PMEL Acoustics Program logo National Oceanic and Atmospheric Administration Pacific Marine Environmental Laboratory Acoustics Program
 

Man-made sounds

 
 
Note time and frequency scales are not identical, spectrograms displayed together for a general comparison of images. Click on spectrogram for full-size, scaled image. Click on image "name" for a complete description of the sound.

 

time indicator

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  Brown spectrogram airgun spectrogram ship at phone spectrogram .
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  ship spectrogram sound source spec   .
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