Résultats de la recherche

1. Risk maps for Antarctic krill under projected Southern Ocean acidification

   Abstract:  The embryonic development of Antarctic krill (Euphausia superba) is sensitive to ... elevated seawater CO 2 levels and successful hatching is impaired at CO 2 levels greater than 1000 μatm ... . Exposure to elevated CO 2 during the first 3 days of embryonic development significantly retards subsequent ... development even if the embryos are transferred to seawater with current levels of CO 2. Krill embryos appear ...

   Meeting Document : WG-EMM-14/P06 : Auteur(s): S. Kawaguchi, A. Ishida, R. King, B. Raymond, N. Waller, A. Constable, S. Nicol, M. Wakit and A. Ishimatsu

2. Groupe de travail sur le contrôle et la gestion de l'écosystème (WG-EMM)

   these terms of reference remains at the core of the work of WG-EMM. In addition, the Working Group now ... WG-EMM first met in 1995 after the amalgamation of the Working Group on Krill (WG-Krill) and the ... Working Group on CCAMLR Ecosystem Monitoring Program (WG-CEMP). The establishing terms of reference ... requested the group to: (i) Assess status of krill. (ii) Assess status and trends of dependent and related ...

   Page : Site Section: Science

3. Field identification guide to the main fishes caught in the Ross Sea longline fishery

   longline boats fishing in the Ross Sea was prepared under the New Zealand Ministry of Fisheries Project ... ANT2005-02 and was used by Ministry of Fisheries observers and fishers during the 2006–07 season. That ... (eelpouts) and bathydraconids (dragonfishes) identification is at family level and for Muraenolepis (eel ... fishes is difficult because of uncertain taxonomic status, e.g., Pogonophryne, or scarcity of field ...

   Meeting Document : WG-FSA-07/41 : Auteur(s): P.J. McMillan, P. Marriott, S.M. Hanchet, J.M. Fenaughty, E. Mackay and H. Sui (New Zealand)

4. REFERENCE OBSERVATIONS FOR VALIDATING AND TUNING OPERATING MODELS FOR KRILL FISHERY MANAGEMENT IN AREA 48

   Abstract:  In 2007 WG-SAM defined a set of reference observations for validating and tuning ... reference points for the density of krill, and the abundance of “generic” seals, penguins and whales in 1970 ... , 2007 and at least one intermediate year. Recent work on baleen whales indicates a higher growth rate ... . The numerical calendar is a partly subjective interpretation of limited data and should not be ...

   Meeting Document : WG-EMM-08/10 : Auteur(s): S. Hill (United Kingdom), J. Hinke (USA), É. Plagányi (South Africa) and G. Watters (USA)

5. Revised research plan for toothfish in Division 58.4.4 b by Shinsei maru No. 3 in 2014/15

   (vulnerable biomass in 2013), respectively. The stock sizes of D. eleginoides in block D is estimated at 948 ... Abstract:  In this document, we revise stock status assessments of D. eleginoides in research ... blocks C and D using CPUE analogy method, Petersen method and CASAL model, although the data of current ... next fishing season with the same survey design and sample size of 60 tonnes in order to further ...

   Meeting Document : WG-FSA-14/21 : Auteur(s): Delegation of Japan

6. Implanted identification tags in penguins: implantation methods, tag reliability and long-term effects (draft version)

   a slimy biofilm harbouring potentially pathogenic organisms incorporated at the time of implantation ... Abstract:  Subcutaneously implanted passive transponder tags have proved to be a reliable way of ... identifying individual penguins by both manual and automated means. We have found the survival of tagged ... Ad61ie penguins (Pygoscelis adeliae) over five seasons to be consistently higher than that of birds ...

   Meeting Document : WG-EMM-Methods-96/08 : Auteur(s): Kerry, K., Clarke, J.

7. e-sc-xi-a8.pdf

   ... provided by WG-Krill at its most recent meeting) in the 426 context of accounting for the krill ... considerable inherent variability. This range of information renders it necessary at times to formulate ... ) Action: Encourage submission of haul-by-haul data from the fishery within at least 100 km of land-based ... form indicated in Figure 2, i.e. these rates saturate at high levels of krill abundance (the per application/pdf attached to:WG-KRILL/CEMP-92

   Meeting Report : WG-KRILL/CEMP-92

8. Calendrier 2016 de la CCAMLR

   We have created a wall calendar for the 2015/16 fishing season and through to the end of 2016 ... . However, the calendar is available as a PDF file and can be downloaded for free at: CCAMLR Calendar 2016 ... (1.81 MB) Months of the CCAMLR 2016 wall calendar December 2015 – Volker Siegel January 2016 – Eyal ...

   Page : Site Section: Publications

9. Krill stock evaluation with data from commercial fishing vessels

   . The use of such vessels as platforms for survey transects under scientific supervision has already ... been demonstrated. Here we show that acoustic data of good quality can be collected by observers on ... ‘Saga Sea’ in 2011 as example. A one-month subset of the acoustic data from February/March was processed ... within a time-frame of a week and linked to krill length data from the same period. The data from the ...

   Meeting Document : WG-EMM-12/63 : Auteur(s): G. Skaret (Norway), J. Moir Clark (United Kingdom), O.R. Godø, R.J. Korneliussen, T. Knutsen, B.A. Krafft and S.A. Iversen

10. Seamount-specific biomass estimates from SSRU 88.2H in the Amundsen Sea derived from mark-recapture data

    on almost every seamount in every year and usually in proportion to the level of tagging on the ... in recapture rates of annual cohorts of tagged fish through time in SSRU 88.2H indicates a decrease ... in the percentage of the population tagged due to the annual immigration of untagged fish, along with ... catch and emigration of tagged and untagged fish resulting in a decreasing trend in biomass overall ...

    Meeting Document : WG-FSA-14/58 : Auteur(s): S.J. Parker and S. Mormede (New Zealand)

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