Cable ops
Seismic survey in progress until 31 jan 12 by M/V oceanic endeavour towing 12 9500 meter long cables in area…
Eastern North Atlantic · Sierra Leone · HYDROLANT 2012/11
- issued
- 2011-11-28 05:19Z
- status
- cancelled 2012-02-01 00:01Z (archive)
- authority
- NAVAREA II 432/11 280432Z NOV 11.//
- position
- 8.638, -14.998
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. SIERRA LEONE. 1. SEISMIC SURVEY IN PROGRESS UNTIL 31 JAN 12 BY M/V OCEANIC ENDEAVOUR TOWING 12 9500 METER LONG CABLES IN AREA BOUND BY 08-49N 015-32W, 09-02N 015-18W, 09-02N 015-06W, 08-25N 014-28W, 08-11N 014-46W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 01 FEB 12.
This area · cable & pipeline work
11 within 180 nm since 2010 · 0 in the last 12 months · 0 in force now
10
14
- Seismic survey 010001Z dec to 152359Z feb 15 by M/V polarcus alima towing ten 7500 meter long cables in area…2014-11-29
- Seismic survey in progress until 161200Z sep by M/V polarcus alima towing 12 8100 meter long cables in area…2014-09-13
- Seismic survey 260001Z aug to 122359Z sep by M/V polarcus alima towing 12 8100 meter long cables in area…2014-08-25
- Cable operations in progress until 25 oct by cableship ile de sein along trackline joining 08-27.38N…2011-10-10
- Seismic survey in progress until further notice by M/V geo caribbean towing 12 five mile long cables in area…2011-09-27
- Cable operations in progress until 08 oct by cableship ile de sein along trackline joining 09-33.29N…2011-09-27
Season · when cable & pipeline work happen here
J
F
M
A
M
J
J
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month of issue, all years in the archive
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.