Résultats de la recherche
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Joint CEP/SC-CAMLR workshop (2016) on climate change and monitoring
Abstract: The Committee on Environmental Protection and SC-CAMLR have endorsed the proposal to ... hold a second Joint CEP/SC-CAMLR Workshop in 2016. The agreed general scope of the workshop is to ... identify the effects of climate change that are considered most likely to impact the conservation of the ... Antarctic, and to identify existing and potential sources of research and monitoring data relevant to the ...
Meeting Document : WG-EMM-15/18 : Auteur(s): S. Grant (UK) and P. Penhale (USA)
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An exact time of release and recapture stock assessment model applied to Macquarie Island Patagonian toothfish (Dissostichus eleginoides)
Abstract: This paper presents an assessment of the harvested population of Patagonian toothfish ... at Macquarie Island based on data from a tag-recapture experiment initiated during the 1995/96 ... , catches, recaptures, natural mortality, and annual net recruitment are used to assess the population of ... one of the main fishing regions of Macquarie Island: Aurora Trough. The pre-tagging abundance is ...
Meeting Document : WG-FSA-00/43 : Auteur(s): G. Tuck, W. de la Mare, W. Hearn, R. Williams, A. Smith, X. He and A. Constable (Australia)
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Entanglement of Antarctic fur seals in marine debris at Cape Shirreff and San Telmo Islets, Livingston Island, Antarctica: 1988–1997
Abstract: We have compiled the records of Antarctic fur seals (Arctocephalus gazella) entangled ... ', Livingston island, Antarctica, obtained during the summer seasons between 1988 and 1997. Our ... results indicate that 45% of the entanglement material found in a total of 20 individuals (nine subadult ... packing bands, in contrast to the remaining percentage (55%) which corresponded to discarded fishing ...
Meeting Document : SC-CAMLR-XVI/BG/33 : Auteur(s): Delegation of Chile
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Revised research plan for toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2012/13
Abstract: A tagging survey in SSRUs B and C in Division 58.4.4 a & b was conducted in the ... 2011/12 fishing season with the aims of providing the data required for assessments of the population ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... . An approximate stock biomass level of Dissostichus spp. in the survey area was tentatively estimated ...
Meeting Document : WG-FSA-12/58 Rev. 1 : Auteur(s): Delegation of Japan
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Revision of Conservation Measure 91-01 (2000), Annex 91-01/A ‘Information to be included in Management Plans for CEMP sites’
Abstract: At the 2003 meeting of the Commission, the Terms of Reference (TOR) for the Advisory ... Subgroup on Protected Areas were endorsed by the Commission (CCAMLR XXII (paragraph 4.26). One task, which ... was directed to the intersessional work of the Subgroup, was TOR (ii) “to revise and keep under review ... , as appropriate, guidelines for the production of maps of protected areas relevant to CCAMLR”. The ...
Meeting Document : WG-EMM-04/19 : Auteur(s): Chair, Subgroup on Protected Areas
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Detection of anti-brucella antibodies in Weddell seals (Leptonychotes weddellii) from Cape Shirreff, Antarctica
Abstract: A serological study was initiated to determine the presence of anti-Brucella antibodies ... from 12 Weddell Seals (Leptonychotes weddellii) at the Site of Special Scientific Interest (SSSI) Nº 32 ... ’ S; 60º 27’ W), located on the Livingston Island (South Shetland Islands), Antarctica. Field work was ... carried out as part of Project 018 "Ecological studies on the Antarctic Fur Seal, Arctocephalus ...
Meeting Document : WG-EMM-01/48 : Auteur(s): O. Blank, P. Retamal, P. Abalos and D. Torres (Chile)
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Foraging trip duration in male and female macaroni penguins at Bouvetøya
Abstract: The CEMP Standard Methods for monitoring foraging trip duration in Macaroni Penguins ... recommend using only males. However, males attend the chicks at the nest during most of the brooding period ... , while the females make frequent foraging trips. We analysed data from 17 males instrumented with VHF ... -transmitters in the middle of the brooding period (chick age 12-18 days) and 17 females instrumented at the ...
Meeting Document : WG-EMM-98/28 : Auteur(s): F. Mehlum, K. Isaksen and V. Bakken (Norway)
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Oceanic condition and zooplankton distribution/ abundance in Bransfield Strait during austral summer 1989/1990
to hydrographic condition, a total of 29 sampling stations was occupied for the CTD casts and ... and salinity distributions and T-S diagrams suggest that the cold and saline Weddell Sea water entered ... from the Antarctic Sound flows southwest along the Antarctic Peninsula coast, turns to the north at the ... east of Trinity Island, then joins the Bellingshausen Sea water (warm and less saline water) near the ...
Meeting Document : WG-KRILL-91/14 : Auteur(s): S.M. Kim and M.S. Suk (Korea)
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Distribution of Antarctic krill concentrations exploited by Japanese krill trawlers and minke whates
Abstract: The distribution of krill (Euphausia superba) concentrations derived from Japanese ... topography, sea-ice and hydrographic features. Data were from the Indian, Pacific and western Atlantic ... sectors. In early summer (December) the areas of operation for both fisheries were affected by the ... latitudinal position and shape of the pack-ice edge. Harvesting was frequently conducted in the vicinity of a ...
Meeting Document : SC-CAMLR-VIII/BG/31 : Auteur(s): Delegation of Japan
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Developing robust biomass estimates and advice on catch limits in research blocks
Abstract: In 2016, changes to the methods used by CCAMLR to estimate biomass in research blocks ... resulted in conflicting estimates of biomass between the CPUE by seabed area and the Chapman estimate. The ... Scientific Committee requested that the changes to the methods be reviewed, that scientific rational for the ... that improves on the original CPUE by seabed area method for toothfish populations in research blocks ...
Meeting Document : WG-SAM-17/37 : Auteur(s): S.J. Parker, S. Mormede, A. Dunn, S.M. Hanchet and C. Marsh