Hazard
An anchor buoy is a small buoy attached to an anchor by a light line and used to indicate the position of an anchor.
Danger
Danger
Non-lateral, They may notify you of regulations, like speed or no wake zones, warn of special hazards (like dams) or mark areas to stay away from, or give information,
In Region A it is a starboard hand buoy, in Region B it is a port hand buoy. These are lateral marks and in some areas the shape of the buoy cannot be relied upon.
Danger
Danger!
Danger
Danger
it doesn't indicate anything, aside from the fact that the buoy is there. the light simply makes it more visible in foggy or dark conditions.
It means "Keep Out"