BUOYAGE - deck-officer.com Pick from the menus above to gain more information on the IALA Buoyage system. The IALA buoyage system is split into 2 regions A and B. Region B is mostly areas of the world with American influence, Region A is mostly countries with United kingdom influence. |
The shape of the buoy determines which type of mark it is throughout both regions going in the direction of the buoys can shapes are left to port and cone shapes are left to Stbd. |
All other Buoys in the system are the same not matter which region they are in.
Cardinal Marks - indicate safe water in the quadrant
45 degrees either side of the cardinal they represent as
shown below
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Other Buoys the same in both Regions
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The Final set of buoys in the IALA system are the
special marks they are used to indicate a special feature
the buoy can be any shape but is painted yellow and has a
yellow light that cannot be confused with any other light
in the area. Its top mark is optional but is a yellow cross as shown below |