Search results
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An 8-year cycle in krill biomass density inferred from acoustic surveys conducted in the vicinity of the South Shetland Islands during the austral summers of 1991/1992 through 2001/2002
in biomass density are consistent with apparent changes in reproductive success. A truncated Fourier series ... fit to the biomass density time series is dominated by an 8-year cycle and predicts an increase ... are consistent with apparent changes in reproductive success. A truncated Fourier series fit to the biomass ... density time series is dominated by an 8-year cycle and predicts an increase in krill biomass density ...
Meeting Document : WG-EMM-03/6 : Author(s): R.P. Hewitt, D.A. Demer and J.H. Emery (USA)
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Preliminary report on IWC-SO GLOBEC collaborative research in the western Antarctic Peninsula study area, March–June 2001
Abstract: The first three cruises in the 'year round' Southern Ocean GLOBEC series ... between IWC and SO GLOBEC in 2001. The 2002 series of cruises will further test these and other physical ... The first three cruises in the 'year round' Southern Ocean GLOBEC series for 2001-2002 were ... between IWC and SO GLOBEC in 2001. The 2002 series of cruises will further test these and other physical ...
Meeting Document : SC-CAMLR-XX/BG/29 : Author(s): Observer (IWC)
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Monitoring variability and change in the plankton communities of the Scotia Sea through Continuous Plankton Recorder surveys
has been monitored through conducting a series of Continuous Plankton Recorder (CPR) tows in the South ... the series of tows that have been carried out to date, which comprises more than 2000 samples from 78 ... monitored through conducting a series of Continuous Plankton Recorder (CPR) tows in the South Atlantic Ocean ... ) and the Sir Alister Hardy Foundation for Ocean Science (SAHFOS). This report documents the series of tows ...
Meeting Document : WG-EMM-16/29 : Author(s): G.A. Tarling, M.Z. Wootton, D.G. Johns, T.D. Jonas, E.J. Murphy and P. Ward
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Ocean acidification and the Southern Ocean
on their projected trajectory. Aragonite is a form of calcium carbonate essential to shell forming organisms ... such as the pteropods that form the base of much of the Southern Ocean food chain. Orr et al (2005) predicted that under ... on their projected trajectory. Aragonite is a form of calcium carbonate essential to shell forming organisms ... such as the pteropods that form the base of much of the Southern Ocean food chain. Orr et al (2005) predicted that under ...
Meeting Document : CCAMLR-XXIX/BG/24 : Author(s): ASOC Observer
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Review of the use of survey data and length-at-age models in the assessment of Dissostichus eleginoides in the vicinity of Heard Island and McDonald Islands (Division 58.5.2)
in the surveys. The consequences to the 2005 assessment of yield of toothfish of changing the time series ... to be most sensitive to the estimated recruitment series interacting with the estimate of mortality ... to the 2005 assessment of yield of toothfish of changing the time series of abundance of juvenile fish ... recruitment series interacting with the estimate of mortality and the cohort abundances from CMIX ...
Meeting Document : WG-FSA-06/44 Rev. 1 : Author(s): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES (ICESCAPE): A METHOD FOR ESTIMATING ABUNDANCE AND ITS UNCERTAINTY FROM COUNT DATA USING ADÉLIE PENGUINS AS A CASE STUDY
an adjustment factor based on independently measured time-series of availability throughout a breeding season ... . Such series are typically collected at only a limited number of sites, so a search algorithm is used ... on independently measured time-series of availability throughout a breeding season. Such series are typically ...
Meeting Document : WG-EMM-09/20 : Author(s): J. McKinlay, C. Southwell and R. Trebilco (Australia)
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Modeling the growth dynamics of Antarctic krill
in the current literature. The model was forced with an environmental time series of food (pelagic phytoplankton ... concentration) that was derived from data sets collected west of the Antarctic Peninsula. Three time series were ... . The model was forced with an environmental time series of food (pelagic phytoplankton concentration ... ) that was derived from data sets collected west of the Antarctic Peninsula. Three time series were created ...
Meeting Document : WG-EMM-96/68 : Author(s): Lascara, C.M., Hofmann, E.E.
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Using predators and their prey to characterise the status of the marine ecosystem at South Georgia
of the longest time series of such data yet available, using records that were closely matched with consistent ... may break down as data series change in duration. We note that relationships that describe critical ... of the longest time series of such data yet available, using records that were closely matched with consistent ... may break down as data series change in duration. We note that relationships that describe critical ...
Meeting Document : WG-EMM-16/28 : Author(s): P. Trathan, S. Fielding, S. Hill, M. Belchier and J. Forcada
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The effects of global climate variability in pup production of Antarctic fur seals
autocorrelation created by global climate perturbations; these were identified in time series of monthly averaged ... reductions in Antarctic fur seal pup production over 20 years of study. Simulated environmental time series ... by global climate perturbations; these were identified in time series of monthly averaged sea surface ... seal pup production over 20 years of study. Simulated environmental time series suggested ...
Meeting Document : WG-EMM-06/P2 : Author(s): J. Forcada, P.N. Trathan, K. Reid and E.J. Murphy (United Kingdom)
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Draft report of the Fifth Meeting of the Commission
Abstract: This is available in published form as CCAMLR-V (1986) Title: Draft report ... This is available in published form as CCAMLR-V (1986) ...
Meeting Document : CCAMLR-V/21