Surveys
Underwater operations in progress until 08 jun by M/V maersk helper and M/V maersk handler vicinity 23-10S…
Brazil-south Coast · HYDROLANT 1205/12
- issued
- 2012-06-05 04:00Z
- status
- cancelled 2012-06-09 00:01Z (archive)
- authority
- NAVAREA V S 730/12 050039Z JUN 12.
- sea
- South Atlantic Ocean
- position
- -23.167, -43.083
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTH COAST. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 08 JUN BY M/V MAERSK HELPER AND M/V MAERSK HANDLER VICINITY 23-10S 043-05W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 09 JUN.
This area · survey operations
515 within 180 nm since 2000 · 10 in the last 12 months · 7 in force now
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26
- Underwater operations 1000Z to 2000Z daily until 25 aug by vessel nomar in 24-07.27S 046-09.30W2026-08-20
- Survey operations in progress until 24 aug by M/V sea 1 dorado in area bound by 24-53.20S 042-47.12W,…2026-08-19
- Underwater operations in progress until 280259Z aug by M/V siem pilot in 24-35.02S 042-15.37W2026-08-19
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…2026-08-09
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…2026-08-08
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05W2026-08-06
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 69.8 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 94.5 nm
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…Surveys · 112.4 nm
Worldwide now
84 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.