Search results
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Fishery Report 2018: Dissostichus eleginoides Kerguelen Islands French EEZ (Division 58.5.1)
that season ended, e.g. 2015 represents the 2014/15 CCAMLR fishing season (from 1 December 2014 to 30 ... 20 2 5 2014 5 2015 9 3 1 2016 12 7 2017 19 1 2018 13 28. Up to the end of July 2018 ...
Document : Site Section: Publications
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Midwater trawl catchability as an aspect of a quantitative assessment of krill biomass conducted using a trawl census survey
it is clear that this type of trawl does not have a rope section and the guaranteed catch zone begins ... pattern in this area is shown in Figure 1. After the survey this area was stratified by specific biomass ... variable which depends on both the behavioural and distributional characteristics of the target species and ... midwater trawls and small research trawls, in this case using an Isaacs-Kidd trawl, demonstrated the ... futility of using the latter for trawl census survey biomass assessments due to their highly variable ... catchability over the survey area and also because the biomass estimates thus obtained were characterised by ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 257–272 : Author(s): Kasatkina, S.M.
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Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.2
that season ended, e.g. 2012 represents the 2011/12 CCAMLR fishing season (from 1 December 2011 to 30 ... applied until the end of 2007. A total of 2 608 D. mawsoni and 36 D. eleginoides have been tagged ...
Document : Site Section: Publications
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Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.1
that season ended, e.g. 2012 represents the 2011/12 CCAMLR fishing season (from 1 December 2011 to 30 ... fish per tonne prior to 2007; a limit of 500 fish tagged per vessel applied until the end of 2010 ...
Document : Site Section: Publications
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Acoustic data analysis and models of krill spatial distribution
: o = 1 03 cm2/sec (appropriate for the basic swarm unit of the order of 10 m in size after Okubo's (1971 ... / Description: Acoustic data obtained on 4-5 January 1987 aboard the R/V Professor Siedlecki were used in three ... (spatial autocorrelation of krill biomass) and the frequency distribution of krill biomass estimate. The ... wavenumber spectrum resembles a white noise at scales of 2-20 km, although at scales smaller than 1 km the ... spectrum appears to lose its power significantly. The semivariance of biomass does not vary significantly ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 311–329 : Author(s): Morin, A., A. Okubo and K. Kawasaki
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Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b
, fishing was not permitted from 16 March 2008 until the end of the notified research survey or 1 June 2008 ...
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Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?
of standard deviation true mean of females true mean of males apparent mean of females after sexing using ... discriminant analysis can be used to determine the sex of individuals, it is only able to correctly sex a ... difference between the real mean characteristic for a sex, and the apparent mean derived by sexing the birds ... using discriminant analysis. When discriminant functions are able to correctly determine the sex of ... birds with greater than 80% success, the difference between the true and apparent mean is likely to be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Author(s): Agnew, D.J.
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean.
in seafloor depth between the start and end- point of the longline set was <200 m. The ratio of hauls ... BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean. Abstract / Description: The distribution, size ... investigated using biological data collected by a Japanese commercial fishing vessel during the austral summer ... shallower banks (<1 000 m), while D. mawsoni was caught on deeper slopes (>1 500 m). Separation of the ... two species by depth may be related to physical intolerance to cooler temperatures because of the lack ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 145–153 : Author(s): Taki, K., M. Kiyota, T. Ichii and T. Iwami
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Dissostichus eleginoides Heard Island (Division 58.5.2)
there was median escapement of 50% of the median pre-exploitation spawning biomass level at the end of the 35-year ...
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Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.2
, and a limit of 500 fish tagged per vessel applied until the end of 2006/07. A total of 1 643 D. mawsoni ...
Document : Site Section: Publications