Résultats de la recherche
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Milk fatty acid signatures indicate both major and minor shifts in foraging ecology of lactating Antarctic fur seals
Antarctic fur seals at South Georgia during the perinatal period (n= 19) and subsequently during early (n=11 ... ), mid (n=11), and late (n=8) foraging trip intervals, and demonstrate its use in detecting shifts in ... acids secreted during foraging trip intervals are derived primarily from immediate dietary intake during ... rate) was correctly distinguished from early and mid attendance (1/22 missclassification rate). Our ...
Meeting Document : WG-EMM-97/14 : Auteur(s): Boyd, I.L., Iverson, S.J., Arnould, J.P.Y.
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Has krill fishing the potential to adversely affect recruitment in Antarctic notothenioid fishes?
Abstract: A few years after krill (Euphausia superba) fishing had started in 1972/73, it became ... known that early life stages of Antarctic fish are associated with krill aggregations and are subject to ...
Meeting Document : WG-FSA-14/66 : Auteur(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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The use of CCAMLR Statistical Subareas 88.1 and 88.2 and Division 58.4.1 by Macquarie Island giant petrels
enter CCAMLR waters, one bird undertook a longer trip into division 58.4.1, where it spent 6% of its ... overall time at sea. We consider it possible that this trip may have been indicative of trips undertaken ... Pacific Ocean, travelling east towards the South American Continental Shelf. Southern giant petrel chicks ...
Meeting Document : WG-FSA-06/49 : Auteur(s): R. Trebilco, R. Gales, B. Baker and A. Terauds (Australia)
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Cameras installation by Ukraine at the Galindez, Petermann and Yalour Islands penguin colonies – CEMP Fund project ‘Establishing a CEMP Camera Network in Subarea 48.1’
observations of gentoo penguin activity and breeding at Galindez Island sites start from early season in ... and chronology. Cameras have been installed in the middle of breeding season due to late arrival and ...
Meeting Document : SC-CAMLR-XXXV/BG/27 : Auteur(s): Delegation of Ukraine
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Adélie penguin foraging behaviour and breeding success in seasons of contrasting krill availability (Mawson Coast, Antarctica)
differences between the two seasons included A5: foraging trip duration, A6: breeding success and A8: meal ... particularly apparent during the late guard to early crèche stages of chick rearing, coinciding with the timing ... period. Data on meal mass and foraging trip duration were combined to provide an index of provisioning ...
Meeting Document : WG-EMM-03/44 : Auteur(s): J. Clarke, M. Tierney, S. Candy, S. Nicol, L. Irvine and K. Kerry (Australia)
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Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
around South Georgia in the 2000/2001 season: in October 2000 (early-season); during late December ... / early January 2000/2001 (mid-season), and in March 2001 (late-season). The surveys were the first in a ... early- and late-season surveys were associated with logistic support voyages to South Georgia and were ... , north-east and south-west of the island. Together these surveys provided temporally and spatially ...
Meeting Document : WG-EMM-01/15 : Auteur(s): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
Seal Island were conducted to identify and evaluate their foraging areas during early January 1990/91 ... , in the inshore foraging areas middle-sized krill (modal length 43 mm), which consisted mainly of ...
Meeting Document : WG-KRILL-92/27 : Auteur(s): T. Ichii, H. Ishii (Japan), J.L. Bengtson, P. Boveng, J.K. Jansen (USA) and M. Naganobu (Japan)
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia
, the most numerous- fish taxon, 98% were taken between early February and the middle of March ...
Meeting Document : WG-EMM-95/28 : Auteur(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?
larger adults during early winter, but all adults could feed on similar food items during middle to late ...
Meeting Document : WG-EMM-2019/P04 : Auteur(s): G.P. Zhu, H.T. Zhang, B. Deng and Q.Y. Yang
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Estimates of the tag loss rates for single and double tagged toothfish (Dissostichus mawsoni) fishery in the Ross Sea
Abstract: The rate at which tags are lost from tagged toothfish is an important parameter in ... individual tags are lost from tagged toothfish in Subareas 88.1 and 88.2 from a sample of 969 double tagged ... ) of individual tags were lost almost immediately, and then there was an ongoing rate of about 0.039 ... assessment models also suggested that the removal of early data had little impact on the assessment models ...
Meeting Document : WG-SAM-11/18 : Auteur(s): A. Dunn, M.H. Smith (New Zealand), D.J. Agnew (UK) and S. Mormede (New Zealand)