Résultats de la recherche

1. By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Divisions 58.4.3a and 58.4.4b by Japan and France during 2012/13–2016/17

   that the number of by-catch individuals is highest at the research block 58.4.4b_1 for GRV and ANT. As ... Abstract:  This paper reports the preliminary results of by-catch analysis as a part of progress ... report for the research fishery of Dissostichus spp. in Division 58.4.3a and 58.4.4b by Japan and France ... . Although the by-catch occurred in most longline research operations, the number of by-catch individuals was ...

   Meeting Document : WG-SAM-17/45 : Auteur(s): T. Okuda, A. Rigaud, R. Sinegre and T. Ichii

2. Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica

   eight chinstrap penguins known to breed at one of two colonies in the South Shetland Islands, Antarctic ... to the north and northeast of the South Shetland Islands. Similarly, two birds tagged at Admiralty ... Abstract:  Satellite telemetry was used to determine the winter movements and distributions of ... annual molt; similarly, two birds were tagged at their breeding site on Cape Shirreff, Livingston Island ...

   Meeting Document : WG-EMM-06/17 : Auteur(s): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)

3. REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE BANK, AND AN ASSESSMENT OF THE STATUS OF DISSOSTICHUS SPP. IN DIVISION 58.4.3B

   shallow areas on the western part of the Bank. Data on size distribution and size at maturity indicate ... Abstract:  In May 2008, a randomised longline survey, consisting of 15 standardised sets over 2 ... strata covering areas of commercial fishing activity was conducted from aboard the Australian flagged ... across the majority of the surveyed area. Catches of toothfish consisted of both species of Dissostichus ...

   Meeting Document : WG-FSA-08/57 : Auteur(s): D. Welsford, T. Robertson and G. Nowara (Australia)

4. On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector

   situation is reversed at each region’s easternmost shelves. In terms of composition, the demarcation occurs ... composition at the level of phyla for South Georgia, the South Sandwich Islands, and Bouvet Island. These ... Abstract:  The ideal approach to bioregionalisation of Antarctic and Southern Ocean shelf ... communities incorporates a range of data on physical, environmental and biological properties, as well as the ...

   Meeting Document : WS-BSO-07/10 : Auteur(s): S.J. Lockhart and C.D. Jones (USA)

5. The state of exploited fish stocks in the Atlantic sector of the Southern Ocean

   Patagonotothen brevicauda guntheri. Catches of C. gunnari were highest at about 240,000, 220,000 and 100,000 ... before the fishery started. Recruitment has fallen since the second half of the 1970s. At the present ... the determination of the natural mortality. At high levels of M (0.8-0.9) stock size as well as ... Abstract:  Finfish have been harvested in the Atlantic sector of the Southern Ocean since the end ...

   Meeting Document : SC-CAMLR-VIII/BG/18 : Auteur(s): Delegation of Federal Republic of Germany

6. INGESTION OF FISHING GEAR AND ENTANGLEMENTS OF SEABIRDS: IMPLICATIONS FOR MONITORING AND MANAGEMENT

   non-target species. Although deliberate dumping of plastics at sea is banned, not all fisheries ... of a 16 year dataset collected at Bird Island indicated that the amount of gear found in association ... legislation prohibits discarding of gear (hooks and line) in offal, and compliance is often unknown. Analysis ... with wandering albatross colonies was an order of magnitude greater than in any other species ...

   Meeting Document : WG-IMAF-09/10 : Auteur(s): R.A. Phillips, C. Ridley, N. Harrison (United Kindom), K. Reid (Secretariat), G.N. Tuck (Australia) and P.J.A. Pugh (United Kingdom)

7. Temporal scales of foraging in a marine predator: implications for interpreting the distribution of prey

   suggested that there was overall clumping of prey at the fine-scale but there was a more even spacing of ... prey patches at the meso-scale level. Only in one year of the study (1990/91) were there indications ... Abstract:  The pattern of prey distribution can profoundly affect the foraging behavior and ... success of a predator. In pelagic marine ecosystems, where prey is often patchily distributed, predators ...

   Meeting Document : WG-EMM-95/23 : Auteur(s): Boyd, I.L.

8. The State of Exploited Fish Stocks in the Atlantic Sector of the Southern Ocean in 1988

   guntheri. Catches of C. gunnari peaked at about 240,000, 220,000 and 100,000 tonnes in 1976-78, 1982-84 and ... Georgia is less than 5 % of the pristine level at present. Recruitment has dropped since the second half ... at the present level of recruitment. Stock size of C. gunnari, around South Georgia is largely ... Abstract:  Finfish have been harvested in the Atlantic sector of the Southern Ocean since the end ...

   Meeting Document : WG-FSA-88/14 : Auteur(s): K.-H. Kock and F.-W. Köster (FRG)

9. Swimming speed and allocation of time during the dive cycle of Antarctic fur seals

   foraging at sea. Mean swimming speeds during diving ranged from 1.32 to 1.99 ms-1 and 90% of diving ... Abstract:  During sustained bouts of diving, predators like fur seals may adjust the time they ... spend diving to maximise the time they can spend foraging and minimise the time spent at the surface ... between dives. To examine this, swimming speeds and the time allocated to different parts of the dive ...

   Meeting Document : WG-EMM-95/25 : Auteur(s): Bevan, R.M., Boyd, I.L., Reid, K.

10. Revised stock assessment of the Patagonian toothfish, Dissostichus eleginoides, in research block C of Division 58.4.4 (Ob & Lena Banks) using CASAL

    assessment of stock status of D. eleginoides in SSRU C was made by Japan using a CASAL catch-at-length model ... tested to highlight the contribution of IUU catch and selectivity, data weighting methods and catch-at ... -age or catch-at-length data. The median MPD estimates of the initial B 0 are around 500 and 900 tons ... Abstract:  Regarding the low levels of stocks of Dissostichus spp. and the high levels of IUU ...

    Meeting Document : WG-FSA-14/06 : Auteur(s): A. Rélot-Stirnemann (France)

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