Mariners are advised that ROV survey operations are due to be carried out by the vessel Admiral P at 20 turbines within the Gwynt y Môr Offshore Wind Farm off the North Wales coast during June 2025. A Notice to Mariners about these operations is summarised below and can be downloaded here.
Survey operations
The Crew Transfer Vessel (CTV) Admiral P is due to be carrying ROV surveys at 20 turbines within the Gwynt y Môr Offshore Windfarm area. The survey is due to start on the 13th of June and will continue for approximately 2 weeks, subject to weather and sea conditions.
The survey locations are illustrated below and are listed in the Notice to Mariners which can be downloaded here.
The location, latitude and longitude of all of the the turbines in the windfarm can be seen on the Kingfisher Awareness Chart here.
This work is being carried out under Marine Licence number 11/52/ML/4.
Vessel details
Admiral P is a Crew Transfer Vessel measuring 18m in length by 6m in width, with a dark hull and with a partially white superstructure. The vessel details and a link to its present location are given below:-
- Admiral P: crew transfer vessel | Call sign 2FVD7
When at the specified locations the vessel will be restricted in the ability to manoeuvre. Mariners are asked to keep well clear and pass slowly.
The vessel will monitor VHF Channel 16 at all times.
Details of this work are specified in the Notice to Mariners that can be downloaded here.
Notices to Mariners
Mariners are advised that the following Notices to Mariners have been issued for the Gwynt y Môr windfarm and export cable and remain current:-
- Gwynt y Môr offshore windfarm: risk of cable exposure – this notice was issued in September 2021. It advises mariners that there are areas where cables may be exposed within the windfarm array, and that these areas are subject to change in response to tidal and weather effects on the seabed. The information in this notice, as well as links to advice on fishing near cables and renewable energy structures and links to the cable array map for the windfarm can be accessed here.
All other Notices to Mariners have been withdrawn.
Please contact Jim Andrews, Fishery Liaison Officer by e-mail or phone (+44(0)7908-225865) if you have any queries or concerns about this notice.