Résultats de la recherche
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Observations of demersal fish, benthic communities and seafloor composition of the Southern Ocean Atlantic sector from the ICEFISH 2004 cruise
Abstract: A multi-disciplinary research cruise in the Atlantic sector of the Southern Ocean was ... conducted during the 2004 austral winter as part of the International Collaborative Expedition to collect ... included demersal finfish, benthic invertebrates, and information of seafloor composition. The objectives ... of the cruise included Antarctic fish and invertebrate biochemical, molecular and physiological ...
Meeting Document : WG-FSA-04/61 : Auteur(s): C.D. Jones, S.J. Lockhart and D.F. Doolittle (USA)
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Post-fledging and winter migration of Adélie penguins (Pygoscelis adeliae) in the Mawson region of east Antarctica
were satellite-tracked using the Argos system during the winters of 1995-97 and 1998 respectively. Six ... tracked for 32 days. All fledglings travelled northward initially, then westward along the edge of the ... fast-ice or in the pack-ice. Fledglings had travelled between 536 and 1931 km to the west of their ... October 1998, following completion of their annual moult at Bechérvaise Island. Instruments were factory ...
Meeting Document : WG-EMM-02/47 : Auteur(s): J. Clarke and K. Kerry (Australia), C. Fowler (USA), R. Lawless, S. Eberhard and R. Murphy (Australia)
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Influence of sampling protocol on diet determination of gentoo penguins, Pygoscelis papua and Antarctic fur seals, Arctocephalus gazella
Abstract: The influence of two sampling protocols on diet determination of two marine predators ... . The collection of diet samples on three occasions over a two week period was compared with collecting ... in the mass of food recovered from penguins were found but this was attributed to the mass of penguin ... significant determinant of the mean length of krill Euphausia superba recovered from penguins, there were no ...
Meeting Document : WG-EMM-99/29 : Auteur(s): S.D. Berrow, R.I. Taylor and A. Murray (United Kingdom)
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Breeding biology of Adélie penguin (Pygoscelis adeliae) at Edmonson Point CEMP site (Ross Sea, Antarctica): report of the first five years
the fifth year. The study site was located in the Adélie penguin (Pygoscelis adeliae) colony of ... Edmonson Point (74°20'56.7" S, 165°08'10.03" E). The aim of this research was to obtain ... data to contribute to the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ) Ecosystem Monitoring Program and data on the feeding ecology of the Adélie penguin. The rationale for the ...
Meeting Document : WG-EMM-99/60 : Auteur(s): S. Olmastroni, S. Corsolini, F. Pezzo, S. Focardi (Italy) and K. Kerry (Australia)
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Results of phase I of the Russian research program for toothfish fishery in Subarea 88.3 during the 2010/11 season
Abstract: In accordance with decision of SC-CCAMLR in 2010, the Russian Federation conducted ... been made, the total number of exposed hooks being 87,096. The research program covered SSRU B, C, and ... D of Subarea 88.3. In SSRU A longlines were not investigated because ice conditions were difficult ... . All toothfish catches and by-catch were subjected to biological analysis. 30 toothfish individuals of ...
Meeting Document : WG-FSA-11/36 : Auteur(s): Delegation of Russia
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Population dynamics of the wandering albatross (Diomedea exulans) on Macquarie Island and the effects of mortality from longline fishing
Abstract: The estimated breeding population of wandering albatrosses on Macquarie Island ... increased from 17 in 1956 to a maximum of 97 in 1966, and then declined at an average rate of 8.1% per year ... emigration). The decline is correlated with the onset of large-scale fishing for tuna in the southern ... hemisphere using longlines. The effect of longline mortality on the population dynamics of the wandering ...
Meeting Document : WG-IMALF-94/07 : Auteur(s): William K. de la Mare and Knowles R. Kerry (Australia)
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Population demography of Antarctic fur seals: the costs of reproduction and implications for life-histories
Abstract: 1. This study examined the costs of reproduction in terms of future survival and ... , to estimate the rate of increase of the population as 10•7% per annum. 3. The average annual survival ... of food. Survival rate was unrelated to any other environmental or demographic parameter including ... population size. 4. There was no evidence of senescence. Survival rate was not related to year of birth or ...
Meeting Document : WG-EMM-95/26 : Auteur(s): Reid, K., Croxall, J.P., Lunn, N.J., Boyd, I.L.
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A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of profound krill scarcity
Abstract: Dual frequency (38 and 120 kHz) acoustic surveys of shelf-break regions in the vicinity ... of Willis Islands, South Georgia and Coronation Island, South Orkneys, both in the Atlantic sector of ... zooplankton (smaller than krill). To counter the absence of krill length-frequency data from Coronation Island ... distribution in both regions was extremely patchy, resulting in a highly skewed frequency distribution of ...
Meeting Document : WG-EMM-95/75 : Auteur(s): Watkins, J.L., Brierley, A.S.
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Background and criteria of establishment of Marine Protected Area (MPA) in the Weddell Sea
Abstract: Present work contains considerations and proposals of possible joint research of ... 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 ... -1989 are also included, as well as results of Russian longline survey of Antarctic toothfish in 2013 ...
Meeting Document : WG-EMM-14/23 : Auteur(s): A.F. Petrov, V.A. Bizikov, K.V. Shust and E.F. Uryupova (Russia)
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Spatial overlap of krill-dependent predators and krill fishery catches and a proposal for subdivision of catch limits in Subarea 48.1
Abstract: Progressing from Stage 1 to Stage 2 of a feedback management strategy requires a better ... understanding of spatial overlap between predators and fishing activity. We provide estimates of the spatial ... in Subarea 48.1. In general, overlap of summer and winter foraging habitats with krill catches in ... might affect the distribution of fishing effort. A comparison of CEMP parameters from two years with ...
Meeting Document : WG-EMM-14/36 : Auteur(s): J.T. Hinke, M.E. Goebel (USA), M.M. Santos (Argentina), P.N. Trathan (UK), W.Z. Trivelpiece and G.M. Watters (USA)