Blog: 263.913 small sprat per hour at the survey at sea

Researchers of IMARES are working on research vessel the Tridens on the annual International Bottom Trawl Survey (IBTS). Read the blog and follow their findings.

Photo: measuring and weighing of the catch

Annually, from the end of January till early March, the International Bottom Trawl Survey (IBTS) takes place in the North Sea, Kattegat and Skagerak. The objective is to collect data for the assessment of fish stocks such as cod and herring and to investigate changes in the ecosystem. Researchers from IMARES blog from Tridens, the Dutch flag vessel of the international research fleet about their findings.

» Description of the survey: International Bottom Trawl Survey (IBTS)

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