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Commission pour la conservation de la faune et la flore marines de l'Antarctique

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  1. Age distribution of breeding female Antarctic fur seals in relation to changes in population growth rate

    Abstract:  The age distribution of breeding female Antarctic fur seals at Bird Island, South ... Georgia, in 1988 was compared with the age distribution of a sample obtained in 1971-1973. The mean age in ... age-dependent arrival time at the pupping beach in 1988, the mean age was 6.22 (SE = 0.14 years ... -1972. Exponential models fitted to the frequency distribution of age-classes greater than age 5 years ...

    Meeting Document : WG-CEMP-91/21 : Auteur(s): I.L. Boyd, N.J. Lunn, P. Rothery and J.P. Croxall (United Kingdom)

  2. Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia

    removed from 170) during the 142 days of the 1988-89 pup-rearing season at Bird Island, South Georgia ... . This represents at least 0.1% of the total Bird Island population and a minimum of 0.4% of animals in ... the best covered areas; a maximum value might approach 1%. Poly-propylene straps (packaging bands ... ) formed 59% of collars, nylon string (15%), fishing net (13%) and six other materials comprising the rest ...

    Meeting Document : CCAMLR-VIII/BG/05 : Auteur(s): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)

  3. Selectivity of standard polish commercial trawl codends on Antarctic fishing grounds

    = 100 mm, made of double twines with a thickness of 4.2 mm. The studies covered 6 major fish species. 1 ... . It appears from the study that Antarctic icefish and bumphead notothenia are subject to selection ... during trawling, although the effectiveness of this process- especially in the latter case- is not ... tendency to pass through meshes of the codend than Antarctic icefish and bumphead notothenia. 3. The ...

    Meeting Document : SC-CAMLR-VII/BG/11 : Auteur(s): J. Zaucha (Poland)

  4. Congruent, decreasing trends of Gentoo Penguins and Crozet Shags at sub-Antarctic Marion Island suggest food limitation through common environmental forcing

    ] melanogenis breeding annually at Marion Island, one of South Africa’s Prince Edward Islands in the south-west ... between the mid-1990s and the mid-2000s, exhibited a partial recovery in the late-2000s and then decreased ... to their lowest recorded levels in 2012/13. In both instances, the partial recoveries in the late ... was negatively correlated with the date of arrival of adults to breed. Gentoo Penguins and Crozet ...

    Meeting Document : WG-EMM-14/P09 Rev. 1 : Auteur(s): R.J.M. Crawford, B.M. Dyer, L. Upfold and A.B. Makhado

  5. Mackerel icefish size and age at South Georgia and Shag Rocks

    in the Southern Ocean have supported a fishery since the 1970s. This study has analysed the length ... modality in the length-frequency distributions. Lengths of age-classes derived by these two methods were ... differences in mortality between localities. To compensate for variation in the time of surveys, the mean TL ... of age-classes were standardized to a common day of the year (16 January) based on the Bertalanffy ...

    Meeting Document : WG-EMM-03/7 : Auteur(s): A.W. North (United Kingdom)

  6. ACOUSTIC IDENTIFICATION AND SIZE ESTIMATION OF EUPHAUSIIDS

    Abstract:  Fishery for krill is a major economical activity in the Antarctic Ocean. The increased ... Norwegian fishery inherently gives Norway a responsibility to contribute to the management of the marine ... resources in the southern ocean. During the International Polar Year 2008, RV “G.O. Sars” spent 3 months in ... the Antarctic Ocean to do investigations on euphausiids and other key components of the ecosystem ...

    Meeting Document : SG-ASAM-09/08 : Auteur(s): R. Korneliussen and G. Skaret (Norway)

  7. Establishment of a cemp monitoring program at Bouvetøya

    , South Atlantic Ocean. A permanent research station was established at the CEMP site, Nyrøysa, on the ... western coast of the island during the 1996/97 field season. Species included in the monitoring program ... are the Chinstrap Penguin, Macaroni Penguin and Antarctic Fur Seal. During the first field season ... (1996/97), monitoring of the following parameters were initiated for the two species of penguins ...

    Meeting Document : WG-EMM-97/19 : Auteur(s): Gjertz, I., Isaksen, K., Bakken, V., Mehlum, F.

  8. Albatross populations: status and threats

    Abstract:  The population and conservation status of the world's albatrosses are reviewed ... within the framework of recent taxonomic changes. The latest estimates of size of breeding populations ... (pairs) at all known localities of each of the 24 proposed species are presented; population trends are ... assessed where sufficient data are available. Despite increased efforts in population monitoring, the ...

    Meeting Document : WG-FSA-97/28 : Auteur(s): Gales, R.

  9. An integrated stock assessment of Patagonian toothfish (Dissostichus eleginoides) in CCAMLR Subarea 48.4

    Abstract:  This paper describes an update to the CASAL assessment of Patagonian toothfish (D ... . eleginoides) in Subarea 48.4. The assessment data time series are updated with the observations for the 2014 ... /15 season and several minor changes to the assessment are made: revision of tagging and recapture ... data for the full time series, a revised maturity ogive, and changes to the assumed tag growth ...

    Meeting Document : WG-FSA-15/28 : Auteur(s): M. Soeffker, V. Laptikhovsky, T. Earl and C. Darby (United Kingdom)

  10. Joint SC-CAMLR and SC-IWC Workshop, its format and draft Terms of Reference

    Abstract:  A proposal for a Joint SC-CCAMLR IWC Workshop to develop multi-species models of the ... Antarctic marine ecosystem was proposed at the SC-CCAMLR 2014, and a steering group for the Workshop was ... formed. WG-EMM 2015 agreed on the benefit of dividing the workshop into two; the first to review data ... availability, and the second as a comprehensive discussion of approaches in relation to modelling and ...

    Meeting Document : SC-CAMLR-XXXIV/BG/33 : Auteur(s): Co-conveners of the Joint SC-CAMLR and SC-IWC Workshop

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E-mail: ccamlr [at] ccamlr [dot] org
Téléphone: +61 3 6210 1111
Fax: +61 3 6224 8744
Adresse: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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  • WG-EMM-2025
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