Résultats de la recherche

1. Results of the groundfish survey carried out in CCAMLR Subarea 48.3 in January 2010

   Abstract:  In January 2010, the UK carried out the annual groundfish survey in CCAMLR Sub-Area ... 48.3 on the FV Sil. Seventy-five random hauls were completed with good coverage across the shelf ... , representing an increase in effort overall compared with surveys carried out in 2008 and 2009 on the same ... dominated the population, 2+ and 1+ sized fish were also present, and in larger proportions than in 2009. A ...

   Meeting Document : WG-FSA-10/38 : Auteur(s): R.E. Mitchell, M. Belchier, S. Gregory, L. Kenny, J. Nelson, J. Brown and L. Feathersone (UK)

2. Analysis of maturity of Antarctic toothfish in the Amundsen Sea

   Abstract:  The results of the comparative histological analysis of the Antarctic toothfish ... (Dissostichus mawsoni) reproductive system, caught by the longliner in the Amundsen Sea in February 2006 and ... 2007 are presented. The morphological parameters, indices of gonads, condition by Fulton and ... cytological parameters of oocytes have been described. Antarctic toothfish ovaries reached mainly the late III ...

   Meeting Document : WG-FSA-10/50 : Auteur(s): S.V. Piyanova and A.F. Petrov (Russia)

3. Preliminary plan for research and monitoring in the Ross Sea region, in association with spatial marine protection

   accompany a proposal to CCAMLR for the establishment of a system of MPAs in the Ross Sea region in 2012. The ... distribution or ‘target area’ defining the geographic extent of the feature (e.g. key ecosystem processes ... objectives and priority features.  Pursuant of each specific objective we identify the following categories ... of inquiry:  i) research and monitoring to ensure that the boundaries of the priority feature as ...

   Meeting Document : WG-EMM-12/57 : Auteur(s): M.H. Pinkerton and B. Sharp (New Zealand)

4. A condensed history and document of the method used by CCAMLR to estimate krill biomass (B0) in 2010

   Abstract:  Antarctic krill (Euphausia superba) are considered to be one of the key species in the ... harvested. The commercial exploitation of krill is managed under the direction of CCAMLR (Commission for the ... Conservation of Antarctic Marine Living Resources), utilising results derived from the CCAMLR generalised yield ... of the krill yield model is an estimate of the pre-exploitation biomass of krill (B 0). The current ...

   Meeting Document : WG-EMM-16/38 : Auteur(s): S. Fielding, A. Cossio, M. Cox, C. Reiss, G. Skaret, D. Demer, J. Watkins and X. Zhao

5. An approach to feedback management (FBM) of the krill fishery based on routine acoustic data collection and intermittent land-based predator studies

   Abstract:  The conservation measure regarding (or stipulating) the interim distribution of trigger ... level in the fishery of Antarctic krill in Subareas 48.1 through 48.4 (CM 51-07) has continuously been ... renewed due the CCAMLR’s inability to establish an agreed, operational feedback management (FBM) approach ... . As the trigger level lacks any form of relationship with the actual stock condition this approach is ...

   Meeting Document : SC-CAMLR-XXXVI/BG/20 : Auteur(s): Delegations of Norway, China and Chile

6. Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017

   Abstract:  1. The 2017 UK groundfish survey took place over the South Georgia and Shag Rocks shelf ... on the FV Sil between the 30th January – 7th February 2017. 2. 72 random hauls were completed ... density was highest on the fishing grounds on the moraine banks of the NW stratum. 4. Clear regional ... Rocks, at low levels in the northern strata of South Georgia and more abundant in the Southern strata ...

   Meeting Document : WG-FSA-17/44 : Auteur(s): M. Belchier, V. Foster, S. Gregory, S. Hill, V. Laptikhovsky, P. Lafite and L. Featherstone

7. Information report on the age determination methods of toothfish Dissostichus spp.

   Abstract:  The document presents the experience of the age determination of toothfish of the genus ... Dissostichus by recording structures (otoliths). Sampling processing is carried out on the basis of annual data ... collected in the CCAMLR Convention Area. The equipment used, the procedure for processing and reading age ... are described. The achieved volumes and results are given. And also the problems that arose and the ...

   Meeting Document : WG-SAM-18/29 : Auteur(s): I.V. Slypko and P.M. Zabroda

8. Testing the performance of a recompiled version of TrawlCI to calculate confidence intervals of abundance in surveys of Patagonian toothfish (Dissostichus eleginoides) and mackerel icefish (Champsocephalus gunnari)

   Abstract:  A version of the confidence interval calculating program TrawlCI was recompiled to ... enable it to be run within the DOS emulator of recent versions of the Microsoft Windows operating system ... . The performance of the recompiled version was compared with that of the original version. The ... recompiled version of TrawlCI produced very similar, though not identical, results to the original version ...

   Meeting Document : WG-FSA-SAM-05/14 : Auteur(s): T.D. Lamb, W.K. de la Mare and A.J. Constable (Australia)

9. Preliminary analyses of data collected during experimental fishing for Patagonian toothfish in international waters of the southwest Indian Ocean (Area 51)

   Abstract:  Experimental fishing for Patagonian toothfish took place during the period from 28 June ... procedures, in a restricted area south of Madagascar and north of the Prince Edward and Marion Islands and ... the Crozet Islands, and outside EEZ and CCAMLR waters. A total of 57 sets were taken at between 360 ... and 1950 metres depth. The Patagonian toothfish appeared in all those sets carried out with values ...

   Meeting Document : WG-FSA-04/19 : Auteur(s): L.J. López Abellán (Spain)

10. Age-at-length of Patagonian toothfish from the Falkland/Malvinas Islands

    Abstract:  To provide an age-length key for use in modelling the age structure of the Patagonian ... toothfish stock around the Falkland Islands, we used otoliths to estimate the age of a sample of 1893 ... Patagonian toothfish (Dissostichus eleginoides) captured by trawl and in the longline fishery. We used a thin ... section grinding machine to reveal a transverse plane through the otolith nucleus and between ...

    Meeting Document : WG-FSA-02/74 : Auteur(s): J. Ashford, A. Arkhipkin, C. Jones and S. Bobko

Pages