CITATION CORRECTION: Dunn, C., Hickmott, L., Talbot, D., Boyd, I. and L. Rendell. 2013. Mid-frequency broadband sounds of Blainville's beaked whales. Bioacoustics. DOI:10.1080/09524622.2012.757540
On Jan 12, 2013, at 3:30 PM, Charlotte Dunn wrote: > Dear Marmam'ers, > > We are pleased to announce a new publication on some new beaked whale sounds, > click here to get to the article; > http://www.tandfonline.com/doi/full/10.1080/09524622.2012.757540 > > Additionally, samples of the sounds are available here; > http://www.bahamaswhales.org/news/2012/news_Dec12.html > > Citation: Dunn, C., Hickmott, L., Talbot, D. and Boyd, I. 2013. Mid-frequency > broadband sounds of Blainville's beaked whales. Bioacoustics. > DOI:10.1080/09524622.2012.757540 > Abstract > > Recordings from acoustic tags show that five Blainville’s beaked whales > produced mid-frequency broadband sounds on all of their deep dives, with each > sex producing two different sound types. These broadband sounds are atypical > of the regular echolocation sounds previously described for this species. One > male produced a total of 75 sounds over four dives, between the depths of 109 > and 524 meters, and four females produced a total of 71 sounds over 18 dives, > between the depths of 305 and 1289 meters. Ninety-six percent of the male > sounds and 42 percent of the female sounds were produced before the onset of > foraging echolocation sounds, and all were produced before the deepest point > of the dives. Apparent source levels of the sounds ranged from 124 to 132dB > RMS re 1mPa@1m. These sounds may be candidate communication signals, with > their production timed to mitigate the risk of both predation and hypoxia. > > > Enjoy. > > Charlotte Dunn > Bahamas Marine Mammal Research Organisation > www.bahamaswhales.org > http://biology.st-andrews.ac.uk/staffProfile.aspx?sunID=cw246 > +1 242 366 4155 > +1 242 577 0655 (cell) > +44 7789 097029 (UK cell) > > _______________________________________________ > MARMAM mailing list > [email protected] > https://lists.uvic.ca/mailman/listinfo/marmam
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