Résultats de la recherche
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Population and breeding of the gentoo penguin Pygoscelis papua at Marion Island, 1994/95 to 2002/03
population stabilized. There is indication that in some years not all breeders nested and that some birds ...
Meeting Document : WG-EMM-03/16 : Auteur(s): R.J.M. Crawford, J. Cooper, M. du Toit, M.D. Greyling, B. Hanise, C.L. Holness, D.G. Keith, J.L. Nel, S.L. Petersen, K. Spencer, D. Tshingana and A.C. Wolfaardt (South Africa)
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The effect of temporal variability on power analysis predictions for Adélie penguin CEMP parameters at Béchervaise Island
(5.2 – 6.7%). For example, with a 10 year monitoring program it is possible to detect fixed increases ... or decreases larger than 2% each year with more than 80% power. Increasing the duration of the ... to 10 years duration. Author(s): L.M. Emmerson and C. Southwell (Australia) Title: The effect of ...
Meeting Document : WG-EMM-03/49 : Auteur(s): L.M. Emmerson and C. Southwell (Australia)
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Spatial and temporal variability in foraging patterns of krill predators at Signy Island and South Georgia
; we also look to see whether differences are apparent between years. We use this information about ...
Meeting Document : WG-EMM-02/33 Text : Auteur(s): P.N. Trathan, J.L. Tanton, A.S. Lynnes, M.J. Jessopp, H. Peat, K. Reid and J.P. Croxall (United Kingdom)
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Variability of krill biomass estimates in repeated mesoscale surveys in relation to CCAMLR-2000 Survey
48 is quite stable during last seventeen years. It is to be noted however that due to difference in ...
Meeting Document : WG-EMM-01/28 : Auteur(s): V.A. Sushin, F.F. Litvinov (Russia) and V. Siegel (Germany)
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Haul data analysis from the Polish krill fishery in 1997–1999
of 60-70 minutes. Differences in catch rates in various areas and years were observed. The highest ...
Meeting Document : WG-EMM-00/17 : Auteur(s): E. Jackowksi (Poland)
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DEVELOPING OPTIONS TO BUILD CAPACITY IN SCIENCE TO SUPPORT SC-CAMLR
these issues by the SC‐CAMLR in recent years. Given the complexity of the issues, it is proposed that ...
Meeting Document : SC-CAMLR-XXVIII/12 : Auteur(s): Delegations of Australia, the United Kingdom and N
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DEPREDATION AROUND SOUTH GEORGIA AND THE IMPLICATIONS ON STOCK ASSESSMENT OF D. ELEGINOIDES
examined and varied from 0.9% to 5.8% of the TAC per year over the time period. Additional work was also ... both in season and between years. Hydrophones deployed on longlines recorded both vocalisations of ...
Meeting Document : WG-FSA-09/16 : Auteur(s): J. Moir Clark, D.A. Agnew, P. McCarthy and M. Unwin (United Kingdom)
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A REVIEW OF BIAS AND UNCERTAINTY IN ANTARCTIC PACK-ICE SEAL ABUNDANCE ESTIMATES
provide a sense of evolution and development of methodologies over a 50 year period of application. The ... than 50 years from when pack-ice seal surveys were first undertaken and reported in the 1950s to the ...
Meeting Document : CCAMLR-IWC-WS-08/06 : Auteur(s): Steinhage, D., Bengtson, J., Blix, A.S., Bester, M., Boveng, P., Laake, J., Cameron, M., Nordøy, E., Forcada, J., Stewart, B., Southwell, C., Trathan, P., Rogers, T., Plotz, J., Bornemann, H.
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Dietary segregation of krill-eating South Georgia seabirds
performance was indicative of a year of good availability of krill around South Georgia. In such circumstances ... success and information on diet in 5-10 other years suggest that in 1986 seabird diet and reproductive ...
Meeting Document : WG-EMM-97/15 : Auteur(s): Prince, P.A., Croxall, J.P., Reid, K.
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AMLR 2009/10 Field Season Report: objectives, accomplishments and conclusions
was greater this year than the last ten years. The production of penguin chicks decreased compared to ... estimates of krill abundance also decreased, for the second consecutive year, and recruitment indices were ... low, indicating that a weak cohort was produced the previous year. The abundance of Salpa thompsoni ... the 2008/09 breeding season; gentoo penguins produced 16% fewer than the 12-year mean, while chinstrap ...
Meeting Document : WG-EMM-10/P12 : Auteur(s): A. Van Cise (Editor)