Résultats de la recherche

1. Revised research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Fundamentals and procedures (this is a revision of WG-SAM-12/13)

   Abstract:  A revision of the research plan for the Spanish exploratory longline fishery for ... Dissostichus spp in Divisions 58.4.1 and 58.4.2, submitted to the XXXI-WG-SAM, taking into account the ... suggestions made by the Working Group is presented. Two methods to estimate the local biomass of the toothfish ... are proposed, a depletion experiment together with the tag of some specimens using the DeLury model ...

   Meeting Document : WG-FSA-12/69 : Auteur(s): R. Sarralde, L.J López Abellán and S. Barreiro (Spain)

2. Revised input parameters and implications for the Antarctic toothfish (Dissostichus mawsoni) stock assessment in Subareas 88.1 and 88.2

   Abstract:  In this paper, we address a number of aspects of the model inputs and parameters of the ... Antarctic toothfish stock assessment for the Ross Sea fishery. In particular we review catch history, length ... runs that investigate the sensitivity of the 2006 stock assessment to changes in these model inputs and ... parameters. Tree-regression methods were used to investigate the areal structure of the length distribution ...

   Meeting Document : WG-SAM-07/6 : Auteur(s): A. Dunn and S.M. Hanchet (New Zealand)

3. Distribution of temperature, salinity, density and flow across the Drake Passage in December 1994

   across the Drake Passage. The seventh Antarctic Ocean Survey cruise by the R/V Kaiyo Maru of the Japanese ... Fisheries Agency was conducted in the waters around the Antarctic Peninsula in 199/95 austral summer season ... . In the survey, oceanographic observations were carried out along the north-south line from 56-21 S ... , 66-37W to 61-49S, 58-28W across the Drake Passage from 1 to 9 December 1994. The Polar Front ...

   Meeting Document : WG-EMM-01/30 : Auteur(s): M. Naganobu and K. Kutsuwada (Japan)

4. LENGTH AND AGE AT SPAWNING OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI IN THE ROSS SEA

   male Antarctic toothfish Dissostichus mawsoni from fish sampled in the Ross Sea spanning the 2000-2009 ... fishing seasons. The female spawning ogive incorporates the proportion of sexually mature fish that do not ... management decision rules. A characterisation of the oocyte developmental cycle of Antarctic toothfish shows ... that primary endogenous growth can occur for an extended period with oocytes accumulating at the ...

   Meeting Document : WG-FSA-09/37 : Auteur(s): S.J. Parker and P.J. Grimes (New Zealand)

5. DISTRIBUTION AND ABUNDANCE OF SKATES ON THE KERGUELEN PLATEAU (CCAMLR DIVISIONS 58.5.1 AND 58.5.2)

   Abstract:  Three species of skates are commonly taken as incidental by-catch in the Patagonian ... toothfish longline and trawl fisheries, and the mackerel icefish trawl fishery on the Kerguelen Plateau ... , Bathyraja eatonii, B. irrasa and B. murrayi. The three skates are widely distributed across the Kerguelen ... Plateau, showing different spatial distributions, linked mainly with depth. In the Australian EEZ, B ...

   Meeting Document : WG-FSA-09/43 : Auteur(s): G.B. Nowara, D.C. Welsford, T. Lamb (Australia), N. Gasco, P. Pruvost and G. Duhamel (France)

6. Hydrographic conditions in the Elephant Island plateau region during December 1996

   the distribution of biotic, and abiotic parameters. Analysis of time series data at a station site to ... Abstract:  Based on historic data as provided by the World Ocean Atlas 1994, the general climatic ... background for temperature, salinity and silicate is given for the area between the Fa1kland (Malvinas ... ) Islands and the Antarctic Peninsula Region. A data set sampled during December 1996 in the Elephant Island ...

   Meeting Document : WG-EMM-97/06 : Auteur(s): Stein, M.

7. Factors influencing Antarctic krill distribution in the South Shetlands

   Abstract:  The influences of biological and physical factors in the environment upon krill ... (Euphausia superba) distribution were studies in the area north of South Shetland Islands during 1990/91 ... in mid-summer the abundance was low in the oceanic zone (8.5 g/m2), while higher in the slope frontal ... zone (37.3 g/m2), and the highest along the shelf break (135.1 g/m2) in the inshore zone; krill were ...

   Meeting Document : WG-KRILL-93/38 : Auteur(s): T. Ichii, H. Ishii and M. Naganobu (Japan)

8. An investigation of integrated stock assessment methods for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL

   primarily based on the 2005 assessment implemented in the Generalised Yield Model (GYM) using survey data of ... the abundances of juvenile fish but adding fishery catch-at-length data, including a standardised ... catch-per-unit-effort (CPUE) series. The base-case scenario was then extended to include estimates of ... IUU catch and mark-recapture data. Key sensitivity trials were also used to explore the tension ...

   Meeting Document : WG-FSA-SAM-06/14 : Auteur(s): A. Constable, S. Candy and I. Ball (Australia)

9. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man made debris at Bird Island, South Georgia, during the 2006 winter and 2006/07 breeding season

   Abstract:  Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... Georgia for the 17th consecutive winter (2006) and 19th consecutive summer (2006/07) are reported here. A ... total of 41 winter entanglements were observed in the reporting period compared to 2 observed in the ... previous winter. This is the second highest winter total since records began in 1990 (the highest was in ...

   Meeting Document : SC-CAMLR-XXVI/BG/17 : Auteur(s): Delegation of the United Kingdom

10. Fisheries in the Southern Ocean – an ecosystem approach. Trans. Roy. Soc. Lond. (in press)

    Abstract:  The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... extended to the application of a precautionary approach in the late 1980’s. In our review we deal primarily ... with the science–related aspects of CCAMLR and its development towards an ecosystem approach to the ... management of the living resources of the Southern Ocean. To assist the Commission in meeting objectives, as ...

    Meeting Document : SC-CAMLR-XXIV/P01 : Auteur(s): Kock, K.-H., K. Reid, J. Croxall and S. Nicol

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