Résultats de la recherche
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Preliminary reports on abundance and biological information of toothfish in Division 58.4.3b by Shinsei Maru No. 3 in the 2011/12 and proposal of the consecutive survey in the 2012/13
safety of voyage. Shinsei Maru Trot line system with modified configurations was used as fishing gear for ... 16 hauls. Mean CPUE of Dissostichus spp. was 52.2 kg / km (CV = 107 %). This was identical with the ... mean CPUE of 51.8 kg / km in the 2010/11 survey. Total of 51 individuals of toothfish with good ... recaptured. Fish with good physical condition and single-hooked contributed 26-39 % to the total fish caught ...
Meeting Document : WG-SAM-12/15 Rev. 1 : Auteur(s): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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e-sc-xvi-a4-appD.pdf
... within Subarea 48.1, and recommended that extrapolation to regions with no data should be made with ... the fishery] with units of (mass)2. 3.12 The subgroup proposed that a new standardised index be ... analyses of multivariate series with missing values so that such analyses can be performed in the future ... distributions; and (ii) some observations that are ‘anomalies’ from the biological point of view may not be
application/pdf attached to:WG-EMM-Stats-97Meeting Report : WG-EMM-Stats-97
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Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data
Abstract: Using two different surface geostrophic filed data (A-1: without and A-2: with temporal ... significant difference is that some particles reached southern shelf-slope zone (nursery ground) in the ... of the particles were stopped by entering the inner shelf region (nursery ground). We showed that ... particles released from the ridge, rise in oceanic region and some parts in the northern slope can be ...
Meeting Document : WG-FSA-2019/63 : Auteur(s): M. Mori, K. Mizobata, T. Okuda and T. Ichii
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Competition-mediated prey availability drives Adélie penguin (Pygocelis adeliae) chick size, mass and condition at colonies of differing size in the southern Ross Sea
foraging. In addition, we show that in some cases, increased intraspecific competition may be a more ... populations. Body size, mass and condition may be important determinants of an organism’s ability to survive ... periods of low resource availiability or high metabolic demand. Such effects may be particularly ... presence of two giant icebergs from 2001 to 2005 increased sea ice concentrations, reducing adult foraging ...
Meeting Document : WG-EMM-13/31 : Auteur(s): A.L. Whitehead (Australia), P. O’B. Lyver (New Zealand), G. Ballard (USA), K. Barton, B.J. Karl (New Zealand), D.G. Ainley, K. Dugger, S. Jennings (USA), A. Lescroël (France) and P.R. Wilson (New Zealand)
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A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
integration method. This implies that species can be identified indirectly, from visual analysis of echograms ... that organisms must occur in low concentrations and echo level from a single organism must be greater ... -February 2001. The results are compared with those obtained from the standard method. Author(s): M. Azzali ... abundance of the two populations can be estimated by single-frequency acoustics, using the standard echo ...
Meeting Document : WG-EMM-01/63 : Auteur(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
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e-sc-xxxv.pdf
... . It agreed that interaction with the Southern Ocean Observing System (SOOS) would be needed ... that with a staged approach to FBM, effects on cetaceans could be incorporated in the future but that ... calculating local biomass estimates that can be used to set catch limits for toothfish in Subareas 48.6 and ... toothfish habitat that may be more reliably ice free in a given year and would enable the detection of
application/pdf attached to:SC-CAMLR-XXXVMeeting Report : SC-CAMLR-XXXV
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A multivariate approach to examining patterns in research fishing activities using the SSRU 88.2A–B North survey as an example
criteria to assess the likelihood that a vessel is operating as would be expected in normal research ... activities”, further noting that a characterisation of fishing activities was also required in order to ... the time taken to haul a line as a metric, and estimate vessel effects associated with fishing events ... such as research surveys. Results showed that individual vessels exhibited significantly different ...
Meeting Document : WG-FSA-16/46 : Auteur(s): S. Mormede, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø
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e-sc-xxix-a4.pdf
... in WG-SAM-10/9 includes the following changes: (i) a revised map with layers that can be used to ... so that data collected by other Members working in other subareas could be used to expand the scope ... integrated assessment for krill be developed with consideration given to the following issues: (i) it ... assessments; (iii) a provisional observer program that could be used in the interim and to help design the
application/pdf attached to:WG-SAM-10Meeting Report : WG-SAM-10
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A statistical method for analysing the extent of IUU fishing in CCAMLR waters: application to Subarea 48.3
estimate the total number of days of IUU fishing that could occur during each year. For each IUU incident ... occurred. This was the time that elapsed between the FPV cruises that were immediately prior to and ... immediately subsequent to the incident, where these prior and subsequent cruises had not detected that same ... time that the vessel can have been present. 3. This theoretical maximum time was converted to actual ...
Meeting Document : WG-FSA-02/4 : Auteur(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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Informe de la campaña de investigación biológico-pesquera de palangre de fondo en aguas del Atlántico sur-oriental y en los sectores Atlántico e índico de la CCRVMA (Subárea 48.6 y División 58.4.4)
be related to the beginning of migratory movements that make them inaccessible to fishing with bottom ... to increase length with depth seems to be somehow disturbed by inflections or alterations related to ... stratum with highest catch per unit effort was that of 600-800 m though absolute values varied between ... toothfish (D. eleginoides) with 2822 individuals (83.24 %). Macrourus carinatus was the second species in ...
Meeting Document : WG-FSA-98/48 : Auteur(s): L.J. López Abellán y J.F. González Jiménez