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  1. Report from a krill- focused survey with RV Kronprins Haakon and land-based predator work in Antarctica during 2018/19

    Abstract:  The primary objective for this krill research activity was twofold 1) to conduct a ... essential for the implementation of a Feed-Back Management (FBM) system. The survey follows a similar design ... as a survey initiated by CCAMLR in year 2000 for comparative purposes, but in addition focuses on ... , availability and predator needs as opposed to purely conservation-based measures. A future developed FBM system ...

    Meeting Document : WG-EMM-2019/07 : Author(s): B. Krafft, K. Bakkeplass, T. Berge, M. Biuw, J. Erices, E. Jones, T. Knutsen, R. Kubilius, M. Kvalsund, U. Lindstrøm, G.J. Macaulay, A. Renner, A. Rey, H. Søiland, R. Wienerroither, H. Ahonen, J. Goto, N. Hoem, M. Huerta, J. Höfer, O. Iden, W. Jouanneau, L. Kruger, H. Liholt, A. Lowther, A. Makhado, M. Mestre, A. Narvestad, C. Oosthuisen, J. Rodrigues and R. Øyerhamn

  2. Results of a CCAMLR-sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea, February 2012

    Abstract:  At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... recruitments from a well-designed survey could be a useful input into the Ross Sea stock assessment model and ... endorsed a proposal to carry out this work once the fishery had closed at the end of the 2011/12 season ... . The survey had two main objectives: (i) To establish the feasibility of developing a time series of ...

    Meeting Document : WG-FSA-12/41 : Author(s): S.M. Hanchet, S. Mormede, S. Parker, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea)

  3. Regionalisation of the Southern Ocean: a statistical framework

    . Regionalisation algorithms attempt to partition a broad spatial area into discrete spatial regions, each with ... . In this paper, we demonstrate a method developed for a regionalisation of the southern Indian Ocean ... develop a bioregionalisation of its Convention Area. This paper describes the steps and issues in ... undertaking a regionalisation and presents a statistical method for achieving a regionalisation of the ...

    Meeting Document : WG-EMM-06/37 : Author(s): B. Raymond and A. Constable (Australia)

  4. A two-fleet ASPM assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity

    Butterworth (2004) that permitted annual fluctuations about a deterministic stock-recruitment relationship is ... become available for the years 2004 and 2005. The assessment is also generalised to allow for a second ... fleet to accommodate data from a pot fishery that has been in operation since November 2004. Results ... obtained show a much greater selectivity for larger toothfish for the pot than for the longline fishery – a ...

    Meeting Document : WG-FSA-05/58 : Author(s): A. Brandão and D.S. Butterworth (South Africa)

  5. Proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.4

    , Shinsei maru No. 3, has conducted research fishing in accordance with a research plan submitted under CM ... order to participate in the tagging program and achieve a robust stock assessment. The aim is to provide ... advice on a catch limit according to CCAMLR decision rules and allow an earlier decision to reopen this ... area. This paper presents a proposal for a research plan for 2014/2015. For SSRU C, further ...

    Meeting Document : WG-SAM-14/18 : Author(s): Delegation of France

  6. Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003

    Abstract:  A preliminary assessment of yield of Patagonian Toothfish, Dissostichus eleginoides ... result of a randomly stratified trawl survey completed between 16 April and 10 May 2003. The 2003 ... estimate of abundance of recruits indicates a continuation of a period relatively low recruitment since ... 1999. A minor revision to the recruitment series resulted in a relatively small reduction in the ...

    Meeting Document : WG-FSA-03/33 : Author(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)

  7. Temporal variation in Antarctic sea-ice: analysis of a long-term fast-ice record from the South Orkney Islands

    Abstract:  Detection of climate-induced change in marine ecosystems requires a knowledge of the ... underlying variability of the environment. This paper uses a range of datasets to investigate the interannual ... variability in Southern Ocean sea-ice dynamics. We present the first analysis of a series of fast-ice duration ... indicate that there has been a long term decline in the duration of sea-ice at the South Orkney Islands in ...

    Meeting Document : WG-EMM-95/80 : Author(s): Symon, C., Murphy, E.J., Priddle, J., Clarke, A.

  8. Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015- Part C: Data analysis and MPA scenario development

    justification for the development of a marine protected area (MPA) in the Weddell Sea planning area. In ... documents (Part A-C). SC-CAMLR-XXXIV/BG/15 (Part A) sets out the general context of the establishment of ... areas for a Weddell Sea MPA. Here, the delegation of Germany intends to update the Scientific Committee ... -CAMLR-XXXIII/BG/02, and had welcomed and endorsed as a foundation reference document for the Weddell Sea ...

    Meeting Document : SC-CAMLR-XXXIV/BG/17 : Author(s): Delegation of Germany

  9. Numerical model of ecosystem including Euphausia superba Dana as a key species in circumpolar region

    Abstract:  On the processes to investigate a proper model for understanding the processes that ... govern the biochemical cycle in Antarctic Ocean, we made a research plan as follows: (1) to develop an ... OGCM (Ocean General Circulation Model) (2) to develop a one dimensional ecosystem model that can be ... ecology (4) to develop a numerical model to couple the OGCM and ecosystem models (5) to develop a ...

    Meeting Document : WG-Krill-94/26 : Author(s): M.J. Kishi and M. Naganobu (Japan)

  10. A system-of-equations approach to modeling age structured fish populations: the case of Alaskan red king crab, Paralithodes camtschaticus

    Abstract:  This paper presents a simultaneous system-of-equations approach to modeling age ... -structured populations using trawl survey age/size frequency data. The analysis builds upon a Ricker spawner ... -recruit structure and provides a cohort-based estimation method that retains the underlying dynamic ... properties of a delay-difference model. The framework shares a common spawner-recruit function across age ...

    Meeting Document : WS-CRAB-93/23 : Author(s): J.A. Greenberg, S.C. Matulich and R.C. Mittelhammer (USA)

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