Surveys
Underwater operations in progress until further notice within five miles of 04-32.1N 002-54.6W
Gulf of Guinea · HYDROLANT 6/10
- issued
- 2010-01-02 00:54Z
- status
- cancelled 2010-06-26 09:18Z (archive)
- authority
- NAVAREA II 1/10 020010Z JAN 10.
- position
- 4.535, -2.910 · r 5.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF GUINEA. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE WITHIN FIVE MILES OF 04-32.1N 002-54.6W. WIDE BERTH REQUESTED.
This area · survey operations
17 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now
02
05
10
15
20
23
- Survey operations in progress until further notice by M/V sw empress towing 12 cables in area bound by…2023-05-23
- Survey operations in progress until further notice by M/V sw empress towing 12 cables in area bound by…2023-05-22
- Survey operations in progress until further notice by M/V ramform atlas towing 16 six mile long cables, M/V…2022-11-01
- Underwater operations in progress until 08 oct by M/V proteus in area bound by 05-04.9N 005-32.5W, 05-07.3N…2020-09-28
- Survey operations in progress until further notice by M/V ramform atlas towing 16 8000 meter long cables in…2019-10-20
- Survey operations in progress until 15 jul by M/V bgp prospector towing 12 7000 meter long cables in area…2019-05-03
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- HYDROLANT messages in force 260800Z jun 2010cancelled by · 2010-06-26
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
73 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.