Surveys
Underwater operations in progress until further notice by barge semac 1 in area bound by 38-33S 145-28E,…
HYDROPAC 2027/03
- issued
- 2003-11-24 03:17Z
- status
- cancelled 2004-01-07 00:35Z (archive)
- authority
- AUSCOAST 306/03 240232Z NOV 03
- sea
- Bass Strait
- position
- -39.274, 145.646
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY BARGE SEMAC 1 IN AREA BOUND BY 38-33S 145-28E, 38-43S 145-50E, 39-55S 145-50E, 39-55S 145-28E. WIDE BERTH REQUESTED.
This area · survey operations
124 within 180 nm since 2001 · 1 in the last 12 months · 1 in force now
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26
- 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 investigator in area bound by 37-57.00S…2024-05-10
- Underwater operations in progress until further notice by M/V investigator along trackline joining 37-57.00S…2024-05-10
- Underwater operations in progress until further notice by M/V mma coral in 38-39.90S 142-58.60E2024-03-18
- Underwater operations in progress until further notice by M/V mma coral in 38-46.59S 142-58.20E2024-03-13
- Underwater operations in progress until further notice by M/V mma coral in 39-13.00S 142-52.50E2024-03-07
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROPAC 2027/03 and this msg, operations completedcancelled by · 2004-01-07
Nearby now · within 120 nm
- 8 X 6M yellow buoys FL3 deployed within 1.5NM 39-50.14 s 145-48.24 e 2.5NM clearance requestedOther · 34.5 nm
- 8 X 6M yellow surface buoys fl.white 3S temporarily established within 1.5NM of position 39-51.73S 145-22.30ENav aids · 37.5 nm
- Table cape light k K3532 in position 40-56.80S 145-43.74E unreliableNav aids · 100.5 nm
- Special purpose vessel dependable / kdej / 367137000 conducting cable lay operations 10NM either side of…Other · 112.3 nm
- Great australian bightCable ops · 112.3 nm
Worldwide now
86 survey operations in force · see all
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.