Résultats de la recherche
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Krill biomass estimates for South Georgia, December and January 1996/97
eastern and western survey boxes were 36.1 mm and 45.4 mm respectively. These lengths were used to derive ... (18.44) for the eastern and western boxes respectively. These mean density values were similar to those ...
Meeting Document : WG-EMM-97/48 : Auteur(s): Goss, C., Watkins, J.L., Brierley, A.S.
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A preliminary population status model for the Patagonian toothfish, Dissostichus eleginoides, on the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2) using CASAL
. Preliminary results indicate that illegal fishing in the late 1990s and early 2000s lead to a rapid decline in ... substantial decline in catch rates seen in the French EEZ concurrent with illegal activities are poor ... , indicating that the SSB0 and stock status estimates still need to be interpreted with caution. Continuing pre ...
Meeting Document : WG-SAM-11/20 : Auteur(s): S.G. Candy (Australia), A. Relot, G. Duhamel (France), D.C. Welsford, A.J. Constable, T.D. Lamb (Australia), P. Pruvost and N. Gasco (France)
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Krill biomass and distribution in Subarea 48.2 during summer 1996
density in the day-time amounted to 30.4 g/sq.m are comparable with density values, observed in the ... early summer season krill density may be higher. Krill biomass estimate (1.12 ± 0.093 mln.t) in acoustic ... biomass amounted to 2.00 ± 0.573 mln.t with a coefficient of variance 12.5%. Author(s): Kasatkina, S.M ...
Meeting Document : WG-EMM-97/49 : Auteur(s): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
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Results of the first winter longline survey to the northern Ross Sea region to investigate toothfish reproductive life history
aggregate earlier than females and that spawning begins in early July. There were a higher proportion of ... reared for several days in flow through incubators. Egg buoyancy measurements, conducted with fertilised ... eggs in density gradient cylinders, are being analysed and compared with CTD data to indicate the depth ...
Meeting Document : WG-FSA-16/37 : Auteur(s): D. Stevens, D. Di Blasi and S. Parker
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Transparency
6.1.1.1 The RP acknowledged CCAMLR’s efforts to engage with a wide range of Observers and encouraged ... , particularly through the engagement of Observers at its annual meetings. Options to improve transparency with ... consider aligning the Rules of Procedure of the Scientific Committee with those of the Commission with ... discussed. Commission – In progress – early steps 6.1.2 Extent to which CCAMLR decisions, meeting reports ...
Page : Site Section: The Organisation
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An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
though virtually no pre-spawning 2-year-old fish were taken with this gear in 1997, the proportion of ... recent trawl survey gives a biomass estimate of about 50 000 tonnes, with two strong year classes in ... these figures with the growth curve shows that the age at first spawning is three years. WEIGHT ... years from the two abundant cohorts of 1 500 tonnes, comprising 900 tonnes in the first year and 600 ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Auteur(s): de la Mare, W.K., R. Williams and A.J. Constable
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Subgroup on Assessment Methods: Report to the Working Group on Fish Stock Assessment 2002
quality of the assessments. This paper amalgamates the correspondence from during the year and the papers ... incorporating into assessments 2. a draft plan for assessments at WG-FSA this year, including reporting and ... Abstract: Over the last two years, discussions in WG-EMM, WG-FSA and the Scientific Committee ... archiving. 3. a proposed workplan for the future, including a timetable for work in the 2003 intersessional ...
Meeting Document : WG-FSA-02/80 : Auteur(s): A.J. Constable (Subgroup Coordinator)
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IDENTIFYING PATTERNS IN DIET OF MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) AT SOUTH GEORGIA USING BOOTSTRAPPED CONFIDENCE INTERVALS OF A DIETARY INDEX
following year (2005). This may have been a result of mortality of age 2+ and 3+ fish, which were more krill ... significantly between years and age classes but there was little regional difference in diet. In general diet ...
Meeting Document : WG-FSA-08/29 : Auteur(s): C.E. Main, M.A. Collins, R. Mitchell and M. Belchier (UK)
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Proposal for an experimental crab fishery in Subarea 48.3
years/fishing seasons. Phase 1 occurs at the start of the first fishing season and is a "survey ... second fishing season. Phase 3 commences just prior to the close of the second fishing season. In this ...
Meeting Document : WG-FSA-93/22 : Auteur(s): George Watters (USA)
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WG-EMM-97
., Everson, I. WG-EMM-97/22 Catch per unit effort data from the early years of commercial krill fishing ... estimated density of krill from an acoustic survey with that obtained by scientific nets on the same survey ... /52 Variation in echosounder calibration with temperature and some possible implications for acoustic ... Current in the South Atlantic with implications for biological transport Hofmann, E.E., Fach, B ...
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