Surveys

Oceanographic operations 26 mar thru 01 apr by M/V le suroit along trackline between 00-00N 010-00W and…

Eastern Atlantic · Gulf of Guinea · HYDROLANT 653/12

issued
2012-03-24 04:58Z
status
cancelled 2012-04-02 00:01Z (archive)
cancels
HYDROLANT 626/12
authority
NAVAREA II 96/12 240053Z MAR 12 - NAVAREA VI 41/12 240200Z MAR 12.
sea
South Atlantic Ocean
position
0.000, -8.500
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN ATLANTIC.
GULF OF GUINEA.
1. OCEANOGRAPHIC OPERATIONS 26 MAR THRU 01 APR
   BY M/V LE SUROIT ALONG TRACKLINE BETWEEN
   00-00N 010-00W AND 00-00N 007-00W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 626/12(24).
3. CANCEL THIS MSG 02 APR.

This area · survey operations

5 within 180 nm since 2011 · 0 in the last 12 months · 0 in force now

11
15
20
22

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

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.