Результаты поиска
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Echo integration in low signal to noise regimes: methods of noise estimation and removal
contribution to the above-threshold-signal cannot later be removed in post processing. The only solution is to ... dynamic method to determine background noise for individual integration intervals was found to be better ... requires that logged data have high resolution in both depth and distance. It can be applied so long as ...
Meeting Document : WG-EMM-97/74 : Автор(ы): Higginbottom, I., Pauly, T.
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Towards a new method for age determination in Antarctic krill, and evidence that krill shrink under natural conditions
individuals may be shrinking in the field during winter. If krill shrink during the winter, conclusions ... reached by length-frequency analysis may be unreliable. In this study, the correlation between the body ... be a more reliable indicator of age than body-length alone. The ratio of crystalline cone number to ...
Meeting Document : WG-Krill-94/17 : Автор(ы): W. de la Mare (Australia)
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Acoustic data analysis and models of krill spatial distribution
. The computed frequency distribution of krill biomass is bimodal and appears to be the mixture of two ... . These results of data analysis suggest that krill patch size or rather a basic swarm size should be ... should be the manifestation of the balance between the dispersion of the basic swarm units and long-range ...
Meeting Document : SC-CAMLR-VII/BG/25 : Автор(ы): United States of America
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2013/14
subareas, where stock assessment should be carried out. In spite of hard ice conditions during most of the ... be found in geographical location, bathymetric profile and current system, highlight the Weddell Sea ... . Detailed plan of fishing operations, collecting and analysis of data will be provided for the Scientific ...
Meeting Document : WG-FSA-13/09 : Автор(ы): A.F. Petrov, I.I. Gordeev and K.V. Shust (Russia)
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Spanish research proposal for the 2016/17 season in Division 58.4.1
, results have to be analyzed in the coming months but some doubt about the reliability of data could be ... areas. Together this analysis and considering that a single member proposal could not be enough to ...
Meeting Document : WG-SAM-16/10 : Автор(ы): Delegation of Spain
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Introducing Casal2 for toothfish stock assessments
constructed. Casal2 models can be used for a single population with a single anthropogenic event (i.e., a ... on their stock assessments and / or on simulation data. Any issues should be registered through the ... github website. We also suggest that one or multiple assessments of toothfish be included in the Casal2 ...
Meeting Document : WG-SAM-18/14 : Автор(ы): S. Mormede
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Guidelines for fisheries-directed research addressing the Ross Sea region Marine Protected Area Research and Monitoring Plan
Members. Some of the research required will necessarily be implemented through CCAMLR approved fisheries ... and sequence necessary research will be required so that reviews of progress in research and ... monitoring to evaluate the objectives of the MPA can be best informed. We review priority research topics ...
Meeting Document : WG-SAM-18/21 : Автор(ы): S. Parker and A. Dunn
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Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica
demonstrate that the biomass of benthos that could be disturbed by commercial bottom trawling could be high in ... in areas in which commercial bottom trawling may occur so that measures can be taken to ensure the ... benthos that could be disturbed by commercial bottom trawling could be high in Prydz Bay. Also, the ... commercial bottom trawling may occur so that measures can be taken to ensure the integrity of these ... and the other bottom gear but not caught in the net could not be detected with this method. Thus, the ... ratios presented in Table 3 are likely to be underestimates of the mass of benthos disturbed per unit ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Автор(ы): Constable, A.J.
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Patterns of change in Antarctica
Abstract: Hard copies of the infographic will be circulated at CCAMLR-XXXIV. Author(s ... ): Delegation of the United Kingdom (Hard copies of the infographic will be circulated at CCAMLR-XXXIV) Title ...
Meeting Document : CCAMLR-XXXIV/BG/01 : Автор(ы): Delegation of the United Kingdom (Hard copies of the infographic will be circulated at CCAMLR-XXXIV)
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RESOURCES EVALUATION OF ANTARCTIC KRILL EUPHAUSIA SUPERBA DANA USING AREAL TRAWLING AND HYDRO-ACOUSTIC DATA
population density of krill should be defined by reliability and admissible error of estimated resource ... . Traditional concepts of observation system concerning the resources of krill should be further developed with ... evaluation criteria for parameter evaluations of statistical distributions should be proposed to the ... . Population density values for krill should be calculated using Aitchison delta distribution. Primary ...
Meeting Document : WG-SAM-08/P01 : Автор(ы): L.A. Kovalchuk (Ukraine)
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