Surveys
Survey operations in progress until further notice by M/V ramform vanguard towing ten 7950 meter long cables…
Eastern South Atlantic · Angola · HYDROLANT 3715/19
- issued
- 2019-12-04 10:19Z
- status
- cancelled 2020-02-10 09:56Z (archive)
- authority
- NAVAREA VII 486/19 041019Z DEC 19.
- sea
- South Atlantic Ocean
- position
- -7.233, 11.244
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN SOUTH ATLANTIC. ANGOLA. DNC 01. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V RAMFORM VANGUARD TOWING TEN 7950 METER LONG CABLES IN AREA BOUND BY 07-05.23S 011-07.65E, 07-05.23S 011-21.62E, 07-22.71S 011-21.62E, 07-22.71S 011-07.65E. SIX MILE BERTH REQUESTED.
This area · survey operations
72 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
- Cancel HYDROLANT 3715/19 and this msgcancelled by · 2020-02-10
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.