Resultados de la búsqueda
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
) around Shag Rocks and the mainland of South Georgia was analyzed from c. 8,700 stomachs collected in ... superba), the hyperiid Themisto gaudichaudii, mysids (primarily Antarctomysis maxima) and in 1985 also ... Thysanoessa species. The proportion of krill and Themisto in the diet varied considerably between the three ... seasons, whereas the proportion of mysids in the diet remained fairly constant. Krill which has a high ...
Meeting Document : WG-FSA-93/24 : Autor(es): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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Krill catch distribution in relation to predator colonies, 1987-1991
Abstract: The distribution of krill catches in relation to predator colonies in Subareas 48.1 and ... 48.2 is shown. 74-90% of catches in Subarea 48.1 are taken within 100 km of predator colonies between ... December and March, and these are between 10 and 18% of the estimated total penguin consumption in this ... period. The pattern of fishing is very consistent in all years 1988-1991 in Subarea 48.1, but is more ...
Meeting Document : WG-KRILL-92/18 : Autor(es): Secretariat
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Krill biomass and distribution in Subarea 48.2 during summer 1996
Abstract: The results of hydroacoustic survey of krill biomass assessment in Subarea 48.2 ... adjacent to Coronation Island, carried out in February-March 1996 in Russian RN "ATLANTNIRO" are ... presented. Taking in account close relation of krill and oceanographic structure of waters and currents ... , hydrorological conditions during surveys are also discussed in the paper. Average weighed density of krill in the ...
Meeting Document : WG-EMM-97/49 : Autor(es): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
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Some specific characteristics of Dissostichus eleginoides biology in the vicinity of the Kerguelen Islands (Division 58.5.1)
long-line fisheries in the vicinity of the Kerguelen Islands. Results of research made by the author on ... board the fishing vessel "Poltava" in the summer season 1991-1992 were the base for the ... present paper. Regular direct distribution of size groups D. eleginoides in depth range within the fishing ... area on the northern slope of shelf was revealed. Difference in feeding spectrum of these groups was ...
Meeting Document : WG-FSA-96/16 : Autor(es): Pshenichnov, L.K.
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Preliminary results of the third CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2014
first survey was completed in February 2012 (), and the second survey was completed in February 2013 ... (Parker et al. 2013). In this paper we provide preliminary results of the third survey in the time series ... toothfish in the southern Ross Sea (strata A–C) using standardised gear in a standardised manner; and (ii ... ) To sample additional experimental stations in an adjacent area to identify areas of high subadult ...
Meeting Document : WG-SAM-14/24 : Autor(es): S. Mormede, S.J. Parker, S.M. Hanchet, A. Dunn (New Zealand) and S. Gregory (United Kingdom)
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Fish by-catch in the krill fishery: 2016 update
Abstract: Data on fish bycatch in the krill from Commercial catch data (95 513 hauls) and CCAMLR ... overlap in the most frequently reported taxa in the C1 data and SISO data, with Lepidonothen larseni and ... Chaenodraco wilsoni the most frequently reported in both datasets. The estimated total annual mass of fish by ... -catch in a 300 000 t krill fishery would be 370 t, comprising 40% Champsocephalus gunnari and 30 ...
Meeting Document : WG-FSA-16/04 : Autor(es): CCAMLR Secretariat
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Results of the third CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2014 and development of the time series
first survey was completed in February 2012, and the second survey in February 2013. In this paper we ... provide results of the third survey in the time series. The objectives of this third survey were: (1) To ... carry out a longline survey to monitor subadult toothfish in the southern Ross Sea (strata A–C) using ... standardised gear in a standardised manner; and (2) To sample additional experimental stations in an adjacent ...
Meeting Document : WG-FSA-14/51 : Autor(es): S. Mormede, S.J. Parker, S.M. Hanchet, A. Dunn (New Zealand) and S. Gregory (United Kingdom)
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Results of the fourth CCAMLR sponsored research survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, February 2015 and further development of the time series
first three surveys were completed in February 2012, 2013, and 2014. In this paper we provide results of ... the fourth survey in the time series. The objectives of this survey were: (1) To carry out a longline ... survey to monitor sub-adult toothfish in the southern Ross Sea (strata A–C) using standardised gear in a ... standardised manner; and (2) To sample additional experimental stations in an adjacent area to identify areas ...
Meeting Document : WG-SAM-15/44 : Autor(es): S.M. Hanchet, B.R. Sharp, S. Mormede, S.J. Parker (New Zealand) and M. Vacchi (Italy)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... class in subarea 48.3 depends on many factors, among which it it difficult to determine the most ...
Meeting Document : WG-EMM-03/60 : Autor(es): K.V. Shust and E.N. Kuznetsova (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... class in subarea 48.3 depends on many factors, among which it it difficult to determine the most ...
Meeting Document : WG-FSA-SAM 03/7 : Autor(es): K.V. Shust and E.N. Kuznetsova (Russia)