Marked, erected or moored on or above a danger of limited extent. | |
Has navigable water around it. |
Dangers of limited extend such as a wreck, rock. |
Black with one or more broad horizontal red band. |
Two black spheres, one above the other. |
Optional. | |
Not conflicting with lateral marks. | |
Preferably pillar or spar. |
White light. | |
Group flashes 2. |
Isolated
danger mark.
|