Surveys
Survey operations in progress until 250259Z aug by M/V ridley thomas in area bound by 03-43.63S 038-15.43W,…
Western South Atlantic · Brazil · HYDROLANT 1353/15
- issued
- 2015-06-04 00:53Z
- status
- cancelled 2015-08-25 03:59Z (archive)
- self-cancels
- 2015-08-25 03:59Z
- authority
- NAVAREA V 174/15 032308Z JUN 15.
- position
- -15.285, -38.372
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 250259Z AUG BY M/V RIDLEY THOMAS IN AREA BOUND BY 03-43.63S 038-15.43W, 03-27.57S 037-11.03W, 03-10.17S 036-26.68W, 03-15.83S 034-58.06W, 04-45.26S 033-22.06W, 10-04.92S 032-00.81W, 23-19.62S 035-19.18W, 25-58.81S 043-58.79W, 24-10.92S 046-27.79W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 250359Z AUG 15.
This area · survey operations
12 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
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22
- 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
- Sesimic survey in progress until 05 sep by M/V hawk explorer towing 6.5 mile long cables in area bound by…2012-09-04
- Brazil-east Coast2012-07-09
- Underwater operations in progress until 031500Z dec by M/V acergy harrier vicinity 13-29.37S 038-46.72W2010-11-27
- Underwater operations in progress until 200300Z oct by M/V toisa sentinel within 500 meters of 13-29.37S…2010-10-13
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Araripe light 16-08.09S 038-57.86W unlit until 31 jan 27Nav aids · 61.5 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.