CE20012 Celtic Sea Herring Acoustic Survey 2020 Marine Institute
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https://data.gov.ie/dataset/ce20012-celtic-sea-herring-acoustic-survey-2020
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资源简介：
In the southwest of Ireland and the Celtic Sea (ICES divisions: 7j-g and 7aS), herring are an important commercial species to the pelagic and polyvalent fleet. Acoustic surveys are currently are the only tuning indices available for this stock. Since 2004 the survey has been fixe
