U.S. Geological Survey Data Series 620
NOTE: Fully functional with Internet Explorer 8 for Windows or Firefox 3.5 for all platforms
1 Pixel = 2 Shots
Vertical Red Annotation Every 2,000 Shots
Horizontal Red Annotation Every 10 Meters
GPS offset dX = -4.5 m dY = -16 m Applied
Depths shown are relative to the depth of the towfish, not to sea level