Cable ops

Cable-laying is in progress in Bass Strait and Great Australian Bight, Australia, by the ship Dependable; a two-mile berth is requested.

Great Australian Bight · HYDROPAC 1585/26

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: NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-05-30 02:20Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-09-26 19:32Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Great Australian Bight. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Current notices and reporting history in the Great Australian Bight →

issued: 2026-05-30 02:20Z
status: Listed in force
sea: Great Australian Bight
position: -39.371, 143.232
nearest port: Portland · 85 nm
source: NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z

Original warning text

BASS STRAIT.
GREAT AUSTRALIAN BIGHT.
AUSTRALIA.
CABLE OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE BY CABLESHIP DEPENDABLE
WITHIN TEN MILES OF TRACKLINE JOINING
38-25.00S 144-28.00E, 38-28.00S 144-28.00E,
38-22.00S 144-24.00E, 38-33.00S 144-19.00E,
38-40.00S 144-08.00E, 38-59.00S 143-44.00E,
39-17.00S 143-25.00E, 39-42.00S 142-37.00E,
40-22.00S 137-28.00E.
TWO MILE BERTH REQUESTED.

Reading this warning

Cable operations: A ship is laying, burying or repairing a submarine cable, usually along a stated route.
Until further notice: The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
Within a radius of: A circular area — every position within a stated distance of a point.
Track line joining: Introduces a route through a series of positions — a cable route, a tow's track or a survey line.
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.

All warning terms →

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 · cable & pipeline work

38 within 180 nm since 2000 · 3 in the last 12 months · 1 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.

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

Special purpose vessel dependable / kdej / 367137000 conducting cable lay operations 10NM either side of…Other · 0 nm
Drill rig transocean equinox / V7A7397 / 538010767 in position 38-46.20S 142-48.80E 2.5 nm clearance requestedSurveys · 41 nm
Six meter buoy, yellow, established in 38-47.62S 142-37.77ENav aids · 44.6 nm
1 X 6M yellow surface buoy established in position 38-47.62S 142-37.77E 2.5NM clearance requestedNav aids · 44.6 nm
2 X 6M yellow surface buoys fl.white 3S temporarily established within 1.0NM of position 38-47.19S…Nav aids · 45.8 nm

Worldwide in the collected sources

22 cable & pipeline work listed in force · see all

Record snapshot 2026-09-26 19:38Z; source collection times vary.

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work →

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.