Surveys
Geophysical survey in progress until 28 feb by M/V thales venturer towing 6000 meter long cable in area…
HYDROLANT 3175/01
- issued
- 2001-12-14 14:30Z
- status
- cancelled 2001-12-20 18:19Z (archive)
- cancels
- HYDROLANT 3131/01
- authority
- NAVAREA VI 345/01 141400Z DEC 01; WZ 2335/01 141156Z DEC
- sea
- South Atlantic Ocean
- position
- -42.067, -55.000
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. GEOPHYSICAL SURVEY IN PROGRESS UNTIL 28 FEB BY M/V THALES VENTURER TOWING 6000 METER LONG CABLE IN AREA BOUND BY 36-00S 054-00W, 39-00S 048-00W, 47-00S 054-00W, 46-00S 063-00W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 3131/01(36,37), OPERATIONS SUSPENDED. 3. CANCEL THIS MSG 01 MAR 02.
This area · survey operations
60 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V bgp prospector towing ten 8000 meter long cables…2023-12-05
- Survey operations in progress until further notice by M/V bgp prospector towing ten 8000 meter long cables…2023-10-12
- Survey operations in progress until further notice by M/V bgp pioneer towing seven mile long cable in area…2017-10-18
- Survey operations in progress until further notice by M/V bgp pioneer towing seven mile long cable in area…2017-10-17
- Survey operations in progress until further notice by M/V bgp pioneer towing seven mile long cable in area…2017-10-17
- Survey operations in progress until further notice by M/V bgp pioneer towing seven mile long cable in area…2017-10-16
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Underwater operations in progress until further notice by cableship dock express 20 vicinity of trackline…cancels · 2001-12-09
- Underwater operations in progress until further notice by cableship dock express 20 vicinity of trackline…replaced · 2001-12-09
- Geophysical survey in progress until 28 feb by M/V thales venturer towing 6000 meter long cable in area…cancelled by · 2001-12-20
Nearby now · within 120 nm
Nothing else in force within 120 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.