Search results
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia
% were taken between early February and the middle of March. Champsocephalus gunnari and Lepidonotothen ... % were taken between early February and the middle of March. Champsocephalus gunnari and Lepidonotothen ...
Meeting Document : WG-EMM-95/28 : Author(s): Arnould, J.P.Y., Reid, K.
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How trophic dynamics of adult Antarctic krill Euphausia superba responses to the condition of no ice in the water during the winter: a case study at South Georgia?
during early winter, but all adults could feed on similar food items during middle to late winter ... winter, but all adults could feed on similar food items during middle to late winter. The trophic niche ...
Meeting Document : WG-EMM-2019/P04 : Author(s): G.P. Zhu, H.T. Zhang, B. Deng and Q.Y. Yang
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
, in the inshore foraging areas middle-sized krill (modal length 43 mm), which consisted mainly of nongravid krill ... foraging areas middle-sized krill (modal length 43 mm), which consisted mainly of nongravid krill, were ...
Meeting Document : WG-KRILL-92/27 : Author(s): T. Ichii, H. Ishii (Japan), J.L. Bengtson, P. Boveng, J.K. Jansen (USA) and M. Naganobu (Japan)
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using the Japanese fishery data
range of trawling depth was narrower during spring and early autumn, but greater during middle autumn ... range of trawling depth was narrower during spring and early autumn, but greater during middle autumn ...
Meeting Document : WG-EMM-04/44 : Author(s): K. Taki, T. Hayashi and M. Naganobu (Japan)
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Foraging and provisioning in Antarctic fur seals: interannual variability in time-energy budgets
seals have episodic bouts of suckling 0-3 days), alternating with foraging trips (3-10 days). Foraging ... episodic bouts of suckling 0-3 days) , alternating with foraging trips (3-10 days). Foraging time budgets ... varied significantly (P < .001) among 8 consecutive years at Bird Island, South Georgia. Foraging trip ... years than foraging trip duration but declined during a year of particularly low food availability ...
Meeting Document : WG-EMM-99/32 : Author(s): I.L. Boyd (United Kingdom)
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The effects of CEMP monitoring procedures on Adelie penguin colonies
the incubation period or for several consecutive trips during chick rearing resulted in increased foraging trip ... durations and reduced breeding success. Attachment for a single foraging trip post-hatching caused ... no significant increase in foraging trip durations nor any detectable effect on water turnover rates ... consecutive trips during chick rearing resulted in increased foraging trip durations and reduced breeding ...
Meeting Document : WG-CEMP-93/19 : Author(s): J. Clarke, K. Kerry (Australia)
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A rationale for conservation areas within Antarctic waters
of 1970/71 to 1972/73, Gilbert and Erickson (1977) proposed six residual pack ice regions - 521 ... A (January-February, 1972) and in location B (January, 1973) enabled densities to be compared with earlier ... pack ice recorded in the summers of 1970;71 to 1972;73, Gilbert and Erickson proposed zones for seal ... of Adelie penguins occur in the eastern margin of the Ross Sea, the coast adjacent to the prydz Bay gyre ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 513-535 : Author(s): Chittleborough, R.G.
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Progress towards a trophic model of the ecosystem of the Ross Sea, Antarctica, for investigating effects of the Antarctic toothfish fishery
absence of krill, Antarctic silverfish (Pleuragramma antarctica) are probably the major middle-trophic ... of krill, Antarctic silverfish (Pleuragramma antarctica) are probably the major middle-trophic level link ...
Meeting Document : WG-EMM-06/14 : Author(s): M. Pinkerton, S. Hanchet and J. Bradford-Grieve (New Zealand)
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Longline sink rates on a bottom autoline vessel in New Zealand: draft
Depth Recorders was also developed and is documented. The study found the middle of an unweighted ... Depth Recorders was also developed and is documented. The study found the middle of an unweighted ...
Meeting Document : WG-FSA-98/51 : Author(s): N.W. McL. Smith (New Zealand)
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
died dt~ring the ex- periment (8%), while a lower proportion were 'lively' (63%). Control crabs ... ~~ reopI7lkI. npo~hlCn0Bhle YqaCTKM KBK nOKZl?aHhl Ha PMC. l . TaGn. 2: Bhrnon Di,c.~o,\tichu,c eleginoicler ... to the pot interior. A drawstring held the bottom mesh together in the middle. This allowed pots ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Author(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves