Résultats de la recherche

1. Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)

   abundances, on Shell Bank over recent years. Due to their low abundance observed in the current year, no ... Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for annual F 5.0 ... m ) 10 20 30 40 50 1996/971997/981998/99 1999/00 2000/01 2001/022002/032003/042004/052005 ... dependent on the time of year in which the fishery was prosecuted and the potential density-dependent ...

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2. WG-CEMP-90

   . Vergani (Argentina) WG-CEMP-90/09 Optimization of the sampling design in the detection of interannual ... variability and prey size selectivity in the diet of penguins E. Marschoff and B. Gonzalez (Argentina) WG-CEMP ... production, krill distribution and predator foraging in the vicinity of Elephant Island during the 1989-90 ... /13 Is chick fledging weight a good index of food availability in seabird populations? T.D. Williams ...

   Meeting

3. Biomass/CCAMLR krill review

   survey of 1981. General problems in assessing krill acoustically and by other direct methods are ... recent progress in estimating krill production through studies of age and growth, energy budgets for ... attention is given to the phenomenon of aggregation in krill. Physical and biological characteristics of ... models appears to be through intensive studies in a number of relatively small, preferably biologically ...

   Meeting Document : SC-CAMLR-VII/BG/39 : Auteur(s): D.G.M. Miller and I. Hampton (South Africa)

4. Dynamics of Notothenia rossii rossii size-age structure on the Kerguelen Islands shelf

   used to characterise the age composition. It was determined that in the initial years of exploitation ... catches and in some years (1981-1985) fisheries were based practically on recruitment. After the closure ... . In May-June 1991 the mean length was 59.2 cm, mean age was 7.4 years; some 70% of catch consisted of ... that observed in the initial years of exploitation and further closure of marbled rockcod specialised ...

   Meeting Document : WG-FSA-94/04 : Auteur(s): P.B. Tankevich (Ukraine)

5. Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)

   Year prior to projection 2009*** Reference start date in year 1 Dec Increments in year 365 Years ... area; (iii) the modal lengths will be dependent on the time of year in which the fishery was ... . Weighted Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1996/971997/981998 ... observed in the current year, no assessment has been conducted for the Shell Bank stock since the 2007/08 ...

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6. Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)

   1 Dec Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for ... . Weighted Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1996/97 1997/98 1998 ... area; (iii) the modal lengths will be dependent on the time of year in which the fishery was ... observed in the current year, no assessment has been conducted for the Shell Bank stock for the 2007/08 ...

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7. Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)

   penguins (WG-FSA- 08/30). Icefish may also be consumed by juvenile toothfish in years of high icefish ... Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1986/87 1987/88 1988/90 1989/90 ... survey significantly underestimates C. gunnari biomass (see WG-FSA-SAM-04/20). Trawl surveys 6. In ... Parameter Value Future projections Tolerance for finding F in each year 1E-08 Tolerance for resolving ...

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8. Volume 15: CCAMLR. 2003. Statistical Bulletin, Vol. 15 (1993–2002). CCAMLR, Hobart, Australia.

   annual period used in the Statistical Bulletin was changed from 'split-year' (July to June of the ... following year) to 'CCAMLR season' (December to November of the following year). In a consequential change ... . *** In 2003 (Volume 15), the annual period used in the Statistical Bulletin was changed from 'split- year ... ). Figures in Section D cover a 5-year period ending in November 2002. Note that some tables include ...

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9. Investigation of the sensitivity of the Ross Sea toothfish assessment to withholding subsets of the available data

   assessments, when each extra year of withheld data represented a large contribution to the model. In later ... example even when the number of tag recaptures in the most recent year was doubled or halved, the ... time as more years’ data becomes available. The 2009 stock assessment of Antarctic toothfish in the ... estimated by the models arising from withholding data was found to be highest in the earlier years of stock ...

   Meeting Document : WG-SAM-11/17 : Auteur(s): S. Mormede (New Zealand)

10. Fishery Report 2013: Champsocephalus gunnari Heard Island (Division 58.5.2)

    Dec Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for ... . Throughout this report the CCAMLR fishing season is represented by the year in which that season ended, e.g ... surveys with the number of hauls (N) and the number of fish measured (n) in each year at the top of each ... stations in Plateau West, 18 stations in Gunnari Ridge and 30 stations in Plateau Southeast. Parameter ...

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