Resultados de la búsqueda
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Diurnal variations in biological characteristics of krill, Euphausia superba Dana, to the west of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by a biologist-observer
, to the west of the South Orkney Islands, 24 March to 18 June 1990- based on data reported by a ... composition data obtained from standard surveys (only one sample of krill per station) is discussed. A gradual ... inexistantes. Les auteurs examinent l'importance de ces observations par rapport aux donnees sur la ... 1990 - BASED ON DATA REPORTED BY A BIOLOGIST -OBSERVER A.V. Vagin, R.R. Makarov andL.L. Menshenina ... significance of these observations in relation to krill size composition data obtained from standard surveys ... krill by commercial fisheries. Resume Des etudes des variations diurnes de la composition en tailles ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 201–222 : Autor(es): Vagin, A.V., R.R. Makarov and L.L. Menshenina
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Alternative method of the age composition assessment on the basis of surveys length data using mixture distributions
casts doubt on the correctness of the first method application and therefore also of the method by de la ... comparison of this method and the method by de la Mare for length series, estimated with Aitchison’s method ... surveys data. To estimate the standard error of the mixture distribution parameters, the “jackknifing ... age composition assessment on the basis of surveys length data using mixture distributions Approval ...
Meeting Document : WG-FSA-05/78 : Autor(es): P. Gasyukov (Russia)
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Using tag-recapture data to estimate catchability of a series of random stratified trawl surveys
): W. de la Mare, P. Ziegler and D. Welsford (Australia) Title: Using tag-recapture data to estimate ... estimates calculated from the tag-recaptures data on the main trawl ground. Here, we use simulations to ... fishing selectivity cannot be corrected for given the available data. In the absence of an unbiased ...
Meeting Document : WG-SAM-15/34 : Autor(es): W. de la Mare, P. Ziegler and D. Welsford (Australia)
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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
Abstract: A potential method is presented for combining data collected as part of the CCAMLR ... robustness of the indices to missing data and the degree of correlation between parameters. These trials show ... few anomalous values have appeared in the data. An alternative procedure, using estimates of the mean ... of CEMP indices for application in CCAMLR. Author(s): W. de la Mare and A. Constable (Australia ...
Meeting Document : WG-EMM-00/14 Rev. 1 : Autor(es): W. de la Mare and A. Constable (Australia)
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How similar are CEMP indices from adjacent locations? A case of study using Pygoscelis adeliae and P. papua monitoring data from three breeding colonies on King George Island
Monitoring Program (CEMP) site? Answering this question is key to understanding how CEMP data could be used ... monitoring effort may be useful. Toward this goal, we investigated data sets from two Pygoscelid penguin ... species that are monitored at three sites on King George Island/Isla 25 de Mayo, within 30km of one ... across sites in census data, implying similar information is being collected at all three sites. We also ...
Meeting Document : WG-EMM-14/43 : Autor(es): M.M. Santos (Argentina), M. Korczak-Abshire (Poland), M.A. Juáres (Argentina), W.Z. Trivelpiece and J.T. Hinke (USA)
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A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels
Paper Title: A post-processing method to remove interference noise from acoustic data collected ... data has been recognised as an important way to estimate the distribution and relative abundance of ... Antarctic krill (Euphausia superba), yet the quality and even the utility of the data may be seriously ... relevant virtual variable operators in the existing acoustic data post-processing software. The utility of ... data collected from Antarctic krill fishing vessels X. Wang Ocean University of China Qingdao ... use of fishing-vessel-based acoustic data has been recognised as an important way to estimate the ... utility of the data may be seriously degraded by interference noise due to the lack of synchronisation of ... interference noise was introduced based on relevant virtual variable operators in the existing acoustic data ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Autor(es): Wang, X., J. Zhang and X. Zhao
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A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: A review of data on abundance, trends in abundance, habitat use and diet of ice ... . Collating data from disparate sources, and understanding biases or uncertainties inherent in those data, are ... ; leopard seal, Hydrurga leptonyx; and Weddell seal, Leptonychotes weddellii). Data on populations ... features) and foraging (diet) are summarised, and potential biases and uncertainties inherent in those data ... Science, Vol. 19 (2012): 49–74 49 A REVIEW OF DATA ON ABUNDANCE, TRENDS IN ABUNDANCE, HABITAT USE AND ... of understanding and managing impacts such as exploitation and climate change. Collating data from ... disparate sources, and understanding biases or uncertainties inherent in those data, are important first ... , Hydrurga leptonyx; and Weddell seal, Leptonychotes weddellii). Data on populations (abundance and trends ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 49–74 : Autor(es): Southwell, C., J. Bengtson, M. Bester, A.S. Blix, H. Bornemann, P. Boveng and M. Cameron, J. Forcada, J. Laake, E. Nordøy, J. Plötz, T. Rogers, D. Southwell, D. Steinhage, B.S. Stewart and P. Trathan
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Developing the Secretariat’s data management systems
Description / Abstract: The CCAMLR Secretariat’s data management systems provide the secure ... infrastructure and repository for CCAMLR data which are submitted by CCAMLR Members to support the policy ... development of structural and data elements of the enterprise data model, data warehouse, quality assurance ... , reference data, data extracts and metadata, and the appraisal of candidate systems for automated loading of ... presented for consideration by CCAMLR and may contain unpublished data, analyses, and/or conclusions ... subject to change. Data in this paper shall not be cited or used for purposes other than the work of the ... originators and/or owners of the data. Commission for the Conservation of Antarctic Marine Living Resources ... Commission pour la conservation de la faune et la flore marines de l’Antarctique Комиссия по cохранению ...
Document : Site Section: The Organisation
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Integration of CPUE data into assessments using the Generalised Yield Model
Paper Title: Integration of CPUE data into assessments using the Generalised Yield Model Abstract ... assessments. The use of the method is illustrated using data for Patagonian toothfish (Dissostichus ... CPUE DATA INTO ASSESSMENTS USING THE GENERALISED YIELD MODEL G.P. Kirkwood Renewable Resources ... GYM assessments. The use o f the method is illustrated using data for Patagonian toothfish ... computer program implementing the GYM assessments. Ces trois dernisres annees, le groupe de travail de ... la CCAMLR charge de 116valuation des stocks de poissons (WG-FSA) a accord6 une haute priorit6 ?I la ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 65–74 : Autor(es): Kirkwood, G.P. and A.J. Constable
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Status of the Polish FIBEX acoustic data from the West Atlantic
Paper Title: Status of the Polish FIBEX acoustic data from the West Atlantic Abstract ... / Description: Acoustic data from the Polish FIBEX survey in the West Atlantic were analysed using recent ... STATUS OF THE POLISH FIBEX ACOUSTIC DATA FROM THE WEST ATLANTIC P.N. Trathan British Antarctic Survey ... , Madingley Road Cambridge CB3 OET, United Kingdom Abstract Acoustic data from the Polish FIBEX survey in ... for the area and shown to be important. Analyse des donnkes acoustiques de la campagne d'evaluation ... FIBEX men6e par la Pologne dans l'ouest de l'ockan Atlantique, par les estimations de la reponse ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Autor(es): Trathan, P.N., J. Kalinowski and I. Everson