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1. Measurements of fish school velocities with an acoustic Doppler current profiler

   ), it was required that the four ADCP beams simultaneously insonified a fish school, in the same depth ... estimates and ensemble averaged to determine the average speeds and directions of fish aggregations. The ... results suggests that the ADCP can be a useful tool for observing fish behavior in certain situations ... . Some applications may include the quantification of horizontal and vertical migration patterns of large ...

   Meeting Document : WG-EMM-96/41 : Author(s): Demer, D.A.

2. Competition-induced starvation drives large-scale population cycles in Antarctic krill

   Abstract:  Antarctic krill (Euphausia superba)—one of the most abundant animal species on Earth ... —exhibits a five to six year population cycle, with oscillations in biomass exceeding one order of magnitude ... , we identify intraspecific competition for food as the main driver of the krill cycle, while external ... that the cycle amplitude increases with reduction of krill loss rates. Thus, a decline of apex ...

   Meeting Document : WG-EMM-18/P05 : Author(s): A.B. Ryabov, A.M. de Roos, B. Meyer, S. Kawaguchi and B. Blasius

3. Seabird mortality associated with Patagonian toothfish longliners in Falkland Island waters during 2002/03 and 2003/04

   million hooks in 2002/03 and 2003/04, respectively. Observers were present during the setting of 59% of ... toothfish longline vessels are meeting the requirements of the relevant National Plan of Action. Author(s ... Abstract:  The Patagonian toothfish longline fishery set approximately 7.5 million hooks and 9.6 ... all lines set during 2002 – 2004 to record adherence to the above provisions and record seabird ...

   Meeting Document : WG-FSA-05/56 : Author(s): H. Otley and T. Reid (United Kingdom)

4. History of development and completion of tasks put forward by WG-EMM (2001/02)

   records since the adoption by WG-EMM in 2001 of a new five-year plan of work. A history of tasks for the ... period from 1995 to 2001 is archived in WG-EMM-02/12. Author(s):  Secretariat Title:  History of ... Abstract:  A history of development and completion of tasks put forward by WG-EMM is summarised ... for the period from 2001 to 2002 (SC-CAMLR-XXI, Annex 4, paragraph 6.41). This is the first set or ...

   Meeting Document : WG-EMM-03/23 : Author(s): Secretariat

5. Offal Management Group – update

   Abstract:  Information available in the CCEP on incidents of non-compliance with CM 26-01 ... , CM 25-03. The lack of a common theme in the relatively small (and declining) number of such reports ... paragraph 6, that prohibits dumping or discharging offal and discards south of 60°S, appear to be the result ... of mechanical failure. The information on offal management practices from other organisations relate ...

   Meeting Document : CCAMLR-38/BG/08 : Author(s): CCAMLR Secretariat

6. Krill population trends

   concentrated for the last 20 years. There have been suggestions of changes in the distribution and abundance of ... of sources: from net surveys (the longest historical series of available date), from acoustic surveys ... , from fisheries data and from the distribution of krill predators. Each of these forms of data ... abundance comes from utilising the various forms of data to the maximum extent possible. Time series data ...

   Meeting Document : CCAMLR-IWC-WS-08/11 : Author(s): Tarling, G., Watkins, J., Quetin, L., Reiss, C., Atkinson, A., Ross, R., Pakhomov, E., Kawaguchi, S., Nicol, S., Siegel, V.

7. Abundance estimation of Adélie penguins colony at Esperanza/Hope Bay

   , similar to what has been observed in other colonies throughout the WAP. The assessment of this population ... will contribute to the estimate of total predator biomass in Area 48. Author(s):  M.M. Santos, N.R ... Abstract:  We conducted a whole-colony census of the Adélie penguin colony at Esperanza/ Hope Bay ... /96 to 2012/13. Both the whole colony and the selected breeding groups exhibit population declines ...

   Meeting Document : WG-EMM-13/43 : Author(s): M.M. Santos, N.R. Coria, E. Barrera-Oro (Argentina) and J.T. Hinke (USA)

8. IUU fishing activity and trends in 2018/19 and IUU Vessel Lists

   Abstract:  This paper summarises information held by the Secretariat in relation to IUU fishing ... fishing gear retrieved in the Convention Area are detailed in Table 1. Communication to non-Contracting ... Parties and responses received are detailed in Table 2. There is one proposed amendment to the NCP-IUU ... and vessel activity relevant to CCAMLR from October 2018 to August 2019. Instances of unidentified ...

   Meeting Document : CCAMLR-38/12 Rev. 1 : Author(s): CCAMLR Secretariat

9. A versatile approach to minimise damage or loss of longline gear due to sea-ice

   quickly varying sea ice cover, there is an increased risk that any parts of longline gear floating on the ... informs FSA about the very successful experience gained by the Alfred Wegener Institute in using pop-up ... buoy recovery systems for short-term deployment of scientific instruments on the sea floor and invites ... FSA to: (1) to (re-)discuss the issue of damage or loss of longline gear due to sea ice, including the ...

   Meeting Document : WG-FSA-2019/04 : Author(s): S. Hain, T. Brey and K. Teschke

10. Developing layers for a Risk Assessment for Subarea 48.1 using data from at-sea sightings

    catch limits in order to minimise the risk of the fishery to krill dependent predators. We plan to apply ... Abstract:  CCAMLR has endorsed the use of the Risk Assessment framework to apportion the krill ... the risk assessment framework across Subarea 48.1 at various spatial and temporal scales, in order to ... predators. This paper describes the analysis of cetacean observations from at-sea surveys, to estimate the ...

    Meeting Document : WG-EMM-2019/23 : Author(s): V. Warwick-Evans, L. Dalla Rosa, E. Secchi, E. Seyboth, N. Kelly and P.N. Trathan

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