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

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  1. Increasing abundance of Type A killer whales (Orcinus orca) in the coastal waters around the Antarctic Peninsula

    (Orcinus orca; Types B1, B2 and A) are important top predators around the AP, but there are currently no ... to 3048 km from tagging site). Photographic re-sightings of the same whales were common across years ... Abstract:  The physical marine environment around the Antarctic Peninsula (AP) is rapidly changing ... and we need to understand the impact on marine ecosystems. A diverse community of killer whales ...

    Meeting Document : WG-EMM-17/49 : Auteur(s): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman

  2. Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2019

    Abstract:  During late March to early April 2019, the annual random stratified trawl survey (RSTS ... ) around Heard Island and McDonald Islands (HIMI) was conducted in CCAMLR Division 58.5.2, with the ... completion of 150 stations. The survey was conducted on the FV Atlas Cove. Sampling protocols such as the ... design and the duration of the hauls were similar to recent surveys, but with a new set of randomly ...

    Meeting Document : WG-FSA-2019/03 : Auteur(s): G.B. Nowara, T.D. Lamb and P. Ziegler

  3. Adélie penguin population change in the pacific sector of Antarctica: relation to sea-ice extent and the Antarctic Circumpolar Current

    virtually no correlations to the western half (150° E to 175° W). This result supported other indirect ... Abstract:  One of the longest continuing data sets involving a marine organism in the Antarctic is ... on Ross Island, Ross Sea, 1959 to 1997. The sizes of these colonies have displayed significant ... interannual variability during the 29-yr period. We hypothesized that changes are related to natural ...

    Meeting Document : WG-EMM-01/23 : Auteur(s): P.R. Wilson (New Zealand), D.G. Ainley, N. Nur, S.S. Jacobs (USA), K.J. Barton (New Zealand), G. Ballard and J.C. Comiso (USA)

  4. Distribution and possible areas of spatial mixing of two stocks of humpback whales, a krill predator, in the Indo-Pacific region of the Antarctic revealed by genetic analyses

    Abstract:  The main purpose of this study was to investigate the distribution and areas of mixing ... of two stocks of the humpback whale, a krill predator, in the Indo-Pacific region of the Antarctic ... stocks have shown sign of recovery after heavy commercial exploitation in the last century. Information ... on distribution and areas of mixing in the Antarctic feeding grounds is essential to assist the ...

    Meeting Document : WG-EMM-2019/67 : Auteur(s): L.A. Pastene, M. Goto, M. Taguchi and K. Matsuoka

  5. An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL

    Paper Title:  An integrated stock assessment for the Patagonian toothfish (Dissostichus ... eleginoides) for the Heard and McDonald Islands using CASAL Abstract / Description:  An integrated stock ... assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands (CCAMLR ... ) abundance estimates by length bin, commercial catch-at-length data, standardised CPUE series for the trawl ... IntegrAted Stock ASSeSSment for the PAtAgonIAn toothfISh (Dissostichus eleginoiDes) for the heArd And ... mcdonAld ISlAndS uSIng cASAl S.G. Candy and A.J. Constable Department of the Environment, Water ... , Heritage and the Arts Australian Antarctic Division 203 Channel Highway, Kingston 7050 Tasmania ... , Australia Email – steve.candy@aad.gov.au Abstract An integrated stock assessment for the Patagonian ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Auteur(s): Candy, S.G and A.J. Constable

  6. Comparison between the CCAMLR-2000 and KY 1988 surveys on environmental variability of krill in the Scotia Sea, Antarctica

    ice cover in 1999/2000 reduced southward such that no sea ice remained around the South Orkney Islands ... Abstract:  We assessed the environmental variability of Antarctic krill (Euphausia superba ... ) distribution with comparison between the CCAMLR 2000 Survey and similar scale datasets partially by the ... Japanese R/V Kaiyo Maru Survey in the 1987/88 austral summer season in the Scotia Sea. There were distinct ...

    Meeting Document : WG-EMM-02/43 : Auteur(s): M. Naganobu (Japan), M. Brandon (United Kingdom), K. Ito, K. Segawa (Japan) and V. Siegel (Germany)

  7. Preliminary assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (Division 58.4.3b), based on the analysis of fine-scale catch and effort data

    Patagonian toothfish dominating in catches in one ground for the first time, and some observers reporting no ... Abstract:  In 2006 the CCAMLR scientific committee noted several features of exploratory ... Dissostichus fisheries in the southern Indian Ocean (58.4) which gave cause for concern as to the status of the ... resource in this area, and the lack of a scientific basis for setting catch limits in these areas (SC-CAMLR ...

    Meeting Document : WG-FSA-07/44 : Auteur(s): J.P. McKinlay, D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)

  8. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–13

    positive effect, and the new data weighting had no effect on model biomass.  Sensitivity runs showed that ... Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs ... 88.2A–B), using revised catch, catch-at-age, and tag-recapture data for the 2012–2013 seasons.  Several ...

    Meeting Document : WG-FSA-13/51 : Auteur(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

  9. Comparing surface and planimetric area across multiple scales and assessing the impact of different data sources on seabed area estimation in research blocks in the CAMLR Convention Area

    important for CCAMLR in estimating the fishable biomass of these species in data-poor areas, developing ... surface) within the Convention area are commonly calculated, but surface area (i.e. a three-dimensional ... surface) is rarely estimated. The aims of this paper are to examine differences in: (1) planimetric seabed ... estimates for the same areas using the most up-to-date global bathymetry dataset (GEBCO 2014). Comparisons ...

    Meeting Document : WG-SAM-15/01 : Auteur(s): CCAMLR Secretariat

  10. Factors affecting the number and mortality of seabirds attending trawlers and longliners in the Kerguelen area

    successful with an overall figure of 0.47 birds / 1.000 hooks. No albatross except one was caught when the ... Abstract:  The factors affecting the number and the mortality of seabirds attending long-liners ... and trawlers fishing in the Kerguelen area were studied during four successive seasons (1994-1997 ... observed attending fishing vessels representing 591 birds / census. The total numbers attending varied ...

    Meeting Document : WG-FSA-99/26 : Auteur(s): H. Weimerskirch, D. Capdeville and G. Duhamel (France)

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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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