Résultats de la recherche

1. DISTRIBUTION AND ABUNDANCE OF ANTARCTIC TOOTHFISH IN THE ROSS SEA

   . In preparing this paper we have identified some data sources which could potentially be used to ... fishing ground would also be difficult to interpret because of the movement of tagged fish. There is also ... by other research sampling. Indirect observations from cameras mounted on seals shows that Antarctic ... 000 t, about 20% has been taken from the northern grounds, 70% from the continental slope, and 10 ...

   Meeting Document : WG-EMM-09/40 : Auteur(s): S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)

2. Update of analysis on sea-ice concentration of southern part of 48.6 and 58.4.2 for the new research block on expected spawning ground of TOA

   ) and hence it should be covered by research for stock assessment in the near future. Author(s):  T ... . Namba, T. Ichii and T. Okuda Title:  Update of analysis on sea-ice concentration of southern part of ...

   Meeting Document : WG-SAM-17/10 : Auteur(s): T. Namba, T. Ichii and T. Okuda

3. The Antarctic toothfish: how common a prey for Weddell seals?

   Antarctic toothfish (Dissostichus mawsoni) in McMurdo Sound, Antarctica, during 2001-2003 austral summers ... the quantity of toothfish captured lead us to suggest that this species is a significant prey item for ... Weddell seals, and that the recent development of a toothfish fishery in the Ross Sea may have broader ... common (as evidenced by more than 30 years of sustained research projects on that toothfish population ...

   Meeting Document : WG-EMM-07/P4 : Auteur(s): P.J. Ponganis and T.K. Stockard (USA)

4. Finfish by-catch in the krill fishery for the 2010 and 2011 seasons

   , that  may go undetected in larger samples, are recorded using a sorting method with a standard sub ... Abstract:  The fish sampling protocol (K12 form) was developed to ensure that small/larval fish ... -sampling approach that allows the user to re-sort smaller samples and maximises potential to detect by ... was used.  With more data from the upcoming season and greater observer coverage across the fishing ...

   Meeting Document : WG-FSA-11/05 : Auteur(s): Secretariat

5. Simulation experiments and CCAMLR yield estimates using CASAL

   “true” states with data that includes bias and variance in observations, as well as the robustness of ... , however it should be noted that simulation studies often under-estimate the uncertainty that would be ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... the expected performance of integrated models is required that investigates a range of alternative ...

   Meeting Document : WG-FSA-SAM-05/9 : Auteur(s): A. Dunn (New Zealand)

6. ESTIMATING THE SWEPT AREA OF DEMERSAL LONGLINES BASED ON IN-SITU VIDEO FOOTAGE

   to be comparable with that of demersal trawls. We also provide evidence that benthic fauna that are ... . Footage revealed that after setting the line moved very little, despite cross currents. During hauling ... , the section of line visible to the camera swept sideways, interacting with sessile benthic organisms ... total time to retrieve the line, we estimate that up to 0.122 km2 of seafloor was swept by the line ...

   Meeting Document : WG-FSA-08/58 : Auteur(s): D. Welsford and R. Kilpatrick (Australia)

7. The use of morphometric parameters for the determination of sex of Adelie penguins

   , Antarctica (latitude 67°36’S, longitude 62°53’E). It was found that 89 % of birds could be correctly sexed by ... the sex of the birds can be increased by avoiding those with a discriminant score close to the mean ... , cubitocarpal) with the mean discriminant score of 55.39. Males have a higher score and females a lower one. The ... sex of juvenile birds (identified by their white chins) cannot be determined by this method. The ...

   Meeting Document : WG-CEMP-91/5 Rev. 1 : Auteur(s): K.R. Kerry, D.J. Agnew, J.R. Clarke and G.D. Else (Australia)

8. Revised research plan for toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2012/13

   2011/12 fishing season with the aims of providing the data required for assessments of the population ... ton) was smaller than that 1 928 tonnes estimated in the WG-FSA meeting in 2011 (SC-CAMLR XXX, Annext ... 4, paragraphs 5.19-21). CVs of 20 % achievable from the biomass estimates may be achieved within ... three years with an annual research catch of approximately 50 tonnes. The estimate (976 tonnes) using ...

   Meeting Document : WG-FSA-12/58 Rev. 1 : Auteur(s): Delegation of Japan

9. Report on attendance at the Sixth Meeting of the Committee for Environmental Protection Under the Madrid Protocol

   SENT EMAILS SEEKING MEMBERSHIP IN THE ICG. I SUGGEST THE CHAIR OF THE CCAMLR SC BE TASKED WITH ... Protected Species”. They recognized that the ATCM had agreed to “take early steps to seek the agreement of ... (with those organizations) to seek a common approach as to how special protection for species in the ... marine environment could be achieved and how proposals under the Protocol for designating Specially ...

   Meeting Document : CCAMLR-XXII/BG/11 : Auteur(s): Chair of the CCAMLR Scientific Committee

10. The diet of the Antarctic fur seal Arctocephalus gazella at Harmony Point, South Shetland Islands: evidence of opportunistic foraging on penguins?

    from January to March 2001 and 2002. The composition of the diet was diverse and both, pelagic and ... mass in both seasons, with Gymnoscopelus nicholsi being the main prey. Interestingly, penguins were ... represented in the 39.0% and 31.9% of the samples in 2001 and 2002 and, as reflected by the reconstructed diet ...

    Meeting Document : WG-EMM-02/11 : Auteur(s): R. Casaux, L. Bellizia and A. Baroni (Argentina)

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