Resultados de la búsqueda
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Fishes in pelagic catches in the vicinity of the South Shetland Island during the 6th Antarctic expedition of rv Kaiyo Maru, 1990/1991
Abstract: During the 6th Antarctic Expedition of R/V Kaiyo Maru (1990/1991), observations on the ... occurrence and abundance of fishes in a total of 102 pelagic hauls for the Antarctic krill were made. Of the ... . Juvenile Lepidonotothen larseni was the most abundant (46 individuals; 44.2% in number) and post-larval ... Cryodraco antarcticus was the next (14 individuals; 13.5% in number). The standard length of L. larseni ...
Meeting Document : WG-KRILL-93/50 : Autor(es): T. Iwami, T. Ichii, H. Ishii and M. Naganobu (Japan)
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A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean
Abstract: The Antarctic silver fish (Pleuragramma antarcticum) is one of the most numerous ... species in the outer waters of Antarctica. In the Indian sector of the Southern Ocean there are at least ... three relatively isolated groups. Fish aged from 0+ to 3+ years live in the epi- mesopelagic zone where ... 4-7 years of age. The potential absolute and relative fertility of this species is one of the ...
Meeting Document : WG-FSA-92/11 Rev. 1 : Autor(es): V.V. Gerasimchuk (Ukraine)
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Metabarcoding analysis of the stomach contents of the Antarctic toothfish (Dissostichus mawsoni) collected in the Antarctic Ocean
Abstract: Stomach contents of the Antarctic toothfish, Dissostichus mawsoni, collected from ... the raw reads generated by the MiSeq platform, a total of 131,233 contigs (130 operational taxonomic ... , indicating the quality of the DNA barcode database for the Antarctic Ocean was sufficient for molecular ... analysis, especially for fish species. A total of 19 species was identified from the stomach of D. mawsoni ...
Meeting Document : WG-FSA-17/P03 : Autor(es): T.-H. Yoon, H.-E. Kang, S. R. Lee, J.-B. Lee, G. W. Baeck, H. Park and H.-W. Kim
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Catch per unit effort data from the early years of commercial krill fishing operations in the Atlantic sector of the Antarctic
Subareas 48.1, 48.2, 48.3 for the period 1975/76 to 1987/88. Comparisons are carried out between Subareas ... . Results show that the CPUE may differ between Subareas, years and shelf/oceanic regions. Obviously, a ... consistent pattern of CPUE values does not occur over time for the entire area. High average CPUE were ... observed in the years 1975/76 and 1980/81, wheras the lowest CPUE occurred in Subarea 48.3 in 1977/78. The ...
Meeting Document : WG-EMM-97/22 : Autor(es): Sushin, V., Siegel, V.
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Structure and distribution of the slope fish community in the vicinity of the sub-Antarctic Prince Edward Archipelago
Abstract: Demersal fish community structure, distribution and trophic relationships on the slope ... (depth range 200-1500 m) of the sub-Antarctic Prince Edward Islands and surrounding sea rises have been ... investigated during the pilot survey conducted in April 2001 onboard fishing vessel MV Ibis. A total of 56 fish ... taxa were collected during the survey, of which 43 were identified to species level, 8 to the genus ...
Meeting Document : SC-CAMLR-XXIII/BG/20 : Autor(es): Delegation of South Africa
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An 8-year cycle in krill biomass density inferred from acoustic surveys conducted in the vicinity of the South Shetland Islands during the austral summers of 1991/1992 through 2001/2002
Abstract: Data from single and multi-frequency active acoustic surveys conducted annually in the ... vicinity of the South Shetland Islands, Antarctica were re-analyzed using updated procedures for ... compensating for diel vertical migration of krill outside of the acoustic observation window. Intra-and inter ... -seasonal variations in krill biomass density and dispersion were derived from the re-processed data set for ...
Meeting Document : WG-EMM-03/6 : Autor(es): R.P. Hewitt, D.A. Demer and J.H. Emery (USA)
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On the need to determine the level of krill escapement mortality in the Antarctic krill fishery
Abstract: The krill escapement mortality and the methods to determine it are closely connected ... with the need to have systematic observer coverage in the Antarctic krill fishery. Experiments to ... trawling are added in form C1. It is proposed to add appropriate regulations to the Scientific Observers ... Manual and new suitable section to the Observer Cruise Report. The need to have observers collecting data ...
Meeting Document : WG-EMM-10/10 : Autor(es): L. Pshenichnov and G. Milinevsky (Ukraine)
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The Chinese national scientific observer program for the krill fishery in the Convention Areas from fishing season 2009/10 to 2014/15
Abstract: Since entered in the krill fishery in the 2009/10 fishing season, China has made every ... krill fishing activities. The Bureau of Fisheries (BoF), Ministry of Agriculture (MOA) of P. R. China ... has developed a comprehensive scientific observer training program and assignment scheme. During the ... past six fishing seasons, training courses were provided to the crew members, company managers as well ...
Meeting Document : SC-CAMLR-XXXIV/BG/28 : Autor(es): Delegation of the People’s Republic of China
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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 ... infection in the Pacific sector of the Antarctic. Specimens were examined during commercial longline fishing ...
Meeting Document : WG-EMM-16/P05 : Autor(es): 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 ... infection in the Pacific sector of the Antarctic. Specimens were examined during commercial longline fishing ...
Meeting Document : WG-FSA-16/P01 : Autor(es): I.I. Gordeev and S.G. Sokolov