Résultats de la recherche
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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 ... identity as well the individual identity of southern right whales distributed in summer in the Antarctic ... south of 60°S). In total, 157 biopsy samples were collected as skin biopsies from free-ranging whales ... nucleotides of the mtDNA control region, genotyped at fourteen microsatellite loci, and the sex determined by ...
Meeting Document : WG-EMM-18/18 : Auteur(s): L.A Pastene, M. Goto, P. Acuña, M. Taguchi, T. Hakamada and K. Matsuoka
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New results of oceanological research obtained on Ukrainian longline vessels in the CCAMLR area of responsibility in the season 2018-2019
longline fishery ships, worked in the CCAMLR area. Information about vertical distribution of temperature ... masses and relationship of temperature with catches of toothfish in Weddell, Ross and Amundsen Seas are ... presented. Some conclusions were made why Ross Sea is characterized by the highest catches of toothfish per ... Title: New results of oceanological research obtained on Ukrainian longline vessels in the CCAMLR area ...
Meeting Document : WG-FSA-2019/38 : Auteur(s): V. Paramonov, L. Pshenichnov, I. Slypko, P. Zabroda, A. Bazhan and T. Pestovskyi
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On assessment of instantaneous natural mortality rate of mackerel icefish (Champsocephalus gunnari) from South Georgia subarea
Abstract: The applicability of various methods to assess icefish natural mortality is analysed ... . On the basis of the conclusions made the parameters of Bertalanffy’s growth equation and natural ... mortality rate are estimated. Author(s): Zh.A. Frolkina, R.S. Dorovskikh (Russia) Title: On assessment of ... instantaneous natural mortality rate of mackerel icefish (Champsocephalus gunnari) from South Georgia subarea ...
Meeting Document : WAMI-010/7 : Auteur(s): Zh.A. Frolkina, R.S. Dorovskikh (Russia)
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WG-EMM Subgroup on Protected Sites: Terms of Reference – summary of CCAMLR decisions
Abstract: The proposed terms of reference of the WG-EMM Advisory Subgroup on Protected areas are ... presented "in a manner that properly places the tasks in context" of CCAMLR decisions (SC-CAMLR ... Subgroup on Protected Sites: Terms of Reference – summary of CCAMLR decisions Approval: Approved ...
Meeting Document : WG-EMM-03/22 : Auteur(s): Secretariat
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
bottom trawl survey in March, 2001 of the South Shetland Islands. Information on species composition ... , size composition, spatial distribution, and dietary patterns are presented. Estimates of total stock ... % confidence levels from the 2001 surveys were considerably decreased. The results indicate that stocks of N ... . rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance of ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Auteur(s): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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Regional catch analysis of the longline fishery of Dissostichus eleginoides (Pisces: Nototheniidae) in Chile
Abstract: Capture statistic analyses from the different regions of Chile where fishery of ... has migrated towards south, concentrating actually in the X Region of Chile and we attract attention ... that, during the last years, a worrying by catch of factory boulterer vessels dedicated to the austral ... . Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile) Title: Regional catch analysis of the longline ...
Meeting Document : WG-FSA-91/10 : Auteur(s): C. Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile)
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Developments towards an investigation of potential bias from the analysis of tag–release and recapture data in Ross Sea Antarctic toothfish abundance estimates
et al. (2005c), but ignores movements of tagged and untagged fish. The results suggest that as the ... spatial pattern of tag releases and recovery effort has changed over the years that the tagging programme ... has operated, these patterns can introduce different levels of bias into the estimates of total ... population abundance. Author(s): A. Dunn (New Zealand) Title: Developments towards an investigation of ...
Meeting Document : WG-FSA-SAM-06/10 : Auteur(s): A. Dunn (New Zealand)
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Report from the CCAMLR Observer (Argentina) to the Fourth Session of the United Nations Environment Assembly of the United Nations Environment Programme (Nairobi, Kenya, 11 to 15 March 2019)
Abstract: This document summarizes the debates and refers to the main documents of interest to ... of the United Nations Environment Assembly of the United Nations Environment Programme, in March 2019 ... . In this respect, the debates surrounding micro-plastics and the impact of land-based activities on ... from the CCAMLR Observer (Argentina) to the Fourth Session of the United Nations Environment Assembly ...
Meeting Document : CCAMLR-38/BG/27 : Auteur(s): CCAMLR Observer (Argentina)
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In situ observations of the scavenging fauna of the South Georgia slope
Abstract: The scavenging fauna of the South Georgia slope was investigated from 41 baited camera ... deployment at depths of 471-2235 m during research cruises in September 1997 and January 2000 and 2003. The ... absent from depths greater than 1800 m and temperatures less than 1.3 C. The arrival rate of crabs at the ... bait can be used to estimate density, but the behaviour of toothfish precludes this approach to ...
Meeting Document : WG-FSA-03/76 : Auteur(s): M.A. Collins, I. Everson, R. Patterson, P.M. Bagley, C. Yau, M. Belchier and S. Hawkins (United Kingdom)
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Distribution of phytoplankton in the mixed layer: implication of krill abundance
Abstract: The vertical trajectory of phytoplankton in the Antarctic ocean is modelled as a random ... mixing layer is shallow, but diffusion is large enough to effect the vertical distribution of ... phytoplankton in the upper ocean. Author(s): United States of America Title: Distribution of phytoplankton in ... the mixed layer: implication of krill abundance Approval: Approved ...
Meeting Document : SC-CAMLR-VII/BG/26 : Auteur(s): United States of America