Résultats de la recherche

1. Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)

   (Dissostichus eleginoides) caught in the commercial fishery within Subarea 48.3. The results for 1996 indicate ... that L m50 occurs at 78.5 cm total length for male and 98.2 cm for female fish. In 1997 the results for ... male fish were essentially the same. For female fish there is evidence that in 1997 a significant ... bias leading to the overestimation L m50 of  calculated by conventional methods. Further analysis ... the commercial fishery within Subarea 48.3. The results for 1996 indicate that Lm50 occurs at 78.5 cm ... total length for male and 98.2 cm for female fish. In 1997 the results for male fish were essentially ... the same. For female fish there is evidence that in 1997 a significant proportion, 25 to 43%, of ... sexually mature fish were not coming into spawning condition. This introduces a bias leading to the ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Auteur(s): Everson, I. and A.W. Murray

2. Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1

   . CPUE (catch/towing volume) in the Livingston Island area showed a decreasing trend during the study ... period. The use of different fishing strategies in response to a demand for higher product quality and a ... general decrease in krill density in the study area were considered as possible reasons for this. On the ... other hand, CPUE in the Elephant Island area showed greater interannual variation without any trend ... . CPUE (catch/towing volume) in the Livingston Island area showed a decreasing trend during the study ... period. The use of different fishing strategies in response to a demand for higher product quality and a ... general decrease in krill density in the study area were considered as possible reasons for this. On the ... other hand, CPUE in the Elephant Island area showed greater interannual variation without any trend ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Auteur(s): Kawaguchi, S., T. Ichii and M. Naganobu

3. Feeding and food intake of Electrona carlsbergi (Tåning, 1932) Myctophidae

   by various methods was from 3.7 to 5.6% of fish body weight. The amount of food consumed by E ... . carlsbergi during the year in the waters to the south of the Antarctic Convergence is about 15 times fish ... fish body weight. The amount of food consumed by E. carlsbergi during the year in the waters to the ... south of the Antarctic Convergence is about 15 times fish body weight. Resume En ete et automne ... carlsbergi (Tdning) is one of the most abundant species of the Myctophidae family living in the Southern ... in different parts of the Southern Ocean. (Kozlov, Tarverdieva, 1989; Oven et al., 1990; Tarverdieva ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 411–416 : Auteur(s): Gerasimova, O.V.

4. International data management

   Abstract:  The Secretariat communicated with a number of other international data managing ... organisations over the 1994 period. As part of the international data management network, it is essential that ... the Secretariat continues to attend relevant meetings, and keeps abreast of the rapid changes ...

   Meeting Document : SC-CAMLR-XIII/BG/16 : Auteur(s): Secretariat

5. Ficha tecnica del bacalao de profundidad Dissostichus eleginoides, Smitt 1898

   Abstract:  The technical information used in the stock assessment of the Patagonian toothfish ... (Dissostichus eleginoides) in diferent parts of the world, have been summarized in this document in order to ... facilitate the future research and management works of this species. Author(s):  Moreno, C.A., Zuleta, A ...

   Meeting Document : WG-FSA-97/42 : Auteur(s): Moreno, C.A., Zuleta, A., Rubilar, P.S.

6. Tagging larger toothfish, methods and equipment

   Abstract:  The current stock assessment in the Ross Sea (statistical Subareas 88.1 and 88.2) is ... underpinned by a tag and recapture programme, based on Antarctic toothfish Dissostichus mawsoni. The tagging ... of toothfish in this area is a mandatory requirement (Conservation Measure 41-01 Annex C). The Annex ... requires vessel to “target toothfish of all sizes in order to meet the tagging requirement”. This document ...

   Meeting Document : WG-FSA-07/36 : Auteur(s): J.M. Fenaughty (New Zealand)

7. A scheme for mapping Antarctic seafloor geomorphology to aid benthic bioregionalisation

   features of the Antarctic continental margin and adjoining ocean basins at scales of 1:1-5 million. The ... regimes. Where more detailed data are available, comparisons with the geomorphic features mapped in this ... study show that they can provide a guide to the distribution in the area of shelf benthic communities ... . The geomorphic mapping method presented here rapidly provides a layer to add to benthic ...

   Meeting Document : WS-BSO-07/8 : Auteur(s): P. O’Brien (Australia)

8. Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004

   for South Georgia (Subarea 48.3) using the standard CCAMLR methodology. This was based on the results ... of a UK bottom trawl survey during January 2004. Using CCAMLR decision rules, an estimate of the one ... -sided 95% confidence bound for the total biomass for 2003/04 was obtained using the bootstrap method for ... yield estimated within the GYM for 2004/05 and 2005/06 were 4,270 tonnes and 2,357 tonnes respectively ...

   Meeting Document : WG-FSA-04/78 : Auteur(s): R.C. Wakeford, D.J. Agnew, M.B. Collins and G.B. Parkes(United Kingdom)

9. CPUE and proportional recruit indices from Japanese krill fishery data in Subarea 48.1

   1980 through 1996 were calculated based on the log book data from Japanese commercial krill trawlers ... Livingston area showed a decreasing trend during the study period. Alternation of operational strategy in ... relation to the product quality and decrease of krill density in the areas were considered as the possible ... reasons. On the other hand, CPUE in Elephant area showed greater inter-annual variation without any trend ...

   Meeting Document : WG-EMM-97/35 : Auteur(s): Ichii, T., Kawaguchi, S., Naganobu, M.

10. PROPOSAL FOR A JOINT CEP/SC-CAMLR WORKSHOP IN 2009

    Abstract:  At its meeting in 2007 CCAMLR endorsed the proposal from the Scientific Committee for a ... joint CEP/SC-CAMLR workshop. The CEP discussed this at its meeting in June 2008 and suggested a theme of ... ‘Opportunities for collaboration and practical cooperation between the CEP and SC-CAMLR’. The CEP suggested that ... CCAMLR input into the Workshop agenda and work plan to inform SC-CAMLR at its meeting in October 2008 ...

    Meeting Document : WG-EMM-08/52 : Auteur(s): Secretariat

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