Search results
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
Abstract: CCAMLR Conservation Measure 32/X sets a 1.5 million metric ton precautionary catch ... alternative. The probability of adverse impact on dependent species is minimized when a high amount of ... tradeoff to be important: choosing a biologically explicit alternative and delaying implementation, or ... choosing a biologically unrealistic alternative and implementing a management scheme immediately. We ...
Meeting Document : WG-KRILL-92/16 : Author(s): G. Watters and R.P. Hewitt (USA)
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Network characterisation of the food-web of the Ross Sea, Antarctica
Abstract: A balanced ecosystem model is used to explore the system-level characteristics of the ... , i.e. the whole Ross Sea shelf and slope area, averaged over a typical year, and in 35 trophic groups ... not resolved by this analysis. The Ross Sea food-web is a partially inverted biomass pyramid with a ... pronounced peak in biomass in the lower-middle part of the food-web, a result of high biomass of ...
Meeting Document : WG-EMM-12/53 : Author(s): M.H. Pinkerton and J.M. Bradford-Grieve (New Zealand)
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Information on the spawning season and gonadosomatic indices of Dissostichus mawsoni from Subarea 88.1 in the 2001/02 season
season was identified as late autumn (May). A significant difference in the condition of fish between ... summer and autumn was noted, and this may be a result of migration f or spawning. The maximum GSI ... recorded for females was 26% with a 7.5 kg ovary. The maximum GSI was 43% for a stage 3 male weighing 20 kg ...
Meeting Document : WG-FSA-02/31 : Author(s): G.J. Patchell (New Zealand)
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REPORT ON AUSTRALIAN VMS TRIAL IN THE CCAMLR AREA
individual fishers are detailed, together with the operational costs of VMS equipment. A range of conclusions ... are drawn from the trial; notably that VMS is a cost effective measure for a flag State to monitor ... fishing activities of its vessels and that VMS offers a range of capabilities that cannot be readily ...
Meeting Document : CCAMLR-XVI/BG/7 : Author(s): Delegation of Australia
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The Southern Ocean Observing System (SOOS): an update
). CCAMLR are invited to appoint an ex-officio representative to the SOOS Steering Committee. A SOOS Initial ... , and an Executive Officer, Louise Newman has been appointed. Currently, a website is being developed ... and a Scientific Steering Committee is being selected. Author(s): A joint submission by SCAR and SCOR ...
Meeting Document : CCAMLR-XXX/BG/13 : Author(s): A joint submission by SCAR and SCOR
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Models of Antarctic marine ecosystems in support of CCAMLR and IWC: background
Abstract: Ecosystem models are being developed to explore a range of issues globally. This paper ... to the use of ecosystem models in CCAMLR and the IWC and a history of the developmental work in those ... that need to be considered in parameterising a model, providing input data for those models and for ... CCAMLR and the IWC. Author(s): Constable, A. Title: Models of Antarctic marine ecosystems in support of ...
Meeting Document : CCAMLR-IWC-WS-08/03 : Author(s): Constable, A.
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Incorporating climate change into CCAMLR’s decisionmaking processes
working papers, even though climate change and ocean acidification are relevant to a wide range of policy ... submission of new or revised legislation or regulations when an issue has relevance to a broad spectrum of ... decisions. ASOC therefore recommends that CCAMLR adopt a resolution urging Members to include a climate ...
Meeting Document : CCAMLR-XXXIII/BG/21 : Author(s): Submitted by ASOC
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Subgroup on Assessment Methods: Report to the Working Group on Fish Stock Assessment 2002
have highlighted a need to develop an integrated work plan to develop and validate assessment methods ... assessments undertaken during the time of a single meeting of WG-FSA. Issues related to the current procedures ... incorporating into assessments 2. a draft plan for assessments at WG-FSA this year, including reporting and ... archiving. 3. a proposed workplan for the future, including a timetable for work in the 2003 intersessional ...
Meeting Document : WG-FSA-02/80 : Author(s): A.J. Constable (Subgroup Coordinator)
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Effect of orientation on broadband acoustic scattering of Antarctic krill Euphausia superba: implications for inverting zooplankton spectral acoustic signatures for angle of orientation
orientation on echo spectral structure. A novel video analysis technique, applied to extract krill angle of ... echo spectra had a more erratic structure, with several closely spaced nulls of variable depth. The ... very similar to theoretically predicted patterns based on a distorted wave Born approximation (DWBA ... acoustic returns for angle of orientation by applying a newly developed Co variance Mean Variance ...
Meeting Document : WG-EMM-99/41 : Author(s): L.V. Martin Traykovski (USA), R.L. O’Driscoll (New Zealand) and D.E. McGehee (USA)
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BEACH DEBRIS SURVEY – MAIN BAY, BIRD ISLAND, SOUTH GEORGIA 2006/2007
Island, South Georgia (covering the period 1 October 2006 to 30 September 2007) a total of 365 items were ... collected. This represents a reduction by 33% on the 544 items recorded in 2005/06 and a decrease in mass of ... clearly identified as being the end of a multifilament line where a hook would have been attached. Five ...
Meeting Document : WG-FSA-08/24 : Author(s): F. Le Bouard (UK)