Résultats de la recherche
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Research and monitoring to support an MPA in the Ross Sea Region
provide an improved plan that both usefully supports an MPA in the RSR and indicates a way forward for ... establishment of an MPA in the RSR will require agreement on alternative boundaries and objectives, and ... Abstract: Conservation Measure 91-04 establishes the requirement for research and monitoring ... should be structured. Here we present a draft plan to support an MPA in the Ross Sea Region (RSR) and ...
Meeting Document : WG-EMM-12/46 : Auteur(s): G.M. Watters and C.S. Reiss (USA)
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Seasonal and inter-annual variability in the distribution of Electrona carlsbergi in the southern Polar Front area (the area to the north of South Georgia is used as an example)
the southern Polar Front area (the area to the north of South Georgia is used as an example) Abstract ... concentrations throughout the year. Results of surveys showed that the distribution and behaviour of E ... months were noted as transitional for parameters of vertical distribution and density of fish ... year is related to parameters of spatial and vertical distribution of fish. Interannual variability of ... in this area on board RV Vozrozhdenie. They worked for almost two years from October 1987 to June ... SOUTH GEORGIA IS USED AS AN EXAMPLE) A.N. Kozlov, K.V. Shust and A.V. Zemsky* Abstract From 1987 ... concentrations throughout the year. Results of surveys showed that the distribution and behaviour of E ... and autumn months were noted as transitional for parameters of vertical distribution and density of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Auteur(s): Kozlov, A.N., K.V. Shust and A.V. Zemsky
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Towards an ecological risk assessment of krill fishing in East Antarctica (CCAMLR Divisions 58.4.1 and 58.4.2)
of krill catch and effort. We have pulled together an initial collection of existing krill predator ... distribution models and have produced new preliminary models for krill and various predator species. We request ... to allow the completion of a first risk assessment for the krill fishery in this region in the near ... Title: Towards an ecological risk assessment of krill fishing in East Antarctica (CCAMLR Divisions ...
Meeting Document : WG-EMM-17/20 : Auteur(s): N. Kelly, M. Cox, L. Emmerson, S. Kawaguchi, B. Raymond, C. Southwell and D. Welsford
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Ross Sea Bioregionalisation, Part II: Patterns of co-occurrence of mesopredators in an intact polar ocean ecosystem
mesopredators in an intact polar ocean ecosystem Approval: Approved ... because of their rarity and, therefore, lack of adequate sighting data on which to generate spatial models ... ). Data on depth of diving and diet were taken from the literature. Three patterns of horizontal spatial ...
Meeting Document : WG-EMM-10/12 : Auteur(s): G. Ballard, D. Jongsomjit and D.G. Ainley (USA)
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Developments towards an investigation of potential bias from the analysis of tag–release and recapture data in Ross Sea Antarctic toothfish abundance estimates
the current tagrecapture programme for Antarctic toothfish in the Ross Sea. We present an initial ... Abstract: This report outlines developments towards evaluating bias in abundance estimates for ... population abundance. Author(s): A. Dunn (New Zealand) Title: Developments towards an investigation of ... approach that uses the current data on catch (C2 data), tag-recovery effort and tag-release data from Dunn ...
Meeting Document : WG-FSA-SAM-06/10 : Auteur(s): A. Dunn (New Zealand)
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An analysis of within-season recaptures of tagged toothfish
recapture locations for these fish was similar to that of all recaptured fish. The relative frequency of ... isolated, seamount in Subarea 88.2. Author(s): Secretariat Title: An analysis of within-season recaptures ... Abstract: In response to a request from WG-SAM, the secretariat inspected the available data on ...
Meeting Document : WG-FSA-13/01 : Auteur(s): Secretariat
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An evaluation of the performance of the CCAMLR mackerel icefish (Champsocephalus gunnari) harvest control rule as applied within CCAMLR Subarea 48.3
having an almost negligible impact on the stock. Author(s): C. Darby, T. Earl and H. Peat (United ... harvest control rule for the mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 are described. The ... Kingdom) Title: An evaluation of the performance of the CCAMLR mackerel icefish (Champsocephalus gunnari ...
Meeting Document : WG-SAM-13/31 Rev. 1 : Auteur(s): C. Darby, T. Earl and H. Peat (United Kingdom)
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Problems in estimating population length at age from commercial catches, the Patagonian toothfish as an example
and may be seriously biased. Through the use of a model, and using the Patagonian toothfish as an ... population length at age from commercial catches, the Patagonian toothfish as an example Approval: Approved ... Abstract: Age based fishery population models require information on size at age of the fished ...
Meeting Document : WG-FSA-01/17 : Auteur(s): I. Everson (United Kingdom)
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An examination of latitudinal variation in the growth rates of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
collected between 67 and 74° S, an investigation to test for latitudinal differences in growth rates was ... latitudinal differences in growth rates for relatively sedentary fish are likely to be blurred by migration ... between latitudes. Author(s): P.L. Horn (New Zealand) Title: An examination of latitudinal variation in ... . mawsoni between 62.5° and 75° S. However, fish between the ages of 6 and 15 years in the southernmost zone ...
Meeting Document : WG-FSA-03/30 : Auteur(s): P.L. Horn (New Zealand)
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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
Abstract: This paper outlines the theory and procedures for calibrating an echo integration ... acoustic system with a standard sphere. It presents the results of an extensive calibration of a Simrad ... biomass estimation. Author(s): D.A. Demer and R.P. Hewitt (USA) Title: Calibration of an acoustic echo ... follows concerning the ramifications of calibration errors and variability on the accuracy of acoustic ...
Meeting Document : WG-KRILL-92/17 : Auteur(s): D.A. Demer and R.P. Hewitt (USA)