King's Harbour Master Portsmouth

LNTM No 88/21

1. NOTICE IS HEREBY GIVEN by the Queen’s Harbour Master Portsmouth that Boskalis Westminster Ltd will be conducting bathymetric survey works within Portsmouth Harbour and the Main Approach channel from the 5 to 10 November 2021.

2. The survey vessel conducting the Bathymetric operations is the 11.4m monohull (White upper over a Grey hull) “PORTHOS” which will be operational during daylight hours only.

3. The vessel will maintain a listening watch on VHF Channel 11 during operations and display appropriate shapes (Ball-Diamond-Ball in a vertical line) or lights (Red-White-Red in a vertical line) when working.

4. Mariners are requested to keep well clear of the vessel while it is surveying, and to liaise early with the vessel if in any doubt as to its intentions.

5. Cancel this Local Notice to Mariners on 12 November 2021.

Friday 29 Oct 2021

Queen's Harbour Master

Owners, Agents, Charterers, Marinas, Yacht Clubs and Recreational Sailing Organisations should ensure that the contents of this Notice are made known to the masters or persons in charge of their vessels or craft.