Cable ops

Seismic survey in progress until further notice by M/V ramform valiant towing ten 6000 meter long cables in…

HYDROLANT 111/04

issued
2004-01-21 09:40Z
status
cancelled 2004-02-08 16:55Z (archive)
cancels
HYDROLANT 81/04HYDROLANT 2401/03
authority
NAVAREA II 26/04 210538Z JAN 04; MARISICILIA 14/04 201400Z JAN 04; NAVAREA II 27/04 210730Z JAN 04
sea
Gulf of Guinea
position
5.679, 4.097
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE BY
   M/V RAMFORM VALIANT TOWING TEN 6000 METER
   LONG CABLES IN AREA BOUND BY
   06-00N 004-05E, 05-25N 004-35E,
   05-25N 004-00E, 05-55N 003-40E.
   FIVE MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 81/04(53), AID RESTORED.
3. CANCEL HYDROLANT 2401/03.

This area · cable & pipeline work

48 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
10
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24

Season · when cable & pipeline work happen here

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M
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J
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month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

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.