Blar i Published in cooperation with others på forfatter "Utne, Kjell R."
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Acoustic extinction in dense herring layers, measured from a bottom-mounted transducer
Utne, Kjell R.; Ona, Egil (ICES CM documents, Working paper, 2006)Herring is often found in dense aggregations or schools, and acoustic shadowing is thus a problem in acoustic survey estimates. Knowledge of the attenuated echo intensity in herring aggregations is essential for correcting ...