Tag:seamark:type=buoy special purpose

seamark:type=buoy_special_purpose
Description
Special Purpose Buoy (BOYSPP)  
Group: Marine navigation
Used on these elements
Status: de facto

A special purpose buoy is primarily used to indicate an area or feature, the nature of which is apparent from reference to a chart, Sailing Directions or Notices to Mariners (UKHO NP 735, 5th Edition). Buoy in general: A buoy whose appearance or purpose is not adequately known.

A special purpose buoy delimits a special area, e.g. water-skiing, bathing area, anchor area or ... The buoy then marks the boundary of a restricted area or anchorage

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