Survey operations in progress until further notice by M/V inception II in area bound by 27-21.36S…
Indian Ocean · HYDROPAC 3834/23
What this record establishes
Archived notice · 2024-01-25 01:24Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · AUSCOAST 278/23 052332Z DEC 23.. Issued 2023-12-05 23:55Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Indian Ocean. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
- issued
- 2023-12-05 23:55Z
- status
- Archived notice
- authority
- AUSCOAST 278/23 052332Z DEC 23.
- issued by
- AUSCOAST
- sea
- Indian Ocean
- position
- -27.416, 114.009
- vessel
- M/V INCEPTION II
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN INDIAN OCEAN. AUSTRALIA. DNC 04. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V INCEPTION II IN AREA BOUND BY 27-21.36S 114-01.92E, 27-28.55S 114-01.92E, 27-28.55S 113-59.13E, 27-21.36S 113-59.13E. ONE MILE BERTH REQUESTED.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Survey operations
- A research or survey vessel is mapping the seabed or water column, often while towing equipment.
- Until further notice
- The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- Wide berth requested
- Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
Collected reports in this area · survey operations
7 within 180 nm since 2008 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Underwater operations in progress until further notice by M/V joides resolution vicinity 27-22.4S 112-55.5E2015-08-13
- Underwater operations in progress until further notice by M/V joides resolution vicinity 28-40.2S 113-33.6E2015-08-05
- Underwater operations in progress until further notice by M/V joides resolution vicinity 28-39.8S 113-34.6E2015-08-04
- Underwater operations in progress until 16 nov: a. in area between 30-54.0S 31-05.0S and 114-54.0E 115-08.0E2013-10-01
- Underwater operations in progress until further notice: a. in area between 31-55S 32-13S and 115-20E 115-33E2012-10-09
- Underwater operations in progress until further notice by M/V geosounder vicinity 26-12S 111-06E2008-04-03
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
56 survey operations listed in force · see all
Record snapshot 2026-10-02 01:25Z; source collection times vary.
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.