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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Analysis of seamount-specific catch and tagging data in the Amundsen Sea, SSRU 88.2H
-2 years before fish depart from these seamounts, presumably back to the slope SSRUs. Therefore, it ... liberty for less than 2 years, and that data from the Amundsen Sea slope SSRUs (88.2C–G) are included in ... recapture probability among seamounts was found. Single-season tag recapture rates exceeding 20% on some ... estimates when based on adequate sample sizes for this seamount fishery. Author(s): S.J. Parker (New ...
Meeting Document : WG-SAM-14/27 : Autor(es): S.J. Parker (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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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005
using the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the ... years old during the coming season. This would result in an estimated yield of 1,210 tonnes, which is ... less than that predicted for the coming season in the 2004 assessment by WG-FSA. Author(s): A.J ...
Meeting Document : WG-FSA-05/39 : Autor(es): A.J. Constable, T. Lamb and R. Williams (Australia)