Gwynt y Môr: Benthic Survey, September 2020

Mariners are advised that benthic survey work is due to be carried out to the south and west of Gwynt y Môr Offshore windfarm during September 2020.  A Notice to Mariners about this operation is summarised below and can be downloaded here.

Activity

The vessel Aquatech Surveyor is due to undertake benthic drop down camera and Day grap survey for scientific monitoring purposes to the south and west of the Gwynt y Môr offshore windfarm.  The location of the survey work is shown in the Notice to Mariners.

Survey operations are due to take place in the period 14th to 30th September 2020.  There will be approximately 5 days at sea, weather dependent.

Vessel details

Aquatech Surveyor is an 18m multi-purpose survey vessel with a white cabin and hull.  The vessel details and a link to its present location are given below:-

The vessel will operate on a 24 hour basis from Holyhead in North Wales.  Survey operations will be limited to daylight hours with the vessel anchoring inshore overnight.

During the survey operations the vessel will be restricted in the ability to manoeuvre.

The vessel will remain on each survey station location for a period of approximately 15 minutes.  Umbilical cable may potentially trail from the vessel by up to 25m during deployment, depending on tidal conditions.

Other vessels are requested to keep well clear and pass slowly with a wide berth.

The survey 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

The Notices to Mariners that are currently issued for Gwynt y Môr Offshore Windfarm are listed below:-

  • Gwynt y Môr: Benthic Survey, September 2020: this is the notice summarised here.  It was issued on 13th September and advises of survey work due to be carried out to the south and west of the Gwynt y Môr windfarm during September 2020.  The notice can be downloaded here.
  • Wave buoy maintenance, September 2020: this notice was issued on 13th September and advises of maintenance of the wave buoy located at the Gwynt y Môr windfarm.  The notice can be downloaded here.
  • Jack-up vessel operations, October 2020: this notice was issued on 2nd September 2020 and revised on 13th September.  It advises of  scheduled maintenance operations due to be carried out by the jack up vessel MPI Resolution at two locations within the Gwynt y Môr Offshore Wind during early October 2020. The Notice to Mariners can be downloaded here.

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.

Posted in AWJ Updates, Fishery Liaison, Gwynt y Môr Offshore Wind Farm

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