Surveys
Survey operations in progress until further notice by M/V ramform sterling towing 7000 meter long cable in…
Eastern South Atlantic · Angola · HYDROLANT 414/18
- issued
- 2018-02-05 17:26Z
- status
- cancelled 2018-02-19 09:56Z (archive)
- cancels
- HYDROLANT 409/18
- authority
- NAVAREA VII 47/18 051724Z FEB 18.
- sea
- South Atlantic Ocean
- position
- -7.504, 12.212
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN SOUTH ATLANTIC. ANGOLA. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V RAMFORM STERLING TOWING 7000 METER LONG CABLE IN AREA BOUND BY 07-18.9S 011-52.4E, 07-48.9S 012-09.8E, 07-41.6S 012-32.7E, 07-11.7S 012-16.1E. FIVE MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 409/18.
This area · survey operations
70 within 180 nm since 2003 · 1 in the last 12 months · 1 in force now
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- Survey operations in progress until further notice by M/V ramform victory towing 12 three mile long cables…2026-07-03
- Survey operations in progress until further notice by M/V sw empress towing 7000 meter long cables in area…2023-08-12
- Survey operations 30 mar until further notice by M/V ramform vanguard towing ten 8000 meter long cables in…2023-03-28
- Survey operations in progress until further notice by M/V ramform vanguard towing 14 4500 meter long cables…2023-02-27
- Survey operations in progress until further notice by M/V ramform vanguard towing 12 6500 meter long cables…2023-01-05
- Survey operations in progress until further notice by M/V ramform vanguard towing 12 4050 meter long cables…2022-11-07
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Survey operations in progress until further notice by M/V ramform sterling towing 7000 meter long cable in…cancels · 2018-02-05
- Survey operations in progress until further notice by M/V ramform sterling towing 7000 meter long cable in…replaced · 2018-02-05
- Cancel HYDROLANT 414/18 and this msgcancelled by · 2018-02-19
Nearby now · within 120 nm
Worldwide now
84 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.