Special purpose vessel samson explorer / VNW5773 / 503096000 conducting underwater operations in an area…
Bass Strait · AUSCOAST 305/26
What this record establishes
Listed in force
The latest collected record lists this warning as active. This is the status of the notice, not a live observation of conditions at the location.
- Source and dates
- Australian Maritime Safety Authority NAVAREA X + AUSCOAST (CC BY 4.0) · Australian Maritime Safety Authority — JRCC Australia (NAVAREA X coordinator). Issued 2026-09-30 02:01Z. First collected 2026-09-30 02:08Z; last seen in collection 2026-09-30 03:53Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Bass Strait. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
- issued
- 2026-09-30 02:01Z
- status
- Listed in force
- authority
- Australian Maritime Safety Authority — JRCC Australia (NAVAREA X coordinator)
- NAVAREA
- NAVAREA X
- issued by
- JRCC AUSTRALIA
- sea
- Bass Strait
- position
- -39.833, 145.817
- source
- Australian Maritime Safety Authority NAVAREA X + AUSCOAST (CC BY 4.0) · first seen 2026-09-30 02:08Z
Original warning text
SPECIAL PURPOSE VESSEL SAMSON EXPLORER / VNW5773 / 503096000 CONDUCTING UNDERWATER OPERATIONS IN AN AREA BOUNDED BY 39-47.00 S TO 39-53.00 S AND 145-46.00 E TO 145-52.00 E 2.5NM CLEARANCE REQUESTED.
Reading this warning
- Underwater operations
- Divers or remotely operated vehicles are working below a vessel that cannot easily move out of the way.
- 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.
Conditions at the position · now
loading…
MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation
Collected reports in this area · survey operations
129 within 180 nm since 2001 · 4 in the last 12 months · 3 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.
- Drill rig valaris 107/A8GS5 in position 38-17.79S 147-40.57E 2.5 nm clearance requested2026-08-20
- Drill rig transocean equinox / V7A7397 / 538010767 in position 38-46.20S 142-48.80E 2.5 nm clearance requested2026-08-17
- Underwater operations in progress until further notice by M/V pmg emerald in area bound by 39-01.29S…2026-02-12
- Survey operations in progress until further notice by M/V offshore solution in area bound by 38-39.00S…2025-01-12
- Underwater operations in progress until further notice by M/V seven sisters in 38-43.58S 142-58.42E2025-01-01
- Underwater operations in progress until further notice by M/V seven pegasus in area bound by 39-11.00S…2024-09-27
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
55 survey operations listed in force · see all
Record snapshot 2026-09-30 04:07Z; 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.