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The use of predator-derived krill length-frequency distributions to calculate krill target strength
Abstract: The relationship between krill abundance and predator performance is fundamental to an ... , illustrating the need for simultaneous length-frequency data. By integrating data from land-based predators ...
Meeting Document : WG-EMM-00/42 : Автор(ы): K. Reid and A.S. Brierley (United Kingdom)
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Report on incidental bird mortality and effectiveness of mitigation measures during demersal long lining by Ihn Sung 66 in Subarea 48.3 - December 1993 to February 1994
the effectiveness of mitigation measures is described. An alternative design of streamer line for use ...
Meeting Document : WG-IMALF-94/14 : Автор(ы): C. Jones and G. Parkes (United Kingdom)
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Results of the research fishing activities conducted by Chile in Management A of Subarea 48.3 from 2005–2008: the importance of conserving the big older fishes
). We noted an increase in the CPUE overtime, mainly associate with the increase in the median size of ... Fecund Female Fish), which is very important for strengthening CCAMLR precautionary management in this ... Dissostichus eleginoides (TOP) from the Area management A (subarea 48.3), after 4 year of closure (2004 to 2008 ... fish caught, at a mean rate of approximately 1 kg per year/per individual. This result suggests that ...
Meeting Document : WG-FSA-10/35 : Автор(ы): C.A. Moreno and P. Rubilar (Chile)
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A preliminary survey on breeding population of Adélie penguins at Cape Hallett in the Ross Sea region, Antarctica
aerial images using an unmanned aerial vehicle (UAV). The Cape Hallett colony was composed of ... Approved Delegation responsibility for releasing documents: Korea, Republic of ...
Meeting Document : WG-EMM-17/06 : Автор(ы): J.-H. Kim, H. Chung, W.Y. Lee, J.-W. Jung, M.C. Park, H.C. Shin and J.H. Kim
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Dietary studies of Adélie penguins through faecal DNA analysis
DNA from penguin faecal samples as an alternative, non-invasive procedure. We describe the technique ... Approved Delegation responsibility for releasing documents: Australia ...
Meeting Document : WG-EMM-17/13 : Автор(ы): L. Emmerson, B. Deagle, C. Waluda, M. Dunn, P. Trathan and C. Southwell
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Preliminary assessment of the South Georgia ray populations
accuracy and duration of CPUE data and the results of an ongoing mark-recapture experiment for rays at ... implemented in a Bayesian framework. Catch and CPUE data were reconstructed for the time series 1985 – 2006 ...
Meeting Document : WG-SAM-07/11 : Автор(ы): D.J. Agnew, R. Mitchell, T. Carruthers, J. Roberts, R. Hillary and J. Pearce (United Kingdom)
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Comparisons in prey distribution between inshore and offshore foraging areas of chinstrap penguins and Antarctic fur seals at Seal Island
Abstract: At Seal Island breeding predators which incorporated an overnight period into their ... advantages are considered for visual predators to feed in the slope/offshore region at night:(l) krill showed ... ; their ventral light organs may become easier target for predators at night. Thus, aggregation pattern of ...
Meeting Document : WG-EMM-96/49 : Автор(ы): Ichii, T., Bengtson, J.L., Boveng, P., Cameron, M.F., Naganobu, M., Meyer, W.R., Hiruki, L.M., Takao, T., Jansen, J.K., Kawaguchi, S.
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Using effective sample sizes to evaluate the efficiency of length samples collected by at-sea observers in the krill fishery in Subarea 48.1
Abstract: Catch at length is an important input into any stock assessment. Consequently ... characterise how many krill are measured by observers, and for how many hauls. We then simulate the impact of ... Approval: Approved Secretariat Workflow Status: Content Approved Delegation responsibility for releasing ...
Meeting Document : WG-SAM-16/39 : Автор(ы): N. Kelly, S. Kawaguchi, P. Ziegler and D. Welsford
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OCEANIC CIRCUMPOLAR HABITATS OF ANTARCTIC KRILL
evidence for a compensating southwards migration, with an increasing proportion of krill found south of the ... view that krill require high food concentrations, with a distribution often linked to shelves. For a ... responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : WG-EMM-08/P04 - Abstract : Автор(ы): A. Atkinson, V. Siegel, E. A. Pakhomov, P. Rothery, V. Loeb, R.M. Ross, L.B. Quetin, K. Schmidt, P. Fretwell, E.J. Murphy, G.A. Tarling and A.H. Fleming
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Broadbandwidth total target strength measurements of Antarctic krill (Euphausia superba) from reverberation in a cavity
, Antarctica, and aboard R/V Yuzhmorgeologiya. Chirp pulses were sequentially transmitted with an ... accuracy was determined using standard metal spheres for references [Demer et al., in-press, J. Acoust. Soc ... ): 1273-1294], which has been enhanced to account for the stochastic nature of sound scattering (SDWBA ... ). This study improves upon methods for acoustical identification and target strength estimation for ...
Meeting Document : WG-EMM-02/49 : Автор(ы): D.A. Demer and S. G. Conti (USA)
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