Surveys
Survey operations in progress until 10 nov 27 by M/V rem saltire in area bound by 21-39.40S 039-49.11W,…
South Atlantic · Brazil · HYDROLANT 1797/26
- issued
- 2026-09-11 00:57Z
- status
- in force
- self-cancels
- 2027-11-11 00:01Z
- sea
- South Atlantic Ocean
- position
- -22.279, -39.918
- nearest port
- Vitoria · 120 nm
- source
- nga_inforce · first seen 2026-09-11 17:02Z
Original warning text
SOUTH ATLANTIC. BRAZIL. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 10 NOV 27 BY M/V REM SALTIRE IN AREA BOUND BY 21-39.40S 039-49.11W, 22-07.28S 039-21.27W, 22-51.59S 039-53.36W, 22-28.48S 040-32.07W, 22-20.25S 040-26.11W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 110001Z NOV 27.
Conditions at the position · now
loading…
MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation
This area · survey operations
759 within 180 nm since 2000 · 38 in the last 12 months · 3 in force now
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26
- Underwater operations 1100Z to 2100Z daily 11 thru 25 sep by M/V comando b and M/V somnium australis in…2026-09-10
- Underwater operations 1100Z to 2100Z daily 11 thru 25 sep by M/V comando b and M/V enterprise in 20-23.47S…2026-09-10
- Underwater operations 1100Z to 2100Z daily 04 thru 18 sep by M/V charlie and M/V comando b in 20-24.27S…2026-09-03
- Underwater operations 1000Z to 2000Z daily 01 thru 30 sep by M/V coral do atlantico in area bound by…2026-09-03
- Underwater operations 1100Z to 2100Z daily 04 thru 18 sep by M/V comando b and M/V linden trader in…2026-09-03
- Underwater operations 1100Z to 2100Z daily 03 thru 17 sep by M/V commander k and M/V comando b in 20-23.90S…2026-09-02
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 29.5 nm
- Underwater operations in progress until 140001Z nov by M/V fugro vaquita in area bound by 22-03.00S…Surveys · 39.1 nm
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sepNav aids · 64.7 nm
Worldwide now
57 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.