Résultats de la recherche
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Quantifying habitat use in satellite-tracked pelagic seabirds: application of kernel estimation to albatross locations
Abstract: We develop a new approach to quantifying habitat use within the foraging ranges of ... from black-browed and grey-headed albatrosses (Diomedea melanophris and D. chrysostoma) during the ... chick rearing period of the breeding cycle at South Georgia. At this time the activity range of these ... . In contrast, kernel estimation reveals that the main foraging areas of these two sympatric ...
Meeting Document : WG-FSA-99/19 : Auteur(s): A.G. Wood (United Kingdom), B. Naef-Daenzer (Switzerland), P.A. Prince and J.P. Croxall (United Kingdom)
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Feasibility of trawl surveys to estimate abundance of juvenile toothfish in Subarea 88.1
Abstract: This report presents results from a desktop study to determine the feasibility of ... , were considered using data from published and unpublished literature, the exploratory longline fishery ... and previous research cruises. The major limitation on a trawl survey in the Ross Sea is ice cover. On ... average over the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January ...
Meeting Document : WG-FSA-SAM-04/07 : Auteur(s): Wood, B.A., ODriscoll, R.L., Hanchet, S.M.
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Developing a penguin tracking database to help determine their most important foraging areas
Abstract: In late 2012 SCAR, BirdLife and BAS developed a successful proposal (to the UK Darwin ... Plus Fund) to build an integrated database that would facilitate the analysis of penguin tracking data ... . The database will have a web-based user interface that will allow data holders to submit data and ... attach a range of access levels; access may be granted only to the data holder, to a wider group, or to a ...
Meeting Document : WG-EMM-13/18 : Auteur(s): M. Hindell (SCAR), B. Lascelles (BirdLife) and P. Trathan (United Kingdom)
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Have Antarctic toothfish returned to McMurdo Sound?
, has led to conclusions that the commercial bottom longline fishery for toothfish in the Ross Sea has ... drastically altered the toothfish population with cascading effects on the McMurdo Sound ecosystem. However ... detected in the areas sampled. These findings highlight the importance of continued standardized monitoring ... for detecting the potential effects of fishing on the Ross Sea ecosystem. Author(s): S.J. Parker, S ...
Meeting Document : WG-FSA-15/P01 : Auteur(s): S.J. Parker, S. Mormede, A.L. DeVries, S.M. Hanchet and R. Eisert
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CEMP data inventory and summary analysis
Abstract: The CCAMLR Ecosystem Monitoring Program (CEMP) was established to detect changes in ... in accordance with the ‘ecosystem approach’. This report: summarises CEMP data submissions for the ... 2015/16 season, presents a CEMP data inventory and metadata overview for Area 48, and outlines the ... process and methods used to provide data extracts for analyses by Members as part of the development of ...
Meeting Document : WG-EMM-16/08 : Auteur(s): CCAMLR Secretariat
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Invitation à un atelier sur la gestion de la pêcherie de krill des sous-zones 48.1 et 48.2
Management for Subareas 48.1 and 48.2. The overarching objective of this workshop will be to explore how ... management strategies for the krill fishery can be integrated and harmonized. Such strategies include, but ... are not limited to, feedback management and the use of research zones within the proposed D1MPA, and ... the Workshop will be coordinated the 2019 meeting of WG-EMM, and products of the Workshop will be ...
Meeting Document : SC-CAMLR-XXXVII/24 : Auteur(s): G. Watters and P. Trathan
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SUMMARY OF SCIENTIFIC OBSERVATIONS RELATED TO CONSERVATION MEASURES 24-02 (2008), 25-02 (2009), 25-03 (2009) AND 26-01 (2009)
Abstract: Introduction 1. This report summarises the information collected by observers for the ... seabird conservation”, 25-02 (2009) “Minimisation of the Incidental Mortality of Seabirds in the Course of ... Longline Fishing or Longline Fishing Research in the Convention Area”, 25-03 (2009) “Minimisation of the ... Incidental Mortality of Seabirds and Marine Mammals in the Course of Trawling in the Convention Area”, 26-01 ...
Meeting Document : WG-FSA-10/08 : Auteur(s): Secretariat
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Foraging energetics of Antarctic fur seals in relation to changes in prey availability
Abstract: This research examines the energy budget of breeding female Antarctic fur seals, both ... when food was plentiful and when it was scarce. The energy expenditure and change in body mass of ... 9.52 ± 0.55 W/kg (n = 22), a value that is 6.7 times the predicted basal rate but only 1.9 times the ... . Krill, the nearly exclusive prey of breeding females, were very scarce in 1984 at South Georgia. Fur ...
Meeting Document : SC-CAMLR-VIII/BG/13 : Auteur(s): Delegation of United Kingdom
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2014–2015
, at Signy Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2014 ... during winter (April to September 2014) and summer (October 2014 to March 2015) respectively. For the ... debris was recorded at Goudier Island. The first record of an entangled juvenile elephant seal was made ... at any site during the reporting period. Overall, the occurrence of beached marine debris was above ...
Meeting Document : SC-CAMLR-XXXIV/BG/27 : Auteur(s): Delegation of the United Kingdom
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2016/17
, at Signy Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2016 ... (operational 13 November 2016 to 1 March 2017), which is the highest number since observations began in 2010/11 ... instances of entangled fur seals and the first record of an entangled elephant seal at King Edward Point. No ... at any site during the reporting period. Overall, the occurrence of beached marine debris was above ...
Meeting Document : SC-CAMLR-XXXVI/BG/35 : Auteur(s): C. Waluda