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  1. Electronic monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study

    Economic Zone. EM systems, consisting of two closed circuit television cameras, GPS, hydraulic and winch ... a one-month period in the fall of 2002. Detailed analysis of about 200 hours of fishing imagery occurred ... , representing 20 shoreside delivery vessel fishing events and 32 head and gut fleet fishing events. Results from ... . EM systems, consisting of two closed circuit television cameras, GPS, hydraulic and winch sensors ...

    Meeting Document : WG-FSA-04/23text : Author(s): H. McElderry, J. Schrader, D. McCullough, J. Illingworth, S. Fitzgerald and S. Davis (USA)

  2. Krill distribution related to water structure and dynamics on the South Georgia shelf in January 2000 (AtlantNIRO-BAS Core Programme 1999/2000)

    and distribution were carried out in two standard boxes on the shelf and slope northwest and northeast of South ... • Juvenile krill of 30-36 mm length were observed in the shelf zone and larger specimens, including spawning ... carried out in two standard boxes on the shelf and slope northwest and northeast of South Georgia. Eight ... krill density was nearly 0.2 glm3 and in the eastern box was 1.8 - 4.7 glm3 • Juvenile krill of 30-36 mm ...

    Meeting Document : WG-EMM-00/51 : Author(s): V.A. Sushin (Russia), P.P. Chernyshkov (Russia), F.F. Litvinov (Russia), J.L. Watkins (United Kingdom) and A.S. Brierley (United Kingdom)

  3. A description of current metrics and methods used in providing advice to the Scientific Committee on setting catch limits and assessing research plans in research blocks in exploratory fisheries and closed areas

    Abstract:  In recent years there have been a number of changes in the criteria, metrics ... In recent years there have been a number of changes in the criteria, metrics and application ...

    Meeting Document : WG-SAM-16/18 Rev. 1 : Author(s): CCAMLR Secretariat

  4. Long-term observations from Antarctica demonstrate that mismatched scales of fisheries management and predator–prey interaction lead to erroneous conclusions about precaution

    observed to affect krill-dependent predators, like penguins. Using a hierarchical model and 30+ years ... previously observed to affect krill-dependent predators, like penguins. Using a hierarchical model and 30 ... + years of monitoring data, we show that expected penguin performance was reduced when local harvest rates ...

    Meeting Document : WG-EMM-2019/11 : Author(s): G.M. Watters, J.T. Hinke and C.S. Reiss

  5. Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2017/18

    of 20% change in the catch limit from 200 t. Research block 882_2: 240 t based on a one-year Chapman ... of 20% change in the catch limit from 200 t. Research block 882_2: 240 t based on a one-year Chapman ... and tag detection by individual vessels) can be applied: 882H: 177 t based on a one-year Chapman estimate ... and tag detection by individual vessels) can be applied: 882H: 177 t based on a one-year Chapman ...

    Meeting Document : WG-FSA-18/36 : Author(s): S. Mormede and S. Parker

  6. Review of CCAMLR activities on monitoring marine debris in the Convention Area

    George Island for the fourth consecutive year. There are now 4 sites that have data for more than ... 3 consecutive years, these are: Cape Shirreff, (Livingston Island, South Shetland Islands); Bird Island, (South ... Island for the fourth consecutive year. There are now 4 sites that have data for more than 3 consecutive ... years, these are: Cape Shirreff, (Livingston Island, South Shetland Islands); Bird Island, (South ...

    Meeting Document : SC-CAMLR-XXIII/BG/11 : Author(s): Secretariat

  7. Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia

    of two contiguous age groups. It was shown that in the 1980s during a number of years the catches were ... based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year class ... from the catches, was rather low. Possibly, the abundance of one or another icefish year class ... of two contiguous year classes, strong 1984 year class and middle 1983 year class. These year classes ...

    Meeting Document : WG-EMM-03/60 : Author(s): K.V. Shust and E.N. Kuznetsova (Russia)

  8. Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia

    of two contiguous age groups. It was shown that in the 1980s during a number of years the catches were ... based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year class ... from the catches, was rather low. Possibly, the abundance of one or another icefish year class ... of two contiguous year classes, strong 1984 year class and middle 1983 year class. These year classes ...

    Meeting Document : WG-FSA-SAM 03/7 : Author(s): K.V. Shust and E.N. Kuznetsova (Russia)

  9. Comparison of NASC values calculated by swarm-based and grid-based acoustic data processing methods for Antarctic krill density estimation

    -ASAM-2017 except that the dB difference window of Sv 120 kHz-Sv 38kHz is set 0 to 20 dB. And the two ... that the dB difference window of Sv120 kHz-Sv38kHz is set 0 to 20 dB. And the two groups of results were ... Abstract:  The one nautical mile integrated Nautical Area Scattering Coefficient (NASC) values ... The one nautical mile integrated Nautical Area Scattering Coefficient (NASC) values of four surveys ...

    Meeting Document : SG-ASAM-18/04 Rev. 1 : Author(s): X. Yu, X. Wang and X. Zhao

  10. Revised progress report for the fourth year of the research fishery for Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa

    Abstract:  A multi-year research plan as outlined in CM 41-04 (2012, 2013, 2014) was initiated ... in Statistical Subarea 48.6 by Japan and South Africa during the 2012/13 fishing season. Two vessels participated ... in the research project in each of the three fishing seasons and the progress achieved during the first 3.5 years ... report for the fourth year of the research fishery for Dissostichus spp. in Subarea 48.6 being jointly ...

    Meeting Document : WG-FSA-16/56 : Author(s): S. Somhlaba, R. Leslie, K. Taki, T. Ichii and T. Namba

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