Search results
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Reasons of differences between distribution and density of mackerel icefish (Champsocephalus gunnari) aggregations in the South Georgia area during summer and autumn periods in different years from the bottom trawl survey data
the fish. The presence of cold intermediate layer shall be considered to be a negative hydrological ...
Meeting Document : WG-FSA-05/77 : Author(s): Zh.A. Frolkina (Russia)
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Fish and invertebrate by-catch from Australian fisheries for D. eleginoides and C. gunnari in Division 58.5.2
fisheries are estimated to be very low. From 1996/1997 to 2002/2003, a total of 115 tonnes of by-catch was ... kg per year in weight. The results presented here, indicate that this species is likely to be very ...
Meeting Document : WG-FSA-03/73 : Author(s): E.M. van Wijk and R. Williams (Australia)
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Are penguins and seals in competition for Antarctic krill at South Georgia?
availability and of interspecies competition cannot be resolved with available evidence. The likely competitive ... advantage of Antarctic fur seals will be enhanced as their population continues to increase, particularly in ...
Meeting Document : WG-EMM-02/22 : Author(s): K.E. Barlow, I.L. Boyd, J.P. Croxall, K. Reid, U.J. Staniland and A.S. Brierley (United Kingdom)
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Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02
relatively low predictive power, and are a relatively poor fit to the data, and these trends should be ... trends are considered to be preliminary indications only. Author(s): R.G. Blackwell and S.M. Hanchet ...
Meeting Document : WG-FSA-02/41 : Author(s): R.G. Blackwell and S.M. Hanchet (New Zealand)
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Characteristics of krill aggregations in 48.4 subdivision during January–February 2000
of the Weddell Sea (14% of study area), being observed in upper 80 m depth level. There has been made an analysis ... of the Weddell Sea (14% of study area), being observed in upper 80 m depth level. There has been made ...
Meeting Document : WG-EMM-01/42 : Author(s): S.M. Kasatkina, A.P. Malyshko, V.N.Shnar and O.A. Berezhinskiy (Russia)
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Modelling the impact of fishery by-catches on albatross populations
population), can be explained by the tuna longline by-catch. They further indicate that populations may be ...
Meeting Document : WG-FSA-01/18 : Author(s): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
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Managing fisheries to conserve the Antarctic marine ecosystem: practical implementation of the Convention on the Conservation of Antarctic Marine Living Resources (CCAMLR)
krill, Euphausia superba. This species is considered to be an important prey of a wide range of avian ... management measures can be adjusted in sufficient time to ensure the objectives are met. Attention is given ...
Meeting Document : SC-CAMLR-XVIII/BG/26
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Uncertainty in echosounder calibrations
optimal standard sphere, and a 0.3 ms pulse length, is estimated to be accurate to to.3 dB, and precise to ... . Additionally, more pronounced imprecision may be contributed by instabilities in the echosounder electronics ...
Meeting Document : WG-EMM-96/40 : Author(s): Soule, M.A., Demer, D.A.
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Entanglement of Antarctic fur seals in marine debris at Cape Shirreff and San Telmo Islets, Livingston Island, Antarctica: 1988–1997
versus total population in the area per season is considered to be low, and never surpass percentages of ... Southern Ocean is developed, nevertheless, we consider that our estimates could be underestimations. To ...
Meeting Document : SC-CAMLR-XVI/BG/33 : Author(s): Delegation of Chile
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Milk fatty acid signatures indicate both major and minor shifts in foraging ecology of lactating Antarctic fur seals
fatty acids in the marine food chain and it may be useful in determining the composition of seal diets ... independent 1990/1991 scat data and indicate that fatty acid signature analysis promises to be a valuable tool ...
Meeting Document : WG-EMM-97/14 : Author(s): Boyd, I.L., Iverson, S.J., Arnould, J.P.Y.