Cable ops
Seismic survey in progress until 02 feb M/V polarcus asima towing 12 10000 meter long cables in area bound…
Gulf of Guinea · Liberia · HYDROLANT 172/13
- issued
- 2013-01-19 14:12Z
- status
- cancelled 2013-02-03 00:01Z (archive)
- cancels
- HYDROLANT 2939/12
- authority
- NAVAREA II 21/13 191003Z JAN 13.
- position
- 4.009, -8.346
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF GUINEA. LIBERIA. 1. SEISMIC SURVEY IN PROGRESS UNTIL 02 FEB M/V POLARCUS ASIMA TOWING 12 10000 METER LONG CABLES IN AREA BOUND BY 04-22.1N 008-08.3W, 04-16.6N 008-26.1W, 03-35.1N 008-29.8W, 03-39.6N 008-20.2W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2939/12. 3. CANCEL THIS MSG 03 FEB 13.
This area · cable & pipeline work
17 within 180 nm since 2010 · 0 in the last 12 months · 0 in force now
10
15
20
23
- Cable operations in progress until 112300Z sep by cableship ile d'aix along tracklines joining: a. 02-17.00N…2023-09-06
- Cable operations 120001Z aug to 062300Z sep by cableship ile d'aix along tracklines joining: a. 02-17.00N…2023-08-11
- Cable operations by cableship ile d'aix: a. 09 thru 11 aug along trackline joining 02-17.00N 003-44.00W,…2023-08-06
- Sierra leone2018-02-16
- Seismic survey in progress until 310001Z aug by M/V ramform viking towing ten 10000 meter long cables in…2015-02-15
- Seismic survey 12 thru 28 feb by M/V ramform challenger towing 12 6000 meter long cables in area bound by…2015-02-10
Season · when cable & pipeline work happen here
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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
35 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.