Surveys
Underwater operations in progress until 150359Z feb 15 in area bound by 11-15.51S 036-59.70W, 11-14.58S…
Brazil-east Coast · HYDROLANT 2000/14
- issued
- 2014-08-21 09:35Z
- status
- cancelled 2014-12-20 11:10Z (archive)
- self-cancels
- 2015-02-15 04:59Z
- authority
- NAVAREA V E 911/14 210016Z AUG 14.
- position
- -11.253, -36.984
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-EAST COAST. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 150359Z FEB 15 IN AREA BOUND BY 11-15.51S 036-59.70W, 11-14.58S 036-58.63W, 11-14.82S 036-58.41W, 11-15.75S 036-59.48W. 2. CANCEL THIS MSG 150459Z FEB 15.
This area · survey operations
36 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Underwater operations 311100Z mar to 022000Z apr by M/V bartira II and M/V mapele I in 13-26.53S 038-38.80W2022-03-31
- Underwater operations 0500Z to 1600Z daily until 21 oct by M/V xin hong, vessel luma d, and vessel vitor I…2020-10-16
- Survey operations 270500Z feb to 252100Z mar by M/V sable in area bound by 10-44.76S 036-33.13W, 10-44.53S…2020-02-27
- Survey operations 09 may thru 30 sep by M/V ramform tethys towing 16 8100 meter long cables in area bound by…2018-05-08
- Hydrographic survey 09 thru 12 may by M/V sirius in area bound by 10-42S 036-27W, 10-31S 036-07W, 10-51S…2011-05-06
- Underwater operations in progress until 031500Z dec by M/V acergy harrier vicinity 13-29.37S 038-46.72W2010-11-27
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT warnings in force 200900Z dec 14cancelled by · 2014-12-20
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
73 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.