Resultados de la búsqueda
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Status of the FIBEX acoustic data from the west Atlantic
collected at 50kHz (Walther Herwig survey) with data collected at 120 kHz (all other vessels), it is ... Siedlecki survey do not provide estimates that are consistent with the other surveys. The authors can find ...
Meeting Document : WG-KRILL-93/31 : Autor(es): P.N. Trathan and I. Everson (United Kingdom)
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A method for preparing large numbers of otolith sections for viewing by scanning electron microscope
(SEM). Compared with previous SEM techniques, which normally prepare otoliths individually for viewing ... , this allowed larger sample sizes to be examined. Compared with similar light microscope techniques ...
Meeting Document : WG-FSA-93/07 : Autor(es): J.R. Ashford, K. Robinson and M.G. White (United Kingdom)
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Potential impacts of climate change on the Southern Ocean ecosystem
with severe and permanant collapse. Pivotal to this process is a diminution of the important (but ... before irreversible harm is done to the Antarctic environment and ecosystems, with their global ...
Meeting Document : CCAMLR-VIII/BG/21 : Autor(es): R.G. Chittleborough (Australia)
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Conversion Factors used for Patagonian toothfish in Division 58.5.1. and Subarea 58.6
emphasise the need to calculate CF with a sub-sample of the catch that is representative of the total catch ... measurement in relation with the accuracy of weight estimated at sea. Author(s): N. Gasco (France) Title ...
Meeting Document : WG-FSA-15/77 : Autor(es): N. Gasco (France)
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The preliminary report on the survey in Subarea 48.2 in 2016 (the second year of the planned 3-year-old investigations)
48.2 on board the Ukrainian vessel SIMEIZ were conducted in accordance with the recommendations of the ... Scientific Committee and Commission. The second year survey design was amended in comparison with the one of ...
Meeting Document : WG-SAM-16/22 : Autor(es): L. Pshenichnov, S. Ajiumerov and D. Marichev
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Introducción al cuestionario de la Segunda Evaluación del Funcionamiento
cooperating with CCAMLR through the Catch Documentation Scheme for Dissostichus spp. (CDS) are invited to ... to Government departments, agencies, organisations or other groups with an active interest in CCAMLR ...
Page : Site Section: The Organisation
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Proposal for a multi-national research effort to quantify krill flux into, out of, and within the Bransfield Strait using a Super SWeet ARray of Moorings (SuperSWARM)
Abstract: We invite Members to collaborate with the U.S. AMLR Program to conduct a multi-national ... Astrolabe Island. We propose to conduct this study with 20+ acoustically instrumented moorings ...
Meeting Document : SC-CAMLR-38/BG/19 : Autor(es): G. Watters, C. Reiss, G. Cutter, J. Hinke and D. Krause
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Detection and quantitative estimation of krill concentrations by hydroacoustic instruments
in areas surveyed. The task of detecting surface concentrations of krill can be solved with the help ... FIBEX program. It was shown that the hydroacoustic device Simrad SK-120, with TVG switched off, is ... detecting surface concentrations of krill can be solved with the help of towed acoustic antennae. The ... shown that the hydroacoustic device Simrad SK-120, with TVG switched off, is capable of registering ... eddies, with certain oxygen, silicon, phosphorus concentrations and other hydrological conditions. Such ... . With the onset of darkness, the groups and aggregations usually come closer to the surface and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Autor(es): Yudanov, K.I.
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Estimating krill recruitment and its variability
and above) of 0.339 with a standard deviation (SD) of 0.100. The corresponding result for recruitment ... nine surveys is 0.552 with a standard deviation of 0.074. A number of the assumptions needed for ... number of krill aged one year to the number of krill aged one year and above) of 0.339 with a standard ... two-year-old krill to the number aged two and above) from nine surveys is 0.552 with a standard ... . The problem with krill is that there is no reliable method of direct age determination. One indirect ... with the length frequency distributions of each age class. It is clear that there is little prospect ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Autor(es): de la Mare, W.K
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Fish and invertebrate by-catch from Australian fisheries for D. eleginoides and C. gunnari in Division 58.5.2
with distances travelled ranging between 1 and 7 nautical miles. The time at liberty varied between 208 ... and 823 days, with most skates at liberty for approximately one year. Estimates of growth were very ... low, with average increments of 12 mm per year in total length, 17 mm per year in disk width and 0.1 ...
Meeting Document : WG-FSA-03/73 : Autor(es): E.M. van Wijk and R. Williams (Australia)