Scientists Identify Source of Mysterious Sound in the Southern Ocean
(Click to enlarge) A group of Antarctic minke whales.
(Credit: Ari S. Friedlaender, Oregon State University)
Scientists have conclusive evidence that the source of a unique rhythmic sound, recorded for decades in the Southern Ocean and called the “bio-duck,” is the Antarctic minke whale (Balaenoptera bonaerensis).
(From ScienceDaily) – First described and named by submarine personnel in the 1960s who thought it sounded like a duck, the bio-duck sound has been recorded at various locations in the Southern Ocean, but its source has remained a mystery, until now. Read the full story »