Surveys
Survey operations 01 may thru 15 jun by M/V le suroit along trackline joining 00-00N 010-00W, 06-00S…
Gulf of Guinea · HYDROLANT 719/11
- issued
- 2011-04-27 21:40Z
- status
- cancelled 2011-06-16 00:01Z (archive)
- authority
- NAVAREA II 112/11 272000Z APR 11.
- sea
- South Atlantic Ocean
- position
- -1.736, -9.867
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF GUINEA. 1. SURVEY OPERATIONS 01 MAY THRU 15 JUN BY M/V LE SUROIT ALONG TRACKLINE JOINING 00-00N 010-00W, 06-00S 010-00W, 10-00S 010-00W, 00-00N 000-00W, 00-00N 023-00W, 00-45S 010-00W, 00-45N 010-00W, 00-45S 000-00W, 00-00N 000-00W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 16 JUN.
This area · survey operations
5 within 180 nm since 2011 · 0 in the last 12 months · 0 in force now
11
15
20
22
- Underwater operations 25 feb thru 07 apr by M/V thalassa in area bound by 00-00S 010-00W, 06-00S 010-00W,…2022-02-21
- Underwater operations 181500Z feb until further notice by M/V thalassa in area bound by 12-00N 023-00W,…2020-02-18
- Oceanographic operations 04 thru 18 apr by M/V le suroit along trackline joining 01-30N 010-00W, 00-00N…2012-04-02
- Oceanographic operations 26 mar thru 01 apr by M/V le suroit along trackline between 00-00N 010-00W and…2012-03-24
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
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.