Resultados de la búsqueda
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Estimating nest-level phenology and reproductive success of colonial seabirds using time-lapse cameras
Abstract: We wish to draw the attention of Members to an online application of the R code ... published in the attached paper. The web-based app ‘photoR’ (https://jefferson.shinyapps.io/photor2 ... ) implements the methods of the paper and provides summary outputs for direct input to CEMP A6b and A9 eforms ... reproductive success is important for seabird conservation and management, but can be logistically challenging ...
Meeting Document : WG-EMM-18/P01 : Autor(es): J.T. Hinke, A. Barbosa, L.M. Emmerson, T. Hart, M.A Juáres, M. Korczak-Abshire, G. Milinevsky, M. Santos, P.N. Trathan, G.M. Watters and C. Southwell
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Models of Antarctic marine ecosystems in support of CCAMLR and IWC: background
CCAMLR-IWC Workshop to review input data for Antarctic marine ecosystem models. It summarises background ... organisations. It also provides an outline of the nature of modelling for these purposes and the general issues ... is currently in draft form open to comment and is being developed to provide an introduction to the ... that need to be considered in parameterising a model, providing input data for those models and for ...
Meeting Document : CCAMLR-IWC-WS-08/03 : Autor(es): Constable, A.
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Distribution and some biological features of icefish (Champsocephalus gunnari) at different life cycle stages in the South Georgia subarea
Abstract: The results of icefish ecology were summarized for the period of above 20 years of ... after 20 cm length reaching and the bottom one at length above 40 cm. Ch.gunnari undertakes vertical ... for the most time and is fished with midwater trawl. Its diurnal migrations pattern is similar to that ...
Meeting Document : WG-FSA-99/65 : Autor(es): Zh.A. Frolkina (Russia)
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Pursuit of polynyas in the Antarctic peninsula area
observations. A typical polynya existed off the tip of the Peninsula in 1987 and 1991. In the such years, sea ... ice cover developed extensively. Inversely, the years of the narrow sea ice cover were 1988, 1989,1990 ... and 1993. In the such years, polynyas did not existed. The typical polynya (nearly 500 x 200 km) in ... 1987 was pursed from beginning on August 1 to end on October 20. The shape of the polynya changed ...
Meeting Document : WG-EMM-97/69 : Autor(es): Kimura, N., Shibazaki, K., Matsumura, S., Naganobu, M., Okada, Y.
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Poor breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season
following first hatch, when the chicks were very small. A total of 802 chicks reached crèche age from 1880 ... adult birds spending longer at sea foraging than in normal years. In most previous seasons birds have ... "good" years. Meal masses brought back to the chicks appeared normal, but feeding frequencies ...
Meeting Document : WG-EMM-99/25 : Autor(es): L. Irvine, J.R. Clarke and K.R. Kerry (Australia)
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Updated stock assessment of Patagonian toothfish (Dissostichus eleginoides) in the vicinity of Kerguelen Islands (division 58.5.1)
Abstract: An updated assessment of the Patagonian toothfish (Dissostichus eleginoides) stocks in ... , commercial catch-at-length, data from the “PoKer” surveys, and the last age readings. Author(s): R. Sinegre ... : Content Approved Delegation responsibility for releasing documents: France ...
Meeting Document : WG-FSA-16/54 : Autor(es): R. Sinegre and G. Duhamel
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
. rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance of ... biomass were computed for eight species: Champsocephalus gunnari, Chaenocephalus aceratus, Chionodraco ... Survey. For most species, the standing stock has decreased slightly, although in most cases the 95 ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Autor(es): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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Comparisons in diet between diurnal and overnight foraging chinstrap penguins at Seal Island
) breeding at Seal Island during chick-brooding period of 1988/89, 1989/90, 1993/94 and 1994/59 were analyzed ... values of the estimated diet mass were 4085 kJ for diurnal foragers and 4809 kJ for overnight foragers ... , which were comparable with daily average energy requirements calculated for a diurnal forager (4853 kJ ... ) and an overnight forager (5732 kJ) based on available input parameters. A comparison of krill in the ...
Meeting Document : WG-EMM-96/55 : Autor(es): Hayashi, T., Ichii, T., Cameron, M.F., Miura, A., Jansen, J.K., Bengtson, J.L., Boveng, P.
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Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data
eddy activity) covering 2011-2018, we developed the particle tracking model to investigate egg and ... advected to the nursery areas in about 3 months-2 years by different local oceanic dynamics. Author(s): M ... responsibility for releasing documents: Japan ... 2-year simulation. From the result of the BB region, while strong self retention on the BB was ...
Meeting Document : WG-FSA-2019/63 : Autor(es): M. Mori, K. Mizobata, T. Okuda and T. Ichii
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Reports on abundance and biological information on toothfish in Divisions 58.4.4 a and 58.4.4b by the Shinsei Maru No. 3 in the 2009/10 season
longline vessel, Shinsei Maru No. 3, from April 30 to June 20. The survey was undertaken according to the ... Abstract: A survey was conducted in order to collect information for the stock status and various ... the total samples in SSRUs. Mean CPUEs of D. eleginoides for 71 hauls where only Trot line system was ... the 2007/08 season. D. eleginoides caught showed a broad polymodal composition for each SSRU, but the ...
Meeting Document : WG-FSA-10/46 : Autor(es): K. Taki, M. Kiyota and T. Ichii (Japan)