Résultats de la recherche
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Revision of icefish (C. gunnari) stock estimate in the South Georgia area on the basis of the Russian trawl-acoustic survey 2002
Abstract: Revision of icefish (С.gunnari) stock estimate in South Georgia Area was caused by ... elaboration of the following methodical aspects of trawl-acoustic survey: the processing method improvement ... for target strength estimates using in situ measurement data; the combination of trawl and acoustic ... estimates and its statistical characteristics. Major sources of uncertainties in icefish stock estimates and ...
Meeting Document : WG-FSA-SAM-04/10 : Auteur(s): Gasyukov, P.S., Kasatkina, S.M.
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Parasites of the Antarctic toothfish (Dissostichus mawsoni Norman, 1937) (Perciformes, Nototheniidae) in the Pacific sector of the Antarctic
Abstract: The Antarctic toothfish (Dissostichus mawsoni Norman, 1937) is one of the main target ... species of commercial fisheries in the Antarctic. It is an endemic and is found along the shelf of ... Antarctica, as well as on the slopes of seamounts, underwater elevations and islands in the sub-Antarctic. It ... feeds on a variety of fish and cephalopods and can be an intermediate/paratenic host of some helminthes ...
Meeting Document : WG-EMM-16/P05 : Auteur(s): I.I. Gordeev and S.G. Sokolov
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Parasites of the Antarctic toothfish (Dissostichus mawsoni Norman, 1937) (Perciformes, Nototheniidae) in the Pacific sector of the Antarctic
Abstract: The Antarctic toothfish (Dissostichus mawsoni Norman, 1937) is one of the main target ... species of commercial fisheries in the Antarctic. It is an endemic and is found along the shelf of ... Antarctica, as well as on the slopes of seamounts, underwater elevations and islands in the sub-Antarctic. It ... feeds on a variety of fish and cephalopods and can be an intermediate/paratenic host of some helminthes ...
Meeting Document : WG-FSA-16/P01 : Auteur(s): I.I. Gordeev and S.G. Sokolov
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KRILLBASE: a multinational, circumpolar database of abundance of Antarctic krill and salps
of rapid regional climate change requires information on distribution and changes over time. Many ... data have been collected on the abundance of the two taxa from net sampling surveys since 1926, but ... they are stored in national archives, sometimes only in archived notebooks. An international team of ... , circumpolar database of numerical density (no.m-2) of postlarval Euphausia superba and salps (aggregate and ...
Meeting Document : SC-CAMLR-XXXV/BG/24 Rev. 1 : Auteur(s): A. Atkinson, S. Hill, H. Peat, R. Downie and L. Gerrish
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History of development and completion of tasks put forward by WG-EMM (2001–2003)
Abstract: A history of development and completion of tasks put forward by WG-EMM is summarised ... for the period from 2001 to 2003 (SC-CAMLR-XXI, Annex 4, paragraph 6.41). This is a new series of ... records since the adoption by WG-EMM in 2001 of a new five-year plan of work. A history of tasks for the ... period from 1995 to 2001 is archived in WG-EMM-02/12. Author(s): Secretariat Title: History of ...
Meeting Document : WG-EMM-04/13 : Auteur(s): Secretariat
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Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters
Abstract: The influences of abiotic and biotic parameters on the occurrence of Antarctic krill ... (Euphausia superba) concentrations were studied in the waters north of the South Shetland Islands, a major ... the occurrence of high krill concentrations in these waters. Drifting buoys indicated that the surface ... water circulation in areas of krill concentrations was characterized by a sluggish current with eddies ...
Meeting Document : WG-EMM-98/18 : Auteur(s): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)
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The importance of Antarctic Toothfish as prey of Weddell Seals in the Ross Sea: a Review
Abstract: Uncertainty exists over the importance of Antarctic toothfish (Dissostichus mawsoni) as ... prey of top predators in the Ross Sea. We herein assess relative weight given to direct, observational ... evidence of prey taken, as opposed to indirect evidence from scat and biochemical analysis, and conclude ... of large toothfish and therefore they are not detected in scat or stomach samples; biochemical ...
Meeting Document : WG-EMM-09/P02 : Auteur(s): D.G. Ainley and D.B. Siniff
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Distribution patterns and biomasses of Antarctic krill (Euphausia superba) and ice krill (E. crystallorophias) with note on distribution of Antarctic minke whales (Balaenoptera bonaerensis) in the Ross Sea in 2005
Abstract: Distribution patterns and biomasses of Antarctic and ice krill in the Ross Sea in ... obtained from samples of RMT hauls and stomach contents of Antarctic minke whales. Ice krill was ... Ross Sea was stratified into two strata based on the distribution patterns of two krill species to ... estimate their biomasses. Biomass densities of Antarctic krill using KM and KS2 data were estimated as 5.13 ...
Meeting Document : WG-EMM-08/35 : Auteur(s): H. Murase, H. Yasuma, R. Matsukura, Y. Takao, K. Taki, T. Hayashi, T. Yabuki, T. Tamura, K. Konishi, K. Matsuoka, K. Miyashita, S. Nishiwaki and M. Naganobu (Japan)
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Swarm characteristics of Antarctic krill Euphausia superba relative to the proximity of land during summer in the Scotia Sea
Abstract: We studied the relationship between the proximity of land and the distribution and ... swarming characteristics of Antarctic krill across the Scotia Sea in January and February 2003. Krill ... -sectional areas of swarms were significantly larger inshore, with a mean value of 120 m 2 in the 0 to 50 km ... zone compared to <80 m 2 further offshore. The packing concentration of krill within inshore swarms ...
Meeting Document : WG-EMM-10/P09 : Auteur(s): T. Klevjer, G.A. Tarling and S. Fielding
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Re-analysis of CPUE in both species of toothfish in 48.6 area
Abstract: The present report re-analyses data regarding CPUE for both species of toothfish in ... northern area of 48.6 (SSRU 48.6A, 48.6G). This report is a re-analysis of the CPUE time series proposed in ... . Here, the length of the line was used as effort unit and also high CPUE values reported by a Korean ... analysis of catch intention was implemented by using multivariate statistical approach of the catch ...
Meeting Document : WG-FSA-13/63 : Auteur(s): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)