Surveys
Survey operations in progress until 012359Z feb 18 by M/V ramform atlas towing 12 three mile long cables in…
Gulf of Guinea · Nigeria · HYDROLANT 3839/17
- issued
- 2017-11-27 16:46Z
- status
- cancelled 2018-01-15 16:09Z (archive)
- self-cancels
- 2018-02-02 00:59Z
- authority
- NAVAREA II 441/17 271631Z NOV 17.
- sea
- Gulf of Guinea
- position
- 3.833, 8.106
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF GUINEA. NIGERIA. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 012359Z FEB 18 BY M/V RAMFORM ATLAS TOWING 12 THREE MILE LONG CABLES IN AREA BOUND BY 04-04.0N 008-10.3E, 03-51.7N 008-18.3E, 03-47.3N 008-18.2E, 03-39.6N 008-12.0E, 03-36.0N 008-07.2E, 03-35.8N 008-03.2E, 03-38.2N 008-00.1E, 03-49.6N 007-54.9E, 03-56.7N 007-55.6E, 04-03.9N 008-06.2E. FOUR MILE BERTH REQUESTED. 2. CANCEL THIS MSG 020059Z FEB 18.
This area · survey operations
30 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 22 apr by M/V borda in area bound by 03-44.80N 009-21.70E, 03-52.20N…2024-04-14
- Survey operations in progress until 09 apr by M/V borda in area bound by 03-44.8N 009-21.7E, 03-52.2N…2024-04-03
- Survey operations 27 mar thru 15 may by M/V rem saltire and M/V bgp dragon in area bound by 03-06.80N…2024-03-24
- Survey operations 12 feb thru 26 mar by M/V bgp dragon and M/V rem saltire in area bound by 03-17.54N…2024-02-09
- Survey operations 10 dec thru 15 jan 24 by M/V apollo, M/V vanguard and M/V thor freyja in areas bound by:…2023-12-07
- Survey operations 17 nov thru 09 dec by M/V vanguard and M/V thor freyja in area bound by 03-14.94N…2023-11-14
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 3839/17 and this msg, operations completedcancelled by · 2018-01-15
Nearby now · within 120 nm
- Dangerous wreck in 04-18.50N 007-02.20EWrecks · 70.1 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.