Buoy refers to an an anchored floating device used as an aid to navigation. May carry a light, horn, whistle, bell, gong, or combination thereof for identification.

Buoy may be used to mark a mooring, floating object anchored to the bottom or attached to another object; used as a navigational aid or surface marker. Buoys are also used to monitor ice movement and characteristics of the polar sea ice. These stations are designed to monitor sea ice motion and transmit the information to satellites automatically.

Ref: 122328/2006-09-19

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List of books: Buoy

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