Результаты поиска
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CEMP cameras data validation experiment at the Galindez Island gentoo colonies
pictures processed with the standard deviation for each event vary from ±1 to ±3 days for 5 control nests ... cameras installed. The results of visual observations have been compared with data from camera pictures ... demonstrates the reasonable correspondence within 0-3 days between visual observations and data, obtained by ...
Meeting Document : SC-CAMLR-XXXVII/BG/20 : Автор(ы): A. Dzhulay, V. Smagol, G. Milinevsky, I. Dykyy, A. Simon, M. Telipska, E. Dykyy, L. Pshenichnov and A. Grytsai
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The relationship between foraging behaviour and energy expenditure in Antarctic fur seals
of 6.34 ± 0.4 W • kg–1; 4.6 times predicted BMR) was positively correlated to foraging trip duration ...
Meeting Document : WG-EMM-96/07 : Автор(ы): Boyd, I.L., Arnould, J.P.Y., Speakman, J.R.
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An assessment of toothfish in Subarea 48.3 using CASAL
, with an extensive range of sensitivity tests and examination of diagnostics. A baseline assessment ... fleets with different selectivities, and fitted to catch length frequencies, tag recapture data, CPUE ... the catch length frequencies, but a poor fit to the early CPUE data, for which a substantial process ...
Meeting Document : WG-FSA-05/16 : Автор(ы): R.M. Hillary, G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Exploring variability in the locations used by the krill fishery in Area 48 in relation to intra- and inter-annual variability in seasonal sea ice
location in Subarea 48.1 has shifted in recent years with most catch being taken south of the South ... their behaviour, targeting fixed geographic locations in most years. In contrast, in Subarea 48.1 ... , fishing locations show considerable variability between years. In Subarea 48.2 ice cover tends to increase ... Shetland Islands since 2008/09 in contrast to earlier years when the mean catch location was always to the ...
Meeting Document : WG-EMM-14/11 : Автор(ы): J. Silk, S.L. Hill and P.N. Trathan (United Kingdom)
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On the problem of diurnal migrations of some fish species on the South Georgia shelf (Subarea 48.3)
substantial variations in middle size fry of both species were found at different depth levels during 24-hour ...
Meeting Document : WG-FSA-99/64 : Автор(ы): I.A. Trunov, J.A. Frolkina and M.P. Konstantinova (Russia)
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Summary of Ross Sea skate tagging programme results
years, and 47 (0.5%) have been recaptured. The recapture of tagged Amblyraja georgiana after up to four ... years at liberty shows that some skates survive and recover from being hauled out of depths of around ... georgiana moved very little, even after four years at liberty. There was no movement between SSRUs, and the ... maximum distance travelled was less than 70 km. The distance travelled did not increase with period at ...
Meeting Document : WG-FSA-06/32 : Автор(ы): S.L. Ballara, A. Dunn and M.P. Francis (New Zealand)
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By-catch in the Australian fisheries in Division 58.5.2
between 11 to 26% when skate and grenadiers cut and lost from longlines were included. The main bycatch ...
Meeting Document : WG-FSA-05/68 : Автор(ы): E.M. van Wijk (Australia)
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Research plan for the 2017/18 exploratory longline fishery of D. mawsoni in Subarea 48.6 by South Africa and Japan
last one years as effective for the biomass estimation, except for 48.6_4 with the last three years ... season with the same survey design. Author(s): Delegations of Japan and South Africa Title: Research ...
Meeting Document : WG-SAM-17/03 : Автор(ы): Delegations of Japan and South Africa
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Scientific requirements for an orderly development of the krill fishery
of these requirements is also provided. The paper recommends that in keeping with the precautionary ... krill fishery: (i) Undertake krill stock surveys in areas with no precautionary catch limits in order to ... catch limits is in place. (iv) Develop a program to monitor and observe krill catch and by-catch, with ... methods for minimising by-catch in krill fisheries developed early (if they are needed) so that ...
Meeting Document : WG-EMM-07/23 : Автор(ы): A. Constable, G. Slocum and S. Nicol (Australia)
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Swarm characteristics of Antarctic krill Euphausia superba relative to the proximity of land during summer in the Scotia Sea
was also significantly greater, with an average density of 95 ind. M–3 compared to between 24 and 31 ... swarms identified with a Simrad EK60 (38 kHz, 120 kHz) echosounder were grouped into 4 categories ... -sectional areas of swarms were significantly larger inshore, with a mean value of 120 m 2 in the 0 to 50 km ... ind. M–3 elsewhere. A large proportion of the biomass was concentrated into a small number of large ...
Meeting Document : WG-EMM-10/P09 : Автор(ы): T. Klevjer, G.A. Tarling and S. Fielding
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