50 |
|
Lights exhibited only when specially needed (for fishing vessels, ferries) and some private lights |
|
51 |
|
Daytime light (charted only where the character shown by day differs from that shown by night) |
|
52 |
|
Fog light (exhibited only in fog, or the character changes in fog) |
|
53 |
|
Unwatched (unmanned) light with no standby or emergency arrangements |
|
54 |
|
Temporary |
|
55 |
|
Extinguished |
|