Caernarfon Notice to Mariners 21/2019
![](https://psycle-wordpress.s3.eu-west-2.amazonaws.com/nwcc/production/2019/07/SE-Rock-S-Cardinal-Buoy-300x200.png)
Aid to navigation Llanddwyn Island “South East Rock” South Cardinal Y.B is not on station.
53°07.820’ N 004°25.040 W
Mariners are advised to navigate with caution in this area.
David John O’Neill
Harbwr Feistr
Caernarfon Harbour Master