Resultados de la búsqueda
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Data requirements for research fishing
-by-haul basis using the format used by research vessels (data form C4); and (2) research fishing ... haul-by-haul basis using the formats used during commercial fishing by vessels (data form C2) and ... research fishing being reported on a separate form. Author(s): Secretariat Title: Data requirements for ... Abstract: There are currently two sets of requirements for reporting data from vessels conducting ...
Meeting Document : WG-SAM-12/07 : Autor(es): Secretariat
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Calculation of indices of sea-ice concentration using digital images from the National Snow and Ice Data Centre
Abstract: A method is described for calculating indices of sea ice distribution from digital data ... distributed by the National Snow and Ice Data Centre, Colorado, USA. Data consist of an image of the Antarctic ... , made up of 312x332 pixels, each having a dimension of 25x25km, for every day in the year. Primary data ... from these primary data. The techniques used are validated against alternative known data. Author(s ...
Meeting Document : WG-EMM-95/11 : Autor(es): Agnew, D.J.
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Automated data processing using Echoview
Abstract: Increasing volumes of acoustic data are being collected which necessitates a ... reappraisal of many of the current methods for data processing and analysis. For some acoustic data sets ... manual processing is no longer an option; the large size of the data set is preventing analysis. This ... document provides an overview of an automated procedure for processing acoustic data that is illustrated ...
Meeting Document : SG-ASAM-15/01 : Autor(es): M.J. Cox (Australia), G. Skaret (Norway), L.-M.K. Harrison and R. Harcourt (Australia)
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Acoustic data collection by the krill fishing industry to improve the monitoring of krill abundance
fishing vessel data collection program and provide advice on the timing and frequency for conducting ... acoustic transects; the methods for the data transmission to the Secretariat including the use of ... EchoExplore to provide a meta-data catalogue of the data and whether to have acoustic data transferred to the ... Secretariat as complete (raw) acoustic data files for processing and/or analysis products (e.g. from the ...
Meeting Document : SG-ASAM-2019/01 : Autor(es): K. Reid and J. Arata
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Preliminary assessment models of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
), by including tag-recapture data for 2005–06 from New Zealand vessels. The updated assessment resulted ... model. The inclusion of the 2005 release and the 2006 recapture data had the effect of only slightly ... modifying the estimates from the models, suggesting that the new data had a similar pattern to that of ... previous years. Model sensitivities using tag-recapture data from all vessels, revised biological ...
Meeting Document : WG-FSA-SAM-06/11 : Autor(es): Dunn, A. & Hanchet, S.M.
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Developing a Ross Sea region medium-term data collection plan
Abstract: Data are collected for use in scientific research, the results of which are used to ... inform management decisions made to achieve specific goals. Any data collection plan should be drawn from ... of a specific data collection and research plan for the Subarea 88.1 and 88.2 fisheries (SC ... Ross Sea region fisheries medium term data collection plan. This paper provides context with a brief ...
Meeting Document : WG-FSA-10/32 : Autor(es): S. Mormede and S. Hanchet (New Zealand)
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Assessing the accuracy of penguin breeding abundance estimates at regional scales in Antarctica from existing count data: a review using Adélie penguins as a case study
Abstract: There is a large body of existing count data in the literature for penguins at their ... breeding sites in Antarctica and the sub-Antarctic islands. These data have been summarised into several ... attempt to determine how the accuracy of regional scale abundance estimates derived from these data might ... existing data is developed and the assumptions underlying that estimator outlined. Existing data for Adelie ...
Meeting Document : WG-EMM-04/55 : Autor(es): C. Southwell (Australia)
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Background for evaluation of the suitability of the software suite Large Scale Survey System (LSSS) for inspection and processing of acoustic data from krill fishing vessels
Abstract: The coordinated collection of acoustic data from the krill fishing fleet will ... potentially lead to large amounts of stored raw data of variable quality, which need to be scrutinised and ... Scale Software System (LSSS), which is designed for handling large amounts of acoustic data. Through ... example data from the krill fishing vessel ’Juvel’ it is here demonstrated that LSSS has flexible and ...
Meeting Document : SG-ASAM-14/02 Rev. 1 : Autor(es): G. Skaret and R.J. Korneliussen (Norway)
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Information from repeat acoustic transects to inform feedback management strategies: data for SG-ASAM 2016
vessels is one approach to collecting data to inform within season feedback management schemes. However, a ... lack of sufficient data exists from which to examine its efficacy. In addition to the time/monetary ... commitment by fishing nations to collect such data, a time series of data, like that collected by the U.S ... approaches. In this paper I present some basic information from data collected by the U.S. AMLR Program along ...
Meeting Document : SG-ASAM-16/04 : Autor(es): C.S. Reiss
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Krill stock evaluation with data from commercial fishing vessels
Abstract: Commercial krill fishing vessels can provide useful data for science and management ... been demonstrated. Here we show that acoustic data of good quality can be collected by observers on ... ‘Saga Sea’ in 2011 as example. A one-month subset of the acoustic data from February/March was processed ... within a time-frame of a week and linked to krill length data from the same period. The data from the ...
Meeting Document : WG-EMM-12/63 : Autor(es): G. Skaret (Norway), J. Moir Clark (United Kingdom), O.R. Godø, R.J. Korneliussen, T. Knutsen, B.A. Krafft and S.A. Iversen