Résultats de la recherche

1. Species profile of mackerel icefish (Champsocephalus gunnari)

   ’s with annual catches of a few thousand tonnes in each of the two areas. Aspect of the biology and ... Abstract:  Mackerel icefish (Champsocephalus gunnari) has been exploited since the early 1970’s ... information is scattered over various CCAMLR working papers of the last 15 years. The species profile collates ... existing information on the taxonomy and biology of the species. Author(s):  K.-H. Kock (Germany) and I ...

   Meeting Document : WG-FSA-07/12 : Auteur(s): K.-H. Kock (Germany) and I. Everson (UK)

2. Male krill grow fast and die young

   classes of adult krill was generally high in krill of 30-35 mm total length, always low in 38-42 mm krill ... males when several years of low recruitment followed a recruitment pulse. These results lead us to ... . Author(s):  S. Kawaguchi, L.A. Finley, S. Jarman, S.G. Candy (Australia), R.M. Ross, L.B. Quetin (USA), V ... . Siegel (Germany), W. Trivelpiece (USA), M. Naganobu (Japan) and S. Nicol (Australia) Title:  Male krill ...

   Meeting Document : WG-EMM-07/P6 : Auteur(s): S. Kawaguchi, L.A. Finley, S. Jarman, S.G. Candy (Australia), R.M. Ross, L.B. Quetin (USA), V. Siegel (Germany), W. Trivelpiece (USA), M. Naganobu (Japan) and S. Nicol (Australia)

3. Defining predator foraging ranges, illustrated using Adélie penguin foraging tracks from Mawson coast

   likely to be foraged by predators from one year to the next, i.e. what is a predator’s feeding range ... Abstract:  One step toward defining small-scale management units is to determine the areas most ... colonies, years, and species to define individual species and pooled foraging ranges. The establishment of ... range would be a useful step in this process. Author(s):  I.R. Ball, A.J. Constable, J. Clarke and L ...

   Meeting Document : WG-EMM-02/41 : Auteur(s): I.R. Ball, A.J. Constable, J. Clarke and L. Emmerson (Australia)

4. Research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6

   Abstract:  The current season (2014/15) is the final one of the first three-season research which ... 48.6_2. However, the estimates using the Petersen estimator were two-three times larger than those using ... method for the block for the first time. One D. mawsoni tagged and released in the block 48.6_2 in 2013 ... the preceding seasons began to be recaptured. In addition we propose to set two optional areas along ...

   Meeting Document : WG-SAM-15/06 : Auteur(s): Delegation of Japan

5. Revised reports on abundance and biological information of toothfish in Division 58.4.3b by Shinsei Maru No.3 in 2010/11 and proposal of the consecutive survey in 2011/12

   condition (54.6 %) for trotline. It seems that smaller fish < 80 cm are more damaged than larger ones for ... appropriate sample size in the next year survey was calculated to be 5.2 ton based on the criterion for the ... depleted stock shown in WG-FSA-10/42. However, the estimated biomasses using the two methods seem to be a ... survey designs as in the 2010/11, is appropriate for the next survey.   Author(s):  K. Taki, T. Iwami and ...

   Meeting Document : WG-FSA-11/13 Rev. 1 : Auteur(s): K. Taki, T. Iwami and M. Kiyota (Japan)

6. Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)

   distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ... between management areas. Author(s):  CCAMLR Secretariat Title:  Long-distance movements of tagged ...

   Meeting Document : WG-FSA-16/25 Rev. 1 : Auteur(s): CCAMLR Secretariat

7. ECOLOGICAL REPERCUSSIONS OF HISTORICAL FISH EXTRACTION FROM THE SOUTHERN OCEAN

   stocks were on average reduced to <50%, and finally (mid-1980s) to <20%, of original size. Despite ... strong year classes, as is true of such fish elsewhere. A climate regime, the Southern Annular Mode, once ... oscillated between two states, but has remained in its “positive mode” since the time of the fish extraction ... South Shetland islands, where fishing was concentrated — declined simultaneously during the two periods ...

   Meeting Document : WG-EMM-08/P07 : Auteur(s): D. Ainley and L. Blight

8. Setting management goals using information from predators

   Abstract:  This paper is a published book chapter examining how goals and reference points might ... activities. Author(s):  A. Constable (Australia) Title:  Setting management goals using information from ...

   Meeting Document : WG-EMM-07/P7 : Auteur(s): A. Constable (Australia)

9. Managing the Ross Sea toothfish fisheries – A response to the consultation responses (COMM CIRC 18/39)

   Abstract:  In 2017 the fishery in the Northern Area of the Ross Sea Area 88.1 was opened for one ... monitoring, and the calculation of closure dates, for the 2018/19 season in the Ross Sea: The Secretariat ... 2 645 tonnes Of which no more than 591 tonnes may be caught north of 70°S Clarification of the ... . Author(s):  CCAMLR Secretariat Title:  Managing the Ross Sea toothfish fisheries – A response to the ...

   Meeting Document : WG-FSA-18/07 : Auteur(s): CCAMLR Secretariat

10. Status and trends of Adelie penguin populations in the Ross Sea region

    earlier counts. Populations at nearly all rookeries have increased in size over the last 10–20 years ... sea ice and weather conditions, and longer-term climatic change. Author(s):  R.H. Taylor, P.R. Wilson ...

    Meeting Document : WG-CEMP-92/23 : Auteur(s): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)

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