Résultats de la recherche
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins at South Georgia
Abstract: In marine ecosystems, characterisation of the foraging areas and habitats of predators ... is a key factor in interpreting their ecological role. We studied the foraging areas of macaroni ... penguins at Bird Island, South Georgia, throughout the breeding seasons of 1999-2001 using satellite ... the breeding season, between sexes, between years and between individuals. During incubation, on ...
Meeting Document : WG-EMM-01/19 : Auteur(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
Abstract: At its last meeting, WG-FSA noted a declining trend in the mean lengths of toothfish ... caught around South Georgia and Shag Rocks over the period 1995 – 1999. We re-analysed the mean lengths ... found the same declines in mean lengths for the period 1997 – 1999 as previously noted by WG-FSA, but ... . Taking depth and area into account there is less of an apparent decline in mean length over the period ...
Meeting Document : WG-FSA-01/48 : Auteur(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Identifying marine protected areas (MPAs) in data-poor regions to conserve biodiversity and to monitor ecosystem change: an Antarctic case study
Abstract: The World Summit on Sustainable Development implementation plan requires, by 2012, a ... representative system of marine protected areas (RSMPA) for the purposes of long-term conservation of marine ... inadvertant failure while giving science the time and resources to provide better knowledge. A staged process ... is needed for identifying areas in data-poor regions that would enable the objectives to be achieved ...
Meeting Document : WS-MPA-11/05 : Auteur(s): A.J. Constable, B. Raymond, S. Doust, D. Welsford (Australia), P. Koubbi (France) and A.L. Post (Australia)
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands 1996/97
Abstract: The results of the first annual survey of entanglement of Antarctic fur seals at Signy ... Island, South Orkney Islands are reported for the 1996/97 season. Neck collars of man-made debris were ... around Signy Island Research Station where approximately 1.3% of the fur seal population come ashore. It ... was estimated that the incidence of entanglement was 0.33%. Data are compared with results from a ...
Meeting Document : SC-CAMLR-XVI/BG/07 : Auteur(s): Delegation of the United Kingdom
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Annual variation in breeding biology of gentoo penguins, (Pygoscelis papua) at Bird Island, South Georgia
Abstract: The breeding biology of the gentoo penguin, Pygoscelis papua, was studied over a three ... later in 1987, when the breeding population decreased markedly. Factors involved in the timing of ... 14.5 days or less. The incubation period was 35 days and the laying interval, between the two eggs, 3.3 ... supply and chick growth. Chicks left the colony for the first time between 75 and 85 days of age. The ...
Meeting Document : WG-CEMP-90/38 : Auteur(s): T.D. Williams (United Kingdom)
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Assessment models for Patagonian toothfish in research block 5843a_1 of Division 58.4.3a, Elan Bank
status assessments of Dissostichus eleginoides in research block 5843a_1 in Division 58.4.3a for the ... years 2004/05 to 2012/13 following the recommendation during the last WG-SAM meeting. The two models are ... generally based on those with the same names in WG-SAM-14/17 as follows: 1) R.0.1 model without tagging ... comprised of two fisheries split by depths of 1 200 m as the model in WG-SAM-14/17. Number of longlines was ...
Meeting Document : WG-FSA-14/22 : Auteur(s): K. Taki (Japan)
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Key considerations for planning a large-scale krill survey
Abstract: Article II of the Convention requires the Commission to maintain harvested populations ... management (FBM) approaches for the krill stock in subareas 48.1 to 48.4. These approaches include some which ... (subarea or less). However, periodic large-scale surveys (comparable to the CCAMLR 2000 synoptic survey ... ) might also play a role in the future management of the krill fishery. Such surveys provide an indication ...
Meeting Document : WG-EMM-15/27 : Auteur(s): S. Hill, J. Watkins (United Kingdom), O.R. Godø (Norway), S. Kawaguchi (Australia), D. Kinzey, C. Reiss (USA), V. Siegel (Germany), P. Trathan (United Kingdom) and G. Watters (USA)
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At-sea distribution and prey selection of Antarctic petrels and commercial fisheries
like seabirds. In the Southern Ocean, there is an extensive fishery for Antarctic krill Euphausia ... this context, it is important to consider not only predators breeding near the fishing grounds but also ... the ones breeding far away and that disperse during the non- overlap between the distribution of the ... Antarctic krill fisheries and the distribution of a krill dependent seabird, the Antarctic petrel ...
Meeting Document : WG-EMM-16/P15 : Auteur(s): S. Descamps, A. Tarroux, Y. Cherel, K. Delord, O.R. Godø, A. Kato, B.A. Krafft, S.-H. Lorentsen, Y. Ropert-Coudert, G. Skaret and Ø. Varpe
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WG-FSA-96
documents Doc Number Title WG-FSA-96/01 Provisional agenda and annotation to the provisional agenda for the ... 1996 meeting of the Working Group on Fish Stock Assessment (WG-FSA) WG-FSA-96/02 List of participants ... of Kerguelen Islands during the period of 1994/95 Chikov, V., Frimer, V., Vertunov, A. WG-FSA-96/05 ... Summarised data on operation of RTMS Vozrozhdenye inside economic zone of Kerguelen Islands during the season ...
Meeting
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WG-FSA-94
documents Doc Number Title WG-FSA-94/01 Provisional Agenda and Annotation to the Provisional Agenda for the ... 1994 Meeting of the Working Group on Fish Stock Assessment (WG-FSA) WG-FSA-94/02 List of participants ... on the Kerguelen Islands shelf P.B. Tankevich (Ukraine) WG-FSA-94/05 Analyses performed at the 1993 ... meeting of the Working Group on Fish Stock Assessment Secretariat WG-FSA-94/06 Preliminary results of ...
Meeting