Cable ops
Seismic survey in progress by M/V seward johnson within six miles of: a. 05 jun 00-15N 046-36W, b. 06 jun…
Brazil-north Coast · HYDROLANT 1211/12
- issued
- 2012-06-05 16:10Z
- status
- cancelled 2012-06-08 00:01Z (archive)
- cancels
- HYDROLANT 1202/12
- authority
- NAVAREA V N 732/12 051035Z JUN 12.
- sea
- North Atlantic Ocean
- position
- 0.378, -45.694
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-NORTH COAST. 1. SEISMIC SURVEY IN PROGRESS BY M/V SEWARD JOHNSON WITHIN SIX MILES OF: A. 05 JUN 00-15N 046-36W, B. 06 JUN 00-26N 045-14W, C. 07 JUN 00-27N 045-15W. SIX MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 1202/12. 3. CANCEL THIS MSG 08 JUN.
This area · cable & pipeline work
191 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now
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00
05
10
15
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26
- Underwater operations 1000Z to 2000Z daily until 13 sep by cableship ile d' yeu along trackline joining…2026-08-14
- Underwater operations 1000Z to 2000Z daily until 13 sep by cableship ile d' yeu along trackline joining…2026-08-14
- Seismic survey in progress until 05 jun by M/V polarcus alima towing 12 8100 meter long cables in area bound…2016-05-10
- Seismic survey in progress until 10 may by M/V bgp challenger and M/V sea moby dick towing 12000 meter long…2016-05-06
- Seismic survey in progress until 07 may by M/V bgp challenger and M/V sea moby dick towing 12000 meter long…2016-05-04
- Seismic survey in progress until 04 may by M/V bgp challenger and M/V sea moby dick towing 12000 meter long…2016-05-01
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
- Caete light 00-49.02S 046-36.86W destroyedNav aids · 90.5 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.