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The Role of Fish as Predators of Krill (Euphausia superba) and Other Pelagic Resources in the Southern Ocean
Abstract: First attempts were made in the early 1980’s to estimate the krill and pelagic food ... -Antarctic Zone in the late 1980’s and early 1990’s when these areas were exploited commercially and a larger ... diets varies with time and location, and with the suite of prey types available in different regions in ...
Meeting Document : CCAMLR-IWC-WS-08/09 : Автор(ы): Collins, M.A., Williams, R., Agnew, D.J., Kock, K.-H., Belchier, M., Shust, K.V., Welsford, D., Hanchet, S., Pshenichnov, L., Barrera-Oro, E.
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Diurnal changes of some biological characteristics of Euphausia superba Dana in swarms (westward of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by biologist-observer)
of swarms. When diurnal migration are absent (particularly at most later season) the diurnal changes ... with drift of swarm, but not with progress of life cycle at winter postspawning non-feeding season ... . They hardly can be related also with selective stress of fishery activity upon larger specimens of E ...
Meeting Document : WG-KRILL-92/09 : Автор(ы): A.V. Vagin, R.R. Makarov and L.L. Menshenina (Russia)
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Further development of the fishery plans
established by the Scientific Committee and Commission. In recent years, Plans have been drafted for the krill ... and the information is now presented under 3 sections: 1. management measures and fishery requirements ... ; 2. operational aspect (i.e. “what really happened”); and 3. catches (STATLANT, fine-scale and in ...
Meeting Document : WG-FSA-SAM-04/04 : Автор(ы): Secretariat
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Background and criteria of establishment of Marine Protected Area (MPA) in the Weddell Sea
Russian and German scientists in the eastern part of the Weddell Sea. Data on potentially valuable for ... commercial fishing species in the eastern part of the Weddell Sea collected by German investigators in 1979 ... -2014 in the eastern part of the Weddell Sea. Author(s): A.F. Petrov, V.A. Bizikov, K.V. Shust and ...
Meeting Document : WG-EMM-14/23 : Автор(ы): A.F. Petrov, V.A. Bizikov, K.V. Shust and E.F. Uryupova (Russia)
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Estimating unaccounted fishing mortality in the Ross Sea and 88.2C–G bottom longline fisheries targeting Antarctic toothfish
known. Lost fishing gear should be monitored to provide information to evaluate how well CCAMLR meets ... to estimate unaccounted fishing mortality from lost lines in the Ross Sea region and Subarea 88.2 ...
Meeting Document : WG-FSA-11/48 : Автор(ы): D.N. Webber and S.J. Parker (New Zealand)
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Research results from the SPRFMO exploratory fishing program for Antarctic toothfish 2016 and 2017
partial starvation which would be consistent with a spawning event prior to the sampling in 2016 and 2017 ... . Body condition was slightly better in 2017 when sampling occurred about 5 weeks later than in 2016 ... . Fish length and mass, body condition, sex ratio, and gonad condition were consistent with previous ... measurements collected from fish sampled in this SPRFMO area of study are consistent with previous information ...
Meeting Document : WG-FSA-18/39 : Автор(ы): J.M. Fenaughty, M. Cryer and A. Dunn
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On the problem of icefish (Champsocephalus gunnari) vertical migration on the South Georgia shelf
the maximum catches were available at the middle of the light hours of the day. At twilight the fish ...
Meeting Document : WG-FSA-91/06 : Автор(ы): J.A. Frolkina and V.I. Shlibanov (USSR)
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Sexing fledglings and yearlings of magellanic penguins by discriminant analysis of morphometric measurements.
, followed by length of the middle toe and bill length. Yearling, besides being distinguishable by plumage ...
Meeting Document : WG-CEMP-90/42 : Автор(ы): J.A. Scolaro (Argentina)
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Seabird by-catch by tuna longline fisheries off southern Africa, 1998–2000
, seabird bycatch rates were high, with a mean of 1.6 birds killed per 1 000 hooks. Japanese vessels (1 ... % effort observed) had a higher bycatch rate (2.6 birds per 1 000 hooks, range per trip 0.1–5.4) than South ...
Meeting Document : WG-FSA-01/28 : Автор(ы): P.G. Ryan, D.G. Keith and M. Kroese (South Africa)
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Milk consumption and growth efficiency in Antarctic fur seal (Arctocephalus gazella) pups
between the sexes in any year. Both per-bout and per-day milk consumption increased steadily with age ... positively related to the duration of the maternal foraging trip and attendance cycle, and both per-bout and ...
Meeting Document : WG-EMM-97/11 : Автор(ы): Socha, D.G., Arnould, J.P.Y., Boyd, I.L.
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