Résultats de la recherche
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Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
total of 4 251 articles with a total weight of 65.8 kg were obtained. As occurred in previous seasons ... %; metal (77 pieces), 1.81%; and paper (12 pieces), with a 0.28% From the plastic item, those used in ... at the site have increased from 0.65 articles/m2 in 1993/94 to 1.02 in 1994/95, and 1.52 in 1995/96 ... collars: two juveniles, and two pups three months old. All these animals were immovilized in order to take ...
Meeting Document : CCAMLR-XV/BG/27 : Auteur(s): Delegation of Chile
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation
Abstract: An important management objective for CCAMLR in the high seas region of the Antarctic ... extreme case studies to validate the underlying model and code. In general, the model simulations were ... that they are relatively simple to construct, run, and interpret. In most cases, the results of the ... simulations suggested that management action of areal closures in the Ross Sea region are likely to result in ...
Meeting Document : WG-FSA-10/29 : Auteur(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)
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Updated models of the habitat use of Patagonian toothfish (Dissostichus eleginoides) on the Kerguelen Plateau around Heard Island and the McDonald Islands (Division 58.5.2)
(Dissostichus eleginoides) in the CCAMLR area, with landings of >5000 t.yr-1 from the French EEZ (Division ... toothfish drawn from biological data collected in the HIMI area (Division 58.5.2) on more than 500,000 fish ... quantify the effect of bathymetry in structuring the spatial distribution of different length classes and ... sex ratio of 0.6 was found in between. The recent discovery of extensive areas of spawning activity in ...
Meeting Document : WG-FSA-14/42 : Auteur(s): C. Péron and D.C. Welsford (Australia)
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Chiller killers – first steps towards identifying krill pathogens
Abstract: Antarctic Krill (Euphausia superba) is a ‘keystone species’ in the Southern Ocean ... providing the main source of food for many taxa high in the food chain such as baleen whales, penguins and ... waters of Antarctic krill northern distribution limit have experienced significant warming. In a changing ... across an altered geographic range. In this paper we present the initial findings from a histological ...
Meeting Document : WG-EMM-15/23 : Auteur(s): K. Bateman, R. Hicks, G. Tarling, M. Soeffker and G. Stentiford (United Kingdom)
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Analysis of catch and effort data from the IUU fishing vessel Kunlun
the Convention on the Conservation of Antarctic Marine Living Resources Area (CCAMLR Area) in order to ... provided to support CCAMLR members in their efforts to investigate or undertake other enforcement action in ... : Combined international efforts effectively shortened the FV Kunlun’s fishing campaign in the Convention ... Area in 2014-15 The majority of fishing was undertaken off the Antarctic coast not far from Australia’s ...
Meeting Document : CCAMLR-XXXIV/BG/18 : Auteur(s): Delegation of Australia
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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 ... operations versus predators is needed to predict fishery-related impacts on krill-dependent predators. In ... Antarctic petrels was limited but varied greatly among and within years, and was high in some periods during ... the non-breeding season. In a second step, we described the length frequency distribution of Antarctic ...
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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Managing the Ross Sea toothfish fisheries – A response to the consultation responses (COMM CIRC 18/39)
Abstract: In 2017 the fishery in the Northern Area of the Ross Sea Area 88.1 was opened for one ... Secretariat has taken note of the responses to the consultation released in COMM CIRC 18/21 (CCAMLR ... monitoring, and the calculation of closure dates, for the 2018/19 season in the Ross Sea: The Secretariat ... fisheries in the Ross Sea. For the first 3 days of the fishery, when little information is available from ...
Meeting Document : WG-FSA-18/07 : Auteur(s): CCAMLR Secretariat
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Evaluation of the effects of illegal, unregulated and unreported (IUU) fishing on the legal catch of fisheries for Dissostichus eleginoides
illegal, unregulated and unreported (IUU) fishing for toothfish in the CCAMLR area threatens the success ... catch and the legal catch were combined in the catch history and a new long-term sustainable annual ... , low levels of IUU fishing may be tolerated, but only in the short term, while the spawning stock is ... the CCAMLR assessment process. Continued IUU fishing at the rates reported by CCAMLR in 2001 will ...
Meeting Document : WG-FSA-02/69 : Auteur(s): A.J. Constable (Australia)
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Trophic study of Ross Sea Antarctic toothfish (Dissostichus mawsoni) using carbon and nitrogen stable isotopes
variables in explaining the variation of δ15N and δ13C. Positive relationships between length and δ15N ... were substantial residual within-species variations in δ15N and δ13C. Dissostichus mawsoni exhibited a ... range of 7 ‰ (9–16 ‰) in δ15N, which is equivalent to two trophic steps. All fish, except Antimora ... similar diet which itself varied in size and trophic status. Overall, Dissostichus mawsoni and ...
Meeting Document : WG-EMM-08/27 : Auteur(s): S.J. Bury, M.H. Pinkerton, D.R. Thompson, S. Hanchet, J. Brown and I. Vorster (New Zealand)
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SCAR Report on Marine Acoustics and the Southern Ocean
workshop on marine acoustic studies at the University of Cadiz, Spain in January 2006. The purpose of the ... workshop was to review improvements in knowledge and understanding of the interactions between marine ... mammals and noise generated by human activities in the Southern Ocean. The workshop revised the original ... risk assessments for particular acoustic equipment currently used in the Southern Ocean, e.g acoustic ...
Meeting Document : CCAMLR-XXV/BG/23 : Auteur(s): Submitted by SCAR