File:Akblue52a 256 064c.jpg

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Akblue52a_256_064c.jpg ‎(300 × 137 pixels, file size: 15 KB, MIME type: image/jpeg)

Captions

Captions

Spectrogram of 52 Hz whale like signals

Summary[edit]

Description
English: Spectrogram of 52 Hz "whale-like" signals, which were first reported by Watkins et al.(2000). On average these tones had a center frequency of 51.75 Hz and lasted 5-7 sec. These tones are usually produced in groups of 2-6 and were recorded in the NE Pacific.
Date
Source http://www.pmel.noaa.gov/vents/acoustics/whales/sounds/sounds_52blue.html
Author NOAA

Licensing[edit]

Public domain
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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Date/TimeThumbnailDimensionsUserComment
current18:51, 17 September 2012Thumbnail for version as of 18:51, 17 September 2012300 × 137 (15 KB)Braincricket (talk | contribs)User created page with UploadWizard

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