Resultados de la búsqueda
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... from results of the first and the second stage of this program, highlight the Weddell Sea as one of the ...
Meeting Document : WG-FSA-14/09 : Autor(es): Delegation of the Russian Federation
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Assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005-2014
m) CASAL models for stock status assessments of Dissostichus eleginoides in the research block ... 58.4.3a_1 following the recommendations of the WG-FSA-2014 meeting. Two runs were carried out: including or ... excluding the data from fish tagged in 2012. The likelihood profiles for tagged fish released in 2012 for ... ELAN_1 model reflected a large number of recaptures of the tags released concentrated in the western area ...
Meeting Document : WG-SAM-15/24 : Autor(es): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Plan of research program of the Russian Federation in Subarea 48.5
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ... of the first and the second stage of this program. It highlights the Weddell Sea as one of the most ...
Meeting Document : WG-FSA-16/15 Rev. 1 : Autor(es): Delegation of the Russian Federation
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The Weddell Sea MPA revisited: questions, comments and suggestions
the Weddell Sea MPA proposal tabled to CCAMLR in 2016 by the delegation of the European Union and its ... Member States. We present results from Marxan and other analyses conducted for the purpose of evaluating ... aspects of the Weddell Sea MPA planning process which were integral to the development of the proposal ... , focusing on the suitability of the Marxan analysis to inform MPA border delineation and the potential ...
Meeting Document : WG-EMM-17/42 : Autor(es): M. Bristow and O.R. Godø
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Population identity, site-fidelity, movement ranges and preliminary estimates of abundance of southern right whales in the Antarctic Indian sector inferred from genetic markers
Abstract: Baleen whales are important components of the Antarctic marine ecosystem as ‘sea-based ... data for ecosystem modelling studies. Genetic analyses were conducted to investigate the population ... identity as well the individual identity of southern right whales distributed in summer in the Antarctic ... Indian sector. The latter analysis was conducted to assess their site-fidelity, sex-specific ranges and ...
Meeting Document : WG-EMM-18/18 : Autor(es): L.A Pastene, M. Goto, P. Acuña, M. Taguchi, T. Hakamada and K. Matsuoka
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Antarctic Climate Change and the Environment – 2019 Update
the Antarctica and the Southern Ocean, and the impacts on the terrestrial and marine biota and ... ecosystems, builds on the material included in the Antarctic Climate Change and the Environment (ACCE) report ... , published by SCAR in 2009 (Turner et al. 2009), with an update of the key points in 2013 (Turner et al. 2014 ... ). At the request of the ATCM, SCAR agreed to provide regular updates on the original report (e.g. ATCM ...
Meeting Document : SC-CAMLR-38/BG/17 : Autor(es): Submitted by SCAR
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2003 winter and 2003/04 breeding season
Abstract: In the fourteenth consecutive winter of the survey at Bird Island, South Georgia, the ... number of entanglements increased by 56% compared to last year and the majority of injuries were ... classified as severe (71%). In contrast the sixteenth consecutive summer of reporting saw a decrease of 45 ... % compared to last year and was the lowest number of entanglements recorded since the first observations were ...
Meeting Document : SC-CAMLR-XXIII/BG/14 : Autor(es): Delegation of the United Kingdom
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A review of models of Southern Ocean ecosystems: krill, ecosystems and the impacts of harvesting
Abstract: An ecosystem approach for the management of human activities in the Southern Ocean is ... enshrined in the principles of the Commission for the Conservation of Antarctic Marine Living Resources ... (CCAMLR). The implementation of such an approach requires an understanding of the wider dynamics of the ... ecosystem, which is best achieved through the development of ecosystem models. However, not all models will ...
Meeting Document : WG-EMM-04/67 : Autor(es): S.L. Hill, E.J. Murphy, K. Reid, P.N. Trathan (United Kingdom), A. Constable (Australia)
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An investigation of avoidance by Antarctic krill of RRS James Clark Ross using the Autosub-2 autonomous underwater vehicle
Abstract: The autonomous underwater vehicle (AUV) Autosub-2 was deployed on eight missions ahead ... of RRS James Clark Ross in the northern Weddell Sea and in the Bransfield Strait to assess avoidance ... of the research vessel by Antarctic krill Euphausia superba. The AUV was equipped with the same type ... of scientific echosounder as the research vessel (Simrad EK500 operating at 38 kHz and 120 kHz) and ...
Meeting Document : WG-EMM-01/14 : Autor(es): A.S. Brierley, P.G. Fernandes, M.A. Brandon, E. Armstrong, D.G. Bone and the Autosub Team (United Kingdom)
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Exploitation of mesoscale oceanographic features by grey-headed albatross Thalassarche chrysostoma in the southern Indian Ocean
association with mesoscale oceanographic features, as identified by sea surface height anomalies, in the ... southern Indian Ocean. During incubation, most birds foraged to the north of the island, at the edges of ... anomalies created by the Agulhas Return Current in the Subtropical Convergence and the Subantarctic zones ... . In contrast, during chick-rearing all tracked birds foraged to the southwest of the island, at the ...
Meeting Document : WG-FSA-01/12 : Autor(es): D.C. Nel, J.R.E. Lutjeharms, E.A. Pakhomov, I.J. Ansorge, P.G. Ryan and N.T.W. Klages (South Africa)