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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. A methodological proposal to monitor changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax atriceps

    Abstract:  A proposal to monitor changes in coastal fish populations is presented in this document ... . The methodology considered is based in the analysis of regurgitated pellets of the blue-eyed shag ... changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax ...

    Meeting Document : WG-EMM-95/84 : Autor(es): Barrera-Oro, E., Casaux, R.

  2. Conditions for the precise measurement of fish target strength in situ

    Abstract:  Conditions for precise measurement of in situ fish target strength (TS) are empirically ... studied and two indexes are introduced for this purpose. One is the number of fish in the effective ... obtained from one large same fish school in the eastern shelf of Bering sea during the intership ... calibration between Japanese and U.S. vessels on 15 and 16 August 1991. Published in J.Mar.Acoust.Soc. Author ...

    Meeting Document : WG-Krill-94/35 : Autor(es): K. Sawada and M. Furusawa (Japan), N.J. Williamson (USA)

  3. Rockhopper penguins and other marine life threatened by driftnet fisheries in the south Atlantic ocean

    -target species in the Pacific Ocean, has extended its range to include the South Atlantic Ocean ... . Relatively little is known about the areas of operation and impacts of driftnetting in the South Atlantic as ... . This paper reviews the impact of the driftnet fishery on non-target species in the central South ... , apparently resulting in considerable mortality of rockhopper penguins (Eudyptes chrysocome) and other marine ...

    Meeting Document : CCAMLR-IX/BG/05 : Autor(es): Delegation of South Africa

  4. Some aspects of the relation between Antarctic krill abundance and CPUE measures in the Japanese krill fishery. (Component of SC-CAMLR-VI/BG/4)

    quality considerations- in particular the increasing tendency to avoid catching "green” krill. These ... factors result in Catch-per-Day and Catch-per-Haul measures being unlikely to index krill abundance ... time data may be needed to assess the density of swarms in a concentration, but may be difficult to ... record in practice, and a number of other factors may complicate any analysis. The possibility of ...

    Meeting Document : WS-KCPUE-89/03 : Autor(es): D.S. Butterworth (South Africa)

  5. Distribution, abundance and acoustic properties of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea

    community of top predators in the shelf waters of the Ross Sea. In spite of their abundance and important ... role in Antarctic food chains, very little is known of many ecological and biological aspects of this ... . Tangaroa in February–March 2008. Multi-frequency acoustic data (12, 38, 70 and 120 kHz) allowed ... times present close to the bottom, where they were frequently caught in demersal trawls shallower than ...

    Meeting Document : WG-FSA-10/P04 : Autor(es): R.L. O’Driscoll, G.J. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet

  6. Recommendations from a cross-sector workshop on krill fishing and conservation in the Scotia Sea and Antarctic Peninsula region

    Abstract:  In June 2014, the ICED programme, the British Antarctic Survey and WWF co-hosted a two ... day workshop entitled “Understanding the objectives for krill fishing and conservation in the Scotia ... progress in the management of the krill fishery; broadening participation in WG-EMM to include other ... from a cross-sector workshop on krill fishing and conservation in the Scotia Sea and Antarctic ...

    Meeting Document : WG-EMM-14/12 : Autor(es): S. Hill, R. Cavanagh, R. Downie, C. Knowland and S. Grant (United Kingdom)

  7. Collaborating to eliminate Illegal, Unreported and Unregulated fishing in the Southern Ocean

    enforcement actions taken against vessels suspected of engaging in Illegal, Unreported, and Unregulated (IUU ... ; participation in satellite enforcement initiatives; intensification of action on nationals of CCAMLR Members ... potentially involved in IUU fishing; and improvements in the effectiveness of the IUU vessel lists. Author(s ... in the Southern Ocean Microsoft Word File:  cc-xxxiv-bg-23.docx Approval:  Approved Secretariat ...

    Meeting Document : CCAMLR-XXXIV/BG/23 : Autor(es): Submitted by ASOC and COLTO

  8. A review of tag-based stock assessments of the Antarctic toothfish Dissostichus mawsoni in Subarea 48.4

    Abstract:  The stock abundance of Antarctic toothfish in Subarea 48.4 is estimated using tag based ... specifically developed to reduce estimation bias in populations with low recaptures, a feature typical of the ... data available for this species in 48.4. During a review of assessment methodology two main issues have ... review of assessment data and methods in order to discuss and address the issues. Author(s):  N. Walker ...

    Meeting Document : WG-FSA-15/44 : Autor(es): N. Walker, M. Soeffker, V. Laptikhovsky and T. Earl (United Kingdom)

  9. Development of foraging behaviour and evidence of extended parental care in the gentoo penguin (Pygoscelis papua)

    approximately 2500 breeding pairs of gentoo penguins in Admiralty Bay, King George Island, South Shetland ... with extended parental provisioning, behaviours not observed in other Pygoscelis species. Chicks took ... adult foraging trips in both timing and duration. Behavioural observations confirmed that many chicks ... in the late afternoon to evening hours. We hypothesize that these behaviours not only provide the ...

    Meeting Document : WG-EMM-06/8 : Autor(es): M. Polito and W.Z. Trivelpiece (USA)

  10. SPATIAL DISTRIBUTION AND AGE STRUCTURE OF THE ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN THE ROSS SEA, ANTARCTICA

    toothfish (Dissostichus mawsoni) are subject to an increasingly important commercial fishery in the Ross Sea ... -line fishery in the Ross Sea were superimposed on the habitat map and broken into discrete spatial ... areas. Differences in age distributions between these areas were found using ANOVA. These distributions ... and older fish were located on the continental slope. In addition, the older and most mature ...

    Meeting Document : WG-FSA-08/18 : Autor(es): C.M. Brooks and J.R. Ashford (USA)

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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Recent and Upcoming Meetings

  • WG-FSA-2025
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