North Sea hydro acoustic herring survey. Surevy report for FRV 'TRIDENS' 23 June - 18 July 2003

M.S. Ybema, A.S. Couperus

    Research output: Book/ReportReportProfessional

    Abstract

    This is the report of the Dutch part of the international North Sea hydro acoustic survey for herring. The purpose of the survey is to estimate the herring stock of the North Sea. For this survey a Simrad 38 kHz splitbeam transducer was used together with a Simrad EK60 echo sounder. The applied method was echo integration
    Original languageEnglish
    Place of PublicationIJmuiden
    PublisherRIVO
    Number of pages23
    Publication statusPublished - 2004

    Publication series

    NameInternal RIVO report
    PublisherRIVO
    No.nr. 04.001

    Keywords

    • herrings
    • fishery resources
    • fisheries
    • north sea
    • fish stocks

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