National Ocean Service - Marine Navigation

Marine Navigation

NOS scientists perform many activities to support safe and efficient marine navigation. NOS provides updated nautical charts, hydrographic surveys, and aerial photography to help mariners navigate safely. NOS scientists monitor and predict tides and currents, coordinate more than 1,000 global positioning reference stations, conduct hazardous obstruction surveys, and provide techniques to establish accurate elevations.

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Famous quotes containing the word marine:

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