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1. Direct ageing of Antarctic krill (Euphausia superba) – potential utility of eyestalk sections for age determination

   ) and fall on the line for two and three year old krill. If validated, the technique should allow ... on the line for two and three year old krill. If validated, the technique should allow the development of age ... Antarctic Division and examined using the methods outlined in (Kilada et al. 2012). Two analyses ... are performed. First, longitudinal sections of the eyestalk from known age krill (2+ and 3+ years old) were ...

   Meeting Document : WG-EMM-15/45 : Author(s): C. Reiss (USA), R. Kilada (Canada) and S. Kawaguchi (Australia)

2. Spatial overlap of krill-dependent predators and krill fishery catches and a proposal for subdivision of catch limits in Subarea 48.1

   the distribution of fishing effort.  A comparison of CEMP parameters from two years with large differences in total ... two years with large differences in total catch in Subarea 48.1 suggests plausible local impacts ... restricted to the last 5 years, since this time period emphasizes the shift toward autumn and winter fishing ... the winter period, especially in the Bransfield Strait. Across years, predator distributions appeared ...

   Meeting Document : WG-EMM-14/36 : Author(s): J.T. Hinke, M.E. Goebel (USA), M.M. Santos (Argentina), P.N. Trathan (UK), W.Z. Trivelpiece and G.M. Watters (USA)

3. Uncertainty in green weight estimates from Norwegian krill fishing vessels

   an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 form ... raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 form ... for Euphausia superba in the Antarctic. These vessels have in recent years contributed to 50-60 % of the total ... for Euphausia superba in the Antarctic. These vessels have in recent years contributed to 50-60 % of the total ...

   Meeting Document : WG-EMM-13/41 : Author(s): G. Skaret and T. Knutsen (Norway)

4. Evaluation on the performance of echosounder on a fishing vessel using maximum seabed backscattering

   and 2018) collected at a relatively fixed location with bottom depth around 200 m were used to evaluate ... analysis indicated that there was no significant difference among years at both frequencies. Author ... vessel to estimate Antarctic krill biomass. Acoustic data from three surveys (2015, 2016 and 2018 ... indicated that there was no significant difference among years at both frequencies. ...

   Meeting Document : SG-ASAM-18/06 : Author(s): X. Wang, X. Yu and X. Zhao

5. An estimation of confidence limits for the mean catch per haul of Notothenia gibberifrons in commercial semipelagic trawls in the years 1987 and 1988

   catch per haul of Notothenia gibberifrons in commercial semipelagic trawls in the years 1987 and 1988 ... in commercial semipelagic trawls in the years 1987 and 1988 ...

   Meeting Document : WG-FSA-90/15 : Author(s): E.R. Marschoff (Argentina)

6. Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two Southern Ocean seals

   ice acquired during October 2018 in the Weddell Sea to identify presence/absence of crabeater seals ... about habitat affinity of two Southern Ocean seals Microsoft Word File:  emm-2019-37.docx Approval ... selected images of the pack ice acquired during October 2018 in the Weddell Sea to identify presence ... Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two ...

   Meeting Document : WG-EMM-2019/37 : Author(s): M.A. LaRue, D.G. Ainley, J. Pennycook, K. Stamatiou, M. Dozier, J. Saints, L. Sales, N. Nur, S. Stammerjohn and L. Barrington

7. The breeding biology and distribution of Adelie penguins: adaptations to environmental variability

   biomass of the Western Antarctic Peninsula region, and serve as focal animals for our Long Term Ecological ... Research (LTER) study of the effects of environmental variability on animal populations in the Antarctic ... of nesting sites among Adelie penguins. The abandonment of breeding areas by Adelie penguins, following two ... to three years of failure at "poor" sites, suggests that changes in the population distribution ...

   Meeting Document : WG-EMM-96/58 : Author(s): Fraser, W.R., Trivelpiece, W.Z.

8. INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS

   , this study (i) provides estimations of annual depredation levels on a 5-years period (2003-2008), (ii ... . From 2003 to 2008, sperm whales alone, killer whales alone, and the two species co-occurring were ... this 5 year period we estimated a total loss of 1200 tons of Patagonian toothfish due to depredation which ... for the largest part of this loss (70%) while sperm whales had a lower impact (30%). Photo-identification data ...

   Meeting Document : WG-IMAF-09/12 : Author(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)

9. Notothenia (p.) gibberifrons Stock Status and TAC Estimation in the Area of Shag Rocks (Subarea 48.3)

   abundance was estimated as 227 thousand tons (using all the above-mentioned methods). For 1986/87 the figure ... commercially taken age groups (2- 4 years); b) Fishing intensity in the predicted period is at the level ... of 1987/88; c) Fishing intensity in the predicted period is F0.1. In the first two cases TAC is 12.3- 12.7 ... was estimated as 227 thousand tons (using all the above-mentioned methods). For 1986/87 the figure was only 102 ...

   Meeting Document : WG-FSA-88/33 : Author(s): R. Borodin and K. Shust (USSR)

10. The Scientific Committee on Antarctic Research (SCAR) Annual Report 2015/2016

    -affirmed at meetings of the two groups at the joint CEP/SC-CAMLR Workshop on Climate Change in Punta Arenas ... analyses of Antarctic animal tracking data;-    A research voyage around the South Orkney Plateau ... -affirmed at meetings of the two groups at the joint CEP/SC-CAMLR Workshop on Climate Change in Punta Arenas ... ; -    A broad scale analyses of Antarctic animal tracking data; -     ...

    Meeting Document : SC-CAMLR-XXXV/BG/26 : Author(s): Submitted by SCAR

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