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  1. A REVIEW OF THE UNCERTAINTIES ASSOCIATED WITH PENGUIN POPULATION AND ABUNDANCE ESTIMATES FOR THE CCAMLR REGION

    Abstract:  This report reviews the availability of data describing penguin abundance in the CCAMLR ... Convention area, and the uncertainties in deriving overall abundance estimates from these counts. Counts of ... breeding colonies are available from a variety of sources and, when combined, coverage is thought to be ... been collected using various demographic units, and the timing of these have varied relative to ...

    Meeting Document : CCAMLR-IWC-WS-08/08 : Author(s): Trivelpiece, W., Fraser, B., Trathan, P., Ainley, D., Southwell, C., Bost, C., Hindell, M., Lyver, P., Ratcliffe, N., Woehler, E.

  2. On the consequences of differentiating between adult and sub-adult survival rates in the krill-predators model

    growth rates, thus solving problems of lack of self-sustainability encountered in earlier model analyses ... split of the overall density dependence effect between the first year and following sub-adult years of ... life. Since evaluations of the level of resilience of a predator to krill fishing depend on the values ... annual population growth rate of 10%. Author(s):  Butterworth, D.S., Thomson, R.B. Title:  On the ...

    Meeting Document : WG-EMM-95/39 : Author(s): Butterworth, D.S., Thomson, R.B.

  3. Dense populations of the Antarctic scallop (Adamussium colbecki) in Terra Nova Bay (Subarea 88.1J): potential VMEs adjacent to the Terra Nova Bay ASPA (No. 161)

    Abstract:  Benthic communities of the Terra Nova Bay area (Ross Sea) close to the Italian station ... Mario Zucchelli is located, have been largely investigated in the last couple of decades. All the ... acquired knowledge supports the presence of very rich and diversified communities. This has led to the ... establishment of an ASPA (N° 161). The Antarctic scallop, Adamussium colbecki (Smith, 1902), is one of the most ...

    Meeting Document : WG-EMM-12/23 : Author(s): M. Chiantore and M. Vacchi (Italy)

  4. Review of fishery monitoring and forecast procedures

    Abstract:  The Secretariat monitors the catches of all target and by-catch species (or species ... closed 68 fishing areas, and the total catches of Dissostichus in areas closed using the forecast model ... averaged 98.5% of the relevant catch limits. The forecast model relies on the assumption that the fishery ... the prediction. Using this prediction approach assumes that there will be underruns and overruns of ...

    Meeting Document : WG-SAM-13/06 : Author(s): Secretariat

  5. DETECTION OF COLD SEEPS AND HYDROTHERMAL VENTS

    Abstract:  Cold seeps and hydrothermal vents can be detected by a number of oceanographic and ... geophysical techniques as well as the recovery of characteristic organisms. While the definitive ... identification of a seep or vent and its accompanying fauna is seldom unequivocal without significant effort. We ... suggest an approach to identifying associated VMEs in the CCAMLR region that uses the results of ...

    Meeting Document : WS-VME-09/09 : Author(s): Logan, G., O’Brien, P.E., Rollet, N., Kennard, J., Jones, A.

  6. Report on the survey in Subarea 48.2 in 2015 (the first year of the planned 3-year-old investigations)

    longliner SIMEIZ. 29 sets were completed during the survey. Altogether 157 specimens of Dissostichus mawsoni ... and 21 specimens of Dissostichus eleginoides were tagged.  124 otolith pairs of Dissostichus mawsoni ... and 87- Dissostichus eleginoides were collected. The average sizes of  Dissostichus mawsoni  from the ... catches made up about 156 cm. Investigated maturity stages and stomach composition of Dissostichus spp ...

    Meeting Document : WG-FSA-15/43 Rev. 1 : Author(s): Delegation of Ukraine

  7. Report on implications of meeting schedules

    Abstract:  This paper provides the background essential to an informed evaluation of the financial ... and other consequences attached to various schedules and locations for the holding of meetings of the ... Working Group for Ecosystem Monitoring and Management (WG-EMM). It is concluded that the holding of WG-EMM ... probably have serious consequences for the work of the Scientific Committee as a whole. Other possible ...

    Meeting Document : SC-CAMLR-XIX/07 : Author(s): Chair of the CCAMLR Scientific Committee

  8. Technical Specifications of Fish Heaven: version 2.1.5

    Abstract:  These are the technical specifications of the software Fish Heaven: version 2.1.5. The ... specifications include a description of the object structure of the model, the process structure of the model and ... a mathematical description of the model. Author(s):  Ball, I. Title:  Technical Specifications of ...

    Meeting Document : WG-FSA-SAM-04/15 : Author(s): Ball, I.

  9. On the problem of fish tagging

    Abstract:  Data on bottom trawl catch of tagged fish are presented as well as results of tagging ... of some Antarctic fish in Subarea 88.1. Use of marked trawl hooks as an additional method of fish ... tagging is proposed for discussion. Author(s):  V.G. Prutko (Ukraine) Title:  On the problem of fish ...

    Meeting Document : WG-FSA-03/50 : Author(s): V.G. Prutko (Ukraine)

  10. A comparison between the estimated density of krill from an acoustic survey with that obtained by scientific nets on the same survey

    Abstract:  This work presents the initial comparative analysis of acoustic and net haul krill ... part of a hydroacoustic biomass survey for Antarctic krill in CCAMLR Division 58.4.1. The acoustic ... found between the two data sets. Several orders of magnitudes were seen in the range of variation ... , excluding sites where krill represented less than 90% of the catch. This reduction in variation was thus ...

    Meeting Document : WG-EMM-97/43 : Author(s): Pauly, T., Higginbottom, I., Hosie, G., de la Mare, W.K., Nicol, S.

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