Australian Hydrographic Office

Notices to Mariners

Fortnightly Notices to Mariners, tracings, blocks and other supplements are available in PDF format to update paper charts and paper publications.

PRODUCT DOWNLOADS

Get the latest updates to AusENC and other downloadable products here.

AUS CHART AVAILABILITY

UKHO Admiralty notices advising withdrawal of AUS charts only impacts UKHO chart reproductions. AUS charts will continue to be available from AHO Distribution Agents.

See AHO Notice 678-2022 for details.