Notice to Mariners

Notice to Mariners No.71 of 2018 - Dive Survey, Milford Haven


1. MARINERS ARE HEREBY ADVISED that, seabed dive surveys will take place in the Milford Haven waterway between 21st August and 7th September 2018.

2. SCUBA dive operations will take place during this time from dive support vessel ‘Pedryn’ which will monitor VHF channel 12 at all times and display the ‘A’ flag when appropriate.

3. Dive surveys will be conducted at the following sites within the haven:-


Beggars Reach (approximate position 51° 44’.23N 004° 53’.89W)
Warrior (approximate position 51° 42’.21N 004° 55’.67W)
Dockyard Bank (approximate position 51° 42’.01N 004° 56’.94W)
Chapel Reef (approximate position 51° 41’.16N 005° 08’.01W)
Thorn island  (approximate position 51° 41’.54N 005° 07’.02W)
West of Gelliswick Bay

(approximate position 51° 42’.20N 005° 04’.40W)

Longoar Bay

(approximate position 51° 42’.80N 005° 06’.85W)

East of Chapel Bay (approximate position 51° 41’.45N 005° 05’.20W)


4. Mariners are required to give ‘Pedryn’ a wide berth and to pass at slow speed/minimum wash at all times.

5. For further details please contact Port Control on:
i. VHF channel 12
ii. Telephone 01646 696137
iii. Fax 01646 696110
iv. Email

6. Admiralty charts 3274, 3275 and Imray Y26 & 2600 ATLAS refer.

7. This notice will self cancel 2359 on 8th September 2018.


Port of Milford Haven
Gorsewood Drive
Milford Haven
SA73 3EP

Tel: 01646 696100

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