Surveys

Underwater operations 06 mar thru 05 apr along trackline between 04-13.33N 008-20.16E and 04-12.14N 008-20.29E

HYDROLANT 445/06

issued
2006-03-04 05:40Z
status
cancelled 2006-04-06 00:00Z (archive)
authority
NAVAREA II 83/06 040500Z MAR 06.
sea
Gulf of Guinea
position
4.212, 8.337
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 06 MAR THRU 05 APR
   ALONG TRACKLINE BETWEEN
   04-13.33N 008-20.16E AND 04-12.14N 008-20.29E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 06 APR.

This area · survey operations

29 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

03
05
10
15
20
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

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.