   . Although mature females with marked swelling of the cephalothorax were not included in the experiment, the ... center of mass was found to be situated more to the anterior than in males and immature females. The ... estimated on the basis of Kils’ model. Mature females with swollen cephalothorax demonstrated larger tilt ... angles relative to the horizontal plane than did males, as the center of mass is positioned more to the ...

   Meeting Document : WG-KRILL-93/24 : Автор(ы): Y. Endo (Japan)

10. Report of vulnerable marine ecosystems in South Georgia Islands (CCAMLR Subarea 48.3) through research dredge sampling

    Abstract:  In this contribution we report the presence of 6 vulnerable marine ecosystems (VME ... here with previous reports in the same area. Thus, owing to high diversity and abundance of indicators ... by fishing activity in the area of the CCAMLR convention. Author(s):  E. Gaitán, L. Schejter, D ... inclusion in the CCAMLR VME registry, were detected during a research cruise performed by the National ...

    Meeting Document : WG-FSA-13/58 : Автор(ы): E. Gaitán, L. Schejter, D. Giberto, M. Escolar and C. Bremec (Argentina)

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