The PROSAS Surveyor towfish operates much like a box kite and provides tremendous stability for synthetic aperture sonar processing. The sonar’s transducer arrays are situated on both sides of the tow vehicle’s lower hulls.
 Towfish
Image courtesy of NOAA/SBNMS and Applied Signal Technology, Inc. Download larger version (jpg, 8.2 MB).

The PROSAS Surveyor towfish operates much like a box kite and provides tremendous stability for synthetic aperture sonar processing. The sonar’s transducer arrays are situated on both sides of the tow vehicle’s lower hulls.

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