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Pacific Coastal & Marine Science Center


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Coastal and marine geology data types and equipment

Bathymetry

A high frequency sound source is used to determine the depth accurately. This value is continuously monitored. Modern Side Scan Sonar devices can also determine depth.

Photo of the fish, or high-frequency sound source, used to detect depth by using SONAR.
A "fish" used to detect depth by using SONAR is prepared for deployment

 

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URL: http://walrus.wr.usgs.gov/equip/bathym.html
Page Contact Information: Laura Zink Torresan
Page Last Modified: 18 June 2009 (lzt)