Cable ops
Seismic survey in progress until 161200Z sep by M/V polarcus alima towing 12 8100 meter long cables in area…
Eastern North Atlantic · Sierra Leone · HYDROLANT 2218/14
- issued
- 2014-09-13 07:35Z
- status
- cancelled 2014-09-16 13:00Z (archive)
- self-cancels
- 2014-09-16 13:00Z
- authority
- NAVAREA II 303/14 130434Z SEP 14.
- position
- 6.636, -13.061
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. SIERRA LEONE. 1. SEISMIC SURVEY IN PROGRESS UNTIL 161200Z SEP BY M/V POLARCUS ALIMA TOWING 12 8100 METER LONG CABLES IN AREA BOUND BY 06-36.5N 013-17.7W, 06-52.1N 013-05.0W, 06-38.4N 012-50.1W, 06-25.0N 013-01.0W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 161300Z SEP 14.
This area · cable & pipeline work
9 within 180 nm since 2010 · 0 in the last 12 months · 0 in force now
10
14
- Seismic survey 260001Z aug to 122359Z sep by M/V polarcus alima towing 12 8100 meter long cables in area…2014-08-25
- Seismic survey in progress until 31 jan 12 by M/V oceanic endeavour towing 12 9500 meter long cables in area…2011-11-28
- 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
- Seismic survey in progress until further notice by M/V geo caribbean towing 12 4.5 mile long long cables in…2011-07-21
Season · when cable & pipeline work happen here
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A
M
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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.