Notices to Mariners & Nav Warnings

Fremantle Ports’ Notices to Mariners are for Masters of commercial shipping, pilots, recreational and private operators and other port users operating within our waters.

All Notices listed are active. For additional Notices to Mariners, navigational warnings (e.g. AUSCOAST and NAVAREA X) and other amendments that might affect the safety of navigation in areas within and outside of Fremantle Ports' waters, please see:

Department of Transport

Royal Australian Navy Hydrographic Office