Resultados de la búsqueda
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Investigating emigration in stock assessment models of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H
significant amount of immigration each year to explain the remaining data. Models that include more than one ... from 1 year at liberty; (ii) SSRU 88.2H using tag recaptures from 3 years at liberty; (iii) SSRUs 88.2C ... of a cohort of tagged fish with few being recaptured after more than 3 years at liberty, a steepening ... 88.2C-H using tag recaptures from 3 years at liberty, but excluding tags from the south. For each model ...
Meeting Document : WG-FSA-14/56 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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CEAMARC, the Collaborative East Antarctic Marine Census for the Census of Antarctic Marine Life (IPY # 53): An overview
30 countries and 19 vessels. The Collaborative East Antarctic Marine Census (CEAMARC) was a ... Australia, Japan and France surveying the one area. This collaboration was a highly coordinated and ... changes in this region. Author(s): G. Hosie, P. Koubbi, M. Riddle, C. Ozouf-Costaz, M. Moteki, M. Fukuchi ...
Meeting Document : WS-MPA-11/P01 : Autor(es): G. Hosie, P. Koubbi, M. Riddle, C. Ozouf-Costaz, M. Moteki, M. Fukuchi, N. Ameziane, T. Ishimaru, A. Goffart
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Mitigation trials to reduce seabird mortality in pelagic trawl fisheries (Subarea 48.3)
Author(s): B.J. Sullivan, G.M. Liddle and G.M. Munro (United Kingdom) Title: Mitigation trials ...
Meeting Document : WG-FSA-04/80 : Autor(es): B.J. Sullivan, G.M. Liddle and G.M. Munro (United Kingdom)
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Setting a minimum line length for line sink rate testing: a review of existing data and some preliminary proposals for CCAMLR consideration in revising Conservation Measure 24-02 (2004)
revising Conservation Measure 24-02 (2004) are proposed. Author(s): N. Smith (New Zealand) Title: Setting ...
Meeting Document : WG-FSA-05/80 : Autor(es): N. Smith (New Zealand)
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Demography of Antarctic krill in the Lazarev Sea (Subarea 48.6) in the 2005/06 season
for the Lazarev Sea. Recruitment indices were calculated for one-year-old (R1) and two-year-old krill ... maturity stages in the early phase of the spawning season. Author(s): V. Siegel (Germany) Title ... were observed in the catches. Spatial distribution of krill density and size/age classes is discussed ...
Meeting Document : WG-EMM-06/10 : Autor(es): V. Siegel (Germany)
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Estimating krill recruitment and its variabiliity
Southern Ocean give a mean recruitment rate for one year old krill of 0.339 with a standard deviation of ... 0.100. The corresponding results for two year old krill from 9 surveys are 0.552 and standard deviation ... 0.074. A number of the assumptions needed for reliable results are discussed. Author(s): W. de la Mare ...
Meeting Document : WG-KRILL-93/12 : Autor(es): W. de la Mare (Australia)
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A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN THE SOUTH SHETLAND ISLANDS, THROUGH 2011
based data show that 2011 was a year of good recruitment, following two years of low recruitment. Krill ... -based estimates of krill density and recruitment are recalculated for the years 1996 through 2011 ... most rapid climate change as well as population declines of major land-based predators. Author(s): A ...
Meeting Document : WG-EMM-11/26 : Autor(es): A. Cossio, C. Reiss and R. Driscoll (USA)
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An analysis of early change in the blubber thickness of minke whales as an indicator of krill availability
for seven years for increment between December and February with a fair agreement between the sexes ... . Comparison based on the difference between the thickness in December in successive years was proved valid, by ... which index of krill availability were also esitmated. These two series of estimates of indices were ... that this parameter is useful to monitor krill availability in the wider geographical range. Author(s ...
Meeting Document : WG-CEMP-87/18 : Autor(es): Y. Shimadzu (USA)
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Performance of an acoustic sonde design
is widely recognized. At a U.S. GLOBEC workshop in 1991, one of the considered problems was measuring ... heat generation in ceramic elements, isotropic ambient noise, and detection threshold of 20 dB. Target ... a volumetric distribution of scatterers is similarly treated. Author(s): Foote, K.G. Title ...
Meeting Document : WG-EMM-95/09 : Autor(es): Foote, K.G.
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Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
found in 20 trawl catches. Among by-catch fishes, juvenile Lepidonotothen larseni was the most abundant ... Champsocephalus gunnari ranging 80.5 to 88.3mm of SL and one adult specimen of Electrona antarctica (72.1mm of SL ... ) in comparison with some data reported previously. Author(s): T. Iwami (Japan) Title: Fishes caught ...
Meeting Document : WG-KRILL-93/51 : Autor(es): T. Iwami (Japan)