Seasonal trends and diel patterns of downsweep and SEP calls in Chilean blue whales (Balaenoptera musculus)

Laura Redaelli, Sari Mangia Woods, Rafaela Landea Briones & Laela S. Sayigh
To learn more about occurrence and behavior of a recently discovered population of blue whales, passive acoustic data were collected for 15 consecutive months (January 2012 – April 2013) in the Chiloense ecoregion of southern Chile. Automatic detectors and manual auditing were used to detect blue whale songs (SEP calls) and D calls, which were then analyzed to gain insights into temporal calling patterns. We found a year-round acoustic presence of D calls, with the...

Registration Year

  • 2022
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Resource Types

  • Dataset
    1

Affiliations

  • University of Groningen
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  • Woods Hole Oceanographic Institution
    1