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Antarctic Blue Whale – Balaenoptera musculus intermedia

Spectrogram of Z-call

Antarctic blue whale spectrogram
Antarctic blue whale spectrogram

Sound clip

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Note: Some of these sounds are below the human hearing range and hence inaudible unless sped up.


Gavrilov, A., McCauley, R., and Gedamke, J. (2012). Steady inter and intra-annual decrease in the vocalization frequency of Antarctic blue whales. The Journal of the Acoustical Society of America, 131(6), 4476-4480.