Résultats de la recherche
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GROUNDFISH SURVEY IN CCAMLR SUB-AREA 48.3 IN APRIL 2008 WITH PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH
the 1+ fish produced yield of 3445 tonnes in Year 1 (2008/09) and 2318 tonnes in Year 2 (2009/10). In ... tonnes in Years 1 & 2 respectively. The Patagonian toothfish population was dominated by the same ...
Meeting Document : WG-FSA-08/28 : Auteur(s): M.A. Collins, R.E. Mitchell, C.E. Main, J. Lawson, J. Watts, J. Slakowski, L. Featherstone and O. Rzewuski (UK)
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
the lowest within a 28 year period of investigation. Variation in food composition between sampling ... energy content appears to be the prefered diet. In years of krill shortage, such as in 1991, krill is ...
Meeting Document : WG-FSA-93/24 : Auteur(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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New Zealand Antarctic research programme
size over the last 10 years. Possible reasons for this, and for annual fluctuations in numbers breeding ...
Meeting Document : WG-CEMP-92/24 : Auteur(s): P.R. Wilson (New Zealand)
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Notothenia (p.) gibberifrons Stock Status and TAC Estimation in the Area of Shag Rocks (Subarea 48.3)
the mean value of fishing mortality for the main commercially taken age groups (2- 4 years); b ...
Meeting Document : WG-FSA-88/33 : Auteur(s): R. Borodin and K. Shust (USSR)
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
were obtained using proportions-at-length and fishery and year specific age length keys (ALKs) for ... programmed in R, based on alternative ordinary differential equations (ODE) for within-year population ... the model was or was not conditioned on the total numbers caught in each year. Author(s): S. Candy, D ... years 1998 to 2008. A large proportion of the recaptures of fish released in this fishery were aged and ...
Meeting Document : WG-FSA-10/41 : Auteur(s): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)
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An integrated assessment model for Antarctic krill: progress update
for most combinations of samples grouped by year, area, and leg was somewhat lower when it was ... model estimates of total population abundance for most years and areas when the input data were based on ...
Meeting Document : WG-EMM-12/27 : Auteur(s): D. Kinzey, G. Watters and C. Reiss (USA)
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Research plan for toothfish in Division 58.4.4a & b by Shinsei Maru No. 3 in 2013/14
zero to all observed IUU fishing, and using constant YCS (year class strength) in SSRU C. The ... years in the same locations as in the 2012/13 season, with the same survey design and sample size of a ...
Meeting Document : WG-SAM-13/21 : Auteur(s): Delegation of Japan
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
least 3 years with the same sample size as decided at the last CCAMLR meeting for the current research ...
Meeting Document : WG-FSA-13/40 : Auteur(s): Delegation of Japan
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Updated models of the habitat use of Patagonian toothfish (Dissostichus eleginoides) on the Kerguelen Plateau around Heard Island and the McDonald Islands (Division 58.5.2)
sex composition, when controlling for gear selectivity, year and sex effects. Fish length increased ... stages, up to 2-3 years old, and the implications of sexual and phenotypic variability in growth and ...
Meeting Document : WG-FSA-14/42 : Auteur(s): C. Péron and D.C. Welsford (Australia)
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At-sea distribution and prey selection of Antarctic petrels and commercial fisheries
Antarctic petrels was limited but varied greatly among and within years, and was high in some periods during ...
Meeting Document : WG-EMM-16/P15 : Auteur(s): S. Descamps, A. Tarroux, Y. Cherel, K. Delord, O.R. Godø, A. Kato, B.A. Krafft, S.-H. Lorentsen, Y. Ropert-Coudert, G. Skaret and Ø. Varpe