Resultados de la búsqueda
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The structure and spatial distribution of Antarctic krill aggregations from acoustic observation in the South Georgia area
Abstract: Results of acoustic surveys carried out in winter months of 2000 and 2002 demonstrate ... significant distinctions in spatial distribution patterns of krill in the northwestern and the northeastern ... parts of South Georgia area. The boundary between two areas is located at about 37°30/ W. It is shown ... that in winter months in the northwestern part where foraging areas of dependent predators are located ...
Meeting Document : WG-EMM-04/66 Rev. 1 : Autor(es): S.M. Kasatkina (Russia)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on recent survey results
’ E using standard CCAMLR methods. A pattern of 5 year classes being present simultaneously in the ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79 o 20 ... population, which was first detected in 2011, has persisted, however a large cohort of fish, estimated to be ...
Meeting Document : WG-FSA-12/26 : Autor(es): D.C. Welsford (Australia)
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Assessment of escape mortality of Antarctic krill (Euphausia superba) in trawls
(Euphausia superba) that escape from the most common mesh size used in the current commercial fishery. The ... experiment was carried out on the krill fishing grounds off South Orkney Islands (60°35’S, 45°30’W), during ... escapees, thereafter kept on the surface in tanks to monitor rates of mortality. Hauling depth and duration ... on the mortality rates found. A decrease in body length was also found significantly correlated with ...
Meeting Document : WG-EMM-14/14 : Autor(es): B.A. Krafft (Norway) and L.A. Krag (Denmark)
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Some notes on by-catch of fishes and salps caught by the fishery vessel Niitaka Maru in the vicinity of the South Shetland Islands (January to February 1999)
fisheries by F/V Niitaka Maru were made from 3 January to 4 February 1999 in the vicinity of the South ... Chaenodraco wilsoni were found in 4 trawl catches. On the contrary, salps were captured as by-catch in 69 ... hauls and those estimated value was 20 to 3560 ind./t of krill. By-catch fishes fed on Thysanoessa ... macrura and Euphausia superba was not found in their stomachs. Abundance of salps in krill catches could ...
Meeting Document : WG-EMM-00/54 : Autor(es): T. Iwami, S. Kawaguchi and M. Naganobu (Japan)
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Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
found in 20 trawl catches. Among by-catch fishes, juvenile Lepidonotothen larseni was the most abundant ... of 1992 (from July 9 to August 3) on board F/V No.3 and No.5 Chiyo Maru in the vicinity of the South ... (62 specimens; 93.9% in number; 58.9% of total weight of by-catch fish). Standard length (SL) of L ... ) were also found, but no other fish species was recognized in our by-catch samples. The abundance of ...
Meeting Document : WG-KRILL-93/51 : Autor(es): T. Iwami (Japan)
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Revised research program of Ukraine in Subarea 88.3
years. Author(s): Delegation of Ukraine Title: Revised research program of Ukraine in Subarea 88.3 ... Abstract: The research of Dissostichus in Subarea 88.3 carried out by Chile in 1998, New Zealand ... in 2005, Russia in 2011 and 2012 and the Republic of Korea in 2016. It was noted that no tagged ... January to April, as ice conditions permit. It is planned that the number of longline sets will be 60 in ...
Meeting Document : WG-FSA-17/34 : Autor(es): Delegation of Ukraine
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Bycatch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)
). In numbers, an average of about 20 fish were caught per ton of krill, and an average of about 23 fish ... noted that the results for reporting fish bycatch were not presented in CCAMLR's standard format ... were caught per hour of towing. In weight, an average of about 1.5 kg of fish were caught per ton of ... krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995) Approval: Approved ...
Meeting Document : WG-FSA-95/40 Rev. 1 : Autor(es): Watters, G.
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 random stratified trawl survey
Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79° 20’ E ... using standard CCAMLR methods. A large cohort of fish, estimated to be 3+, dominates the population in ... assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 ...
Meeting Document : WG-FSA-13/23 : Autor(es): D.C. Welsford (Australia)
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Proposal to amend the fishing season for longline vessels fishing for Dissostichus eleginoides in Subarea 48.3 and trial two further 5 day season extensions
in Subarea 48.3 (26th April in 2009/10 and 21st April in 2010/11) this paper summarises the results ... with a further two five day extensions over the next two years to the 16th and then the 11th April ... fishing for Dissostichus eleginoides in Subarea 48.3 and trial two further 5 day season extensions ...
Meeting Document : WG-IMAF-11/09 : Autor(es): J. Brown (United Kingdom)
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On peculiarities of icefish (Champsocephalus gunnari) vertical distribution in different habitats
, as a rule, are at the bottom in the daytime, however in some years they like immature fish, have been ... age groups have been continuously found in the pelagic layer off South Georgia and Kerguelen-Heard ... . Immature fish also partially distribute in the pelagic layer both in the daytime and at night. Mature fish ... caught with pelagic fishing gear in the water column during the daytime. Author(s): J.A. Frolkina ...
Meeting Document : WG-FSA-03/54 : Autor(es): J.A. Frolkina (Russia) and V.V. Herasimchuk (Ukraine)