Résultats de la recherche
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A new approach to selecting Marine Protected Areas (MPAs) in the Southern Ocean
address and potentially overcome these limitations. Drawing upon a database spanning more than 20 years ... difficulties in addressing multiple, and typically conflicting uses. The majority of extant Marine Protected ... Areas (MPAs) are in coastal or tropical regions within national jurisdiction. Conservation of high seas ... surrogates to assist in the identification of areas of high conservation value is one possible mechanism to ...
Meeting Document : WS-BSO-07/P3 : Auteur(s): Harris, J., M. Haward, J. Jabour and E.J. Woehler
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CHINSTRAP PENGUINS: MISUNDERSTOOD AND VULNERABLE MONITORS OF ECOSYSTEM CHANGES IN THE SCOTIA SEA REGION OF ANTARCTICA
, 30 years of field studies in the WAP, coupled with more regional surveys throughout the Scotia Sea ... Abstract: Sea ice plays a critical role in structuring ecosystem dynamics throughout the Scotia ... Sea (SS) region, and variations in ice extent are hypothesized to affect predator populations in this ... area directly. A paradigm guiding recent research in the Western Antarctic Peninsula (WAP) region of ...
Meeting Document : WG-EMM-09/17 : Auteur(s): W.Z. Trivelpice, J.T. Hinke, A.K. Miller, C. Reiss, S.G. Trivelpiece and G.M. Watters (USA)
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Apparent decrease of Weddell seal numbers in the western Ross Sea
from seals tracked by satellite indicate wider foraging range during winter than 20 years ago. A large ... molting haul outs in the western Ross Sea: Edisto Inlet- Moubray Bay, northern Victoria Land, and ... Edisto-Moubray as well. The timing of decline, or perhaps spreading (low numbers of seals in more places ... ), is unknown but appears unrelated to changes in sea ice conditions, which was our initial hypothesis ...
Meeting Document : WG-EMM-14/44 : Auteur(s): D.G. Ainley, M.A. Larue (USA), I. Stirling (Canada), S. Stammerjohn and D.B. Siniff (USA)
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KRILL FISHERY BEHAVIOUR IN THE SOUTHWEST ATLANTIC
to year variability in the probabilities of operating within a local range after a number of tows. In ... /operational requirements in an area. These kinds of analysis show the importance of good year-round data from ... behaviour of krill fishery. Analysis of travel distance in relation to catch level revealed a pattern that ... through the analysis was 15-30 tonnes/haul, which is higher than the 1980s information (5-10 tonne/haul ...
Meeting Document : WG-EMM-08/39 : Auteur(s): S. Kawaguchi (Australia)
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Observer coverage required for the prediction of incidental capture of seabirds in New Zealand commercial fisheries
required to attain a coefficient of variation of 30% in the fishery depends on the total effort and on the ... years for the longline fisheries. The observer coverage fraction is expressed in terms of tows for the ... numbers of incidental seabird captures (albatross and petrel taxa combined) in a fishery with a specified ... known history of seabird captures: the trawl fisheries targeting hoki in the Sub-Antarctic, on the ...
Meeting Document : WG-FSA-05/50 : Auteur(s): M.H. Smith and S.J. Baird (New Zealand)
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New page in the Antarctic krill fishing (Translation from The Fishing Industry of Ukraine, 1–2/2007: 11–14)
Abstract: Antarctic krill (Euphausia superba) is one of the largest marine resources of animal ... -krill super trawlers. Author(s): Delegation of Ukraine Title: New page in the Antarctic krill fishing ...
Meeting Document : SC-CAMLR-XXVI/BG/26 : Auteur(s): Delegation of Ukraine
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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
unknown. The increase in the number of winter entanglements (41) and animals with severe wounding (20) was ... the highest recorded in 14 years, whilst the recent escalation in summer entanglements since 2004/05 ... 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
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2004/05
seals wearing neck collars of man-made debris, both were sub-adult males entangled with fishing net. In ... one case the entangling material had become attached to a rock and the animal was tethered to the ... : Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney ...
Meeting Document : SC-CAMLR-XXIV/BG/18 : Auteur(s): Delegation of the United Kingdom
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A descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in the Ross Sea up to 2005/06
. Tagging rates by area over the past three years have been in the same proportion as the catch by area ... Abstract: A descriptive analysis of the toothfish tagging programme carried out in Subareas 88.1 ... . However, recapture rates have tended to be higher in the northern and eastern SSRUs 88.1C and 88.2E. About ... 20% of the recaptures could not be matched to a release observation, mainly because of missing ...
Meeting Document : WG-FSA-SAM-06/09 : Auteur(s): A. Dunn and S.M. Hanchet (New Zealand)
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Diel vertical distribution of Antarctic krill around the South Shetland Islands in February 2019 and its potential effect on biomass estimation
vertical distribution of krill swarms around the South Shetland Islands in Subarea 48.1 were analyzed based ... on data collected by the Chinese fishing vessel participating in the international 2019 Area 48 ... survey. Results show that more krill swarms were found in shallower depth at night than during daytime ... likely underestimate the krill density due to the shallow distribution pattern of the animal, which may ...
Meeting Document : SG-ASAM-2019/05 : Auteur(s): X. Wang, X. Yu, J. Zhang and X. Zhao