Diving Operations – Marine Research
- Mariners are advised that diving operations will be conducted 8-12 May 2026 as part of the Project Portunus to gather data and support marine research objectives.
2. Dives will be conducted from Dive Rib HONOR (Call sign 2FER2). It will be displaying Flag A and will monitor VHF Channel 14 and 16.
3. A Chichester Harbour Patrol Launch will, when required, support Dive Rib HONOR as a guard vessel and will monitor VHF Channel 14 and 16 and display blue flashing lights when required.
4. Vessels navigating close to the dive sites should keep clear of the dive and guard vessels and transit at slow speed.
5. The dive plan listed below and all times are subject to change due to weather and operational requirements and further dive sites may be added as required, however all dives will be broadcast on VHF channel 14 as divers enter the water.
| Date/Time | Location |
| 8/5/26 1100-1300 | East Head Latitude: 50° 47.496′ N Longitude 0° 54.424′ W |
| 11/5/26 1200-1400 | Treloar Hole West Latitude: 50° 46.850′ N Longitude: 0° 56.050′ W |
| 12/5/26 1230-1500 | Emsworth Pontoon Latitude: 50° 50.034’N Longitude 0° 56.499’W |
6. Cancel this LNTM 14 May 2026.
Captain Jo Cox
Harbour Master
7 May 2026