File:Akhumps 128 016 0 500c.gif

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DescriptionAkhumps 128 016 0 500c.gif	Sound Spectrum of a Humpback Whale ( Megaptera novaeangliae). Original description: "In the example[s] shown here, time increases up the page and frequency increases to the right. Using spectrograms, a trained analyst can determine the nature of the received sound (in most cases)." עברית: ספקטרוגרם של שירת לווייתן גדול סנפיר
Date	Unknown date
Source	http://www.pmel.noaa.gov/vents/acoustics/specs_whales.html – akhumps_128_016_0_500c.gif http://www.pmel.noaa.gov/vents/acoustics/whales/sounds/sounds_akhump.html
Author	Unknown
Permission ( Reusing this file)	PD

Public domainPublic domainfalsefalse

This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.

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