Sound Velocity in Water for Hydrographic surveyors

Module 2 of a 30-module training series on introductory survey and mapping principles. The Hydrographers Toolbox is an excellent way for new hires or students to understand all the principles of basic underwater acoustics and hydrographic survey systems,
The series of sub-segments, such as single beam surveying, positioning, and coordinate systems, along with the full 30-module set, can be viewed by purchase or rental on Black Laser's Vimeo TV site
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