Chichester Harbour Notice to Mariners No 9 of 2019
1. Mariners are advised that tidal survey equipment has been deployed at 2 sites. Each comprises a frame resting on the seabed at a height of 0.75m and 25 metres from the sinker. A yellow buoy with yellow cross marked ‘SURVEY’ indicates each location complete with yellow light (Fl Y 5s).
2. The tidal survey equipment is located:
Thorney Channel: 50 º 48´.369 N 000 º 54´.246 W,
Emsworth Channel: 50 º 48´.278 N 000 º 56´ 474W.
3. The equipment is deployed at depths greater than 4m below Chart Datum.
4. Mariners are to avoid anchoring, or dredging within 50 meters of the survey buoys.