Résultats de la recherche

1. A feedback management strategy for the krill fishery in Subarea 48.1

   submitted data and applying the decision rule with the state variables relevant to each gSSMU, providing ... year.  We used historical data to conduct retrospective analyses of our FBM strategy for two gSSMUs ... consistent with the agreed definition of a Stage-2 strategy, and we advocate that it be trialed in real life ... krill biomass has not increased during the summer, the local catch limit will not be adjusted.  3) If ...

   Meeting Document : WG-EMM-16/48 : Auteur(s): G.M. Watters, J.T. Hinke and C.S. Reiss

2. Parameters for a model of the functional relationships between krill escapement and crabeater seal demographic performance

   sexual maturity was estimated to be 3.8 years. Of 44 annual estimates of historical cohort strength, 16 ... were judged to represent “ good" years for demographic performance, 18 as "poor" years ... , and 10 as "bad" years. Author(s):  P.L. Boveng and J.L. Bengtson (USA) Title:  Parameters ...

   Meeting Document : WG-CEMP-93/04 : Auteur(s): P.L. Boveng and J.L. Bengtson (USA)

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

   toothfish, the survey provided the opportunity to compare catch rates in 2012 with historical catch rates by ... San Aotea II and its sister ship Janas in earlier years of the fishery. The results of a standardized ...

   Meeting Document : WG-SAM-12/29 : Auteur(s): S.M. Hanchet, S. Mormede, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea)

4. Predation release of Antarctic silverfish (Pleuragramma antarctica) in the Ross Sea

   inconsistent with predation release of silverfish due to the toothfish fishery being responsible for recent ... . These Antarctic toothfish were sampled over three years, between 2011/12 and 2013/14. The mass of ...

   Meeting Document : WG-EMM-15/53 : Auteur(s): M.H. Pinkerton, P. Lyver, D. Stevens, J. Forman, R. Eisert and S. Mormede (New Zealand).

5. EXTRAPOLATING CONTINUOUS PLANKTON RECORDER DATA THROUGH THE SOUTHERN OCEAN USING BOOSTED REGRESSION TREES

   space of the predicted area was spanned by the environmental characteristics associated with the ... between presence and absence. (3) Spatially-resolved measures were used to test how well the environmental ...

   Meeting Document : WG-SAM-08/12 : Auteur(s): M.H. Pinkerton, A.N.H. Smith (New Zealand), B. Raymond, G. Hosie (Australia) and B. Sharp (New Zealand)

6. The distribution of spatial management and Antarctic krill catch across pelagic bioregions in the Southern Ocean

   measures in the Southern Ocean.  We used the GIS in combination with catch data and the results of the 2007 ... concentrated in 3 of the 7 bioregions found in the open area. Information on the distribution of catches and ...

   Meeting Document : WG-EMM-12/15 : Auteur(s): S.M Grant, S.L. Hill and P. Fretwell (United Kingdom)

7. Do the males of Dissostichus eleginoides grow faster, or only mature before females?

   concluded that the males mature for the first time at 4 years age and females at 10 years age, reaching 100 ... % maturity at 12 years age the males and 21 years age the females. Author(s):  C.A. Moreno (Chile) Title:  Do ...

   Meeting Document : WG-FSA-98/16 Rev. 1 : Auteur(s): C.A. Moreno (Chile)

8. Dynamics of Notothenia rossii rossii size-age structure on the Kerguelen Islands shelf

   used to characterise the age composition. It was determined that in the initial years of exploitation ... catches and in some years (1981-1985) fisheries were based practically on recruitment. After the closure ... . In May-June 1991 the mean length was 59.2 cm, mean age was 7.4 years; some 70% of catch consisted of ... that observed in the initial years of exploitation and further closure of marbled rockcod specialised ...

   Meeting Document : WG-FSA-94/04 : Auteur(s): P.B. Tankevich (Ukraine)

9. Interannual changes in body fat condition, stomach content mass and distribution of minke whales in Antarctic Areas IV and V

   . In Area V, in a year of high sea-ice extent, the krill-rich slope region in the western zone was ... the six years included in the study, two were categorized as years of poor body fat condition, and ... three as years of good condition. Estimated body weight gain during the feeding season in poor years was ... 25 % lower than in good years. The relationship between girth and stomach content mass in the ice ...

   Meeting Document : WG-EMM-97/18 : Auteur(s): Ichii, T., Nishiwaki, S., Tamura, T., Fujise, Y., Matsuoka , K.

10. An evaluation of reduced target strength estimates reported for krill (Euphausia superba)

    ) density dependent effects; and 3) compounding of diel effects. The possible bias in the calculations of ... target strength due to these weaknesses indicate an estimated 3-5 dB error due to unaccounted for ... directivity effects as a result of items under category 1; an estimated 2-3 dB bias due to systematic errors ... under category 2; and an estimated 3-4 db error due to category 3. Thus there is reason to believe that ...

    Meeting Document : WG-KRILL-90/13 : Auteur(s): M.C. Macaulay (USA)

Pages