Please refer to Reeds Nautical Almanac area 9 SW Scotland

ARDROSSAN HARBOUR - TRAFFIC CONTROL SIGNAL LIGHTS
Mariners are reminded that the control of traffic at Ardrossan harbour is by light signals in addition to the VHF Station.
Three lights are exhibited (on a 24 hr basis ) in a vertical line 1 metre apart from the top of the Harbour Control Tower, and are visible from within the harbour, the yachting marina and to seaward.
They will have the following meanings:
| Harbour and Marina closed to ALL traffic | ||
| RED | ||
| RED | ||
| RED | ||
| Marina Open (Harbour Closed) | ||
| GREEN | Pleasure vessels may proceed to and from Marina. Commercial vessels requiring permission of harbour control are prohibited from entering, leaving or maneuvering within the harbour. | |
| GREEN | ||
| GREEN | ||
| Harbour Open (Marina Closed) | ||
| RED | All pleasure vessels must clear the outer basin, canting area and approach channel immediately . Commercial vessels may maneuver and proceed inwards or outwards after confirmation of permission by VHF from harbour control. | |
| RED | ||
| GREEN | ||
Radio messages relating to Traffic Control are communicated with Ardrossan Harbour Control Tower on VHF channels 16, 14 & 12.
Ardrossan Harbour Control Tower will be manned from 30 minutes prior to the scheduled arrival of ferry services, up to the departure time of the ferry.
Outside of these times, Mariners should contact Clydeport Estuary Control as per Admiralty List of Radio Signals Vol. 6 (1).
The term ‘commercial vessel’ includes any large vessel which, in the opinion of the Harbour Master, or any person designated by him, requires a clear passage inwards or outwards.
All vessels are reminded of their obligations under the Prevention of Collisions at Sea Regulations particularly those concerning sound signals.






