Notice to mariners
A Notice to Mariners (NtM) reports maritime safety information on Northern Territory (NT) waters.
This includes:
- closed waters (exclusion zones)
- new hydrographic information
- changes in channel depths
- aids to navigation.
They're shared to mariners (recreational and commercial) and maritime-related organisations.
Marine operators are also required by law to report navigational hazards or dangers.
Types of notices
A notice can appear as a:
- permanent notice - changes to information which result in a chart correction released by the Australian Hydrographic Service
- preliminary notice (P) - a pre-emptive notification of a permanent change
- temporary notice (T) - information valid only for a limited time.
Find notices below. They may also be published in local and state-wide print media and reproduced in the Australian Notices.
Port of Darwin local notices
NT coastal notices - whole of NT waters
NtM number and name | Date published | Notice type |
---|---|---|
Coastal NtM 2024 015 Subsea Survey and Un-crewed Surface Vessel PDF (759.3 KB) | 11 Oct 2024 | Temporary |
Coastal NtM 2024-012 Extended area of Exclusion Zone - Groote Eylandt PDF (495.7 KB) | 15 Jul 2024 | Temporary |
Coastal NtM 2024-011 Missing Navigation Markers in Medina Inlet PDF (437.5 KB) | 01 Jul 2024 | Temporary |
Coastal NtM 2023 - 040 Wave Rider Buoy placed off the Goodrich Bank PDF (532.0 KB) | 13 Dec 2023 | Temporary |
Coastal NtM 2023 - 038 Santos Barossa Gas Export Pipeline Installation PDF (1.2 MB) | 26 Oct 2023 | Temporary |
Coastal NtM 2023 - 007 Water Quality Monitoring Buoys Gove Harbour PDF (595.0 KB) | 02 Feb 2023 | Permanent |
NtM 2021-009 Wave and temperature buoy PDF (666.0 KB) | 14 Sep 2021 | Temporary |
NtM 2019-006 Buffalo Creek beacons PDF (554.7 KB) | 20 Jun 2019 | Permanent |
NtM 2018-003 Dundee FAD deployment PDF (506.6 KB) | 07 Sep 2018 | Temporary |
Contact
If you would like to be added to the email distribution list, email ntm@nt.gov.au.
For more information, contact the regional harbourmaster.
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