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Pacific Coastal & Marine Science Center


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Coastal and marine geology data types and equipment

Seismic

Seismic records are gathered by using a sound source and a receiver array towed behind the ship. CMG usually uses several air gun as the sound source, and an array of tranducers (called an eel) as the receiver. We also can use sonobouys in seismic refraction studies

Photo of a seismic reflection recorder.
A seismic reflection recorder at work

 

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