Surveys
Underwater operations daily 1100Z to 2000Z 18 thru 25 nov by M/V rei alberto and M/V bravo mar in: a.…
Western South Atlantic · Brazil · HYDROLANT 2650/23
- issued
- 2023-11-18 06:34Z
- status
- cancelled 2023-11-25 21:00Z (archive)
- self-cancels
- 2023-11-25 21:00Z
- authority
- NAVAREA V COASTAL 644/23 180403Z NOV 23.
- sea
- South Atlantic Ocean
- position
- -24.143, -46.258
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS DAILY 1100Z TO 2000Z 18 THRU 25 NOV BY M/V REI ALBERTO AND M/V BRAVO MAR IN: A. 24-06.22S 046-17.51W. B. 24-07.86S 046-14.57W. C. 24-11.92S 046-16.03W. D. 24-08.34S 046-13.71W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 252100Z NOV 23.
This area · survey operations
196 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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24
- Underwater operations 0500Z to 2000Z daily 16 thru 25 apr by M/V double diamond and M/V novo estado in…2024-04-16
- Underwater operations 1100Z to 2000Z daily 06 apr thru 05 may in 24-07.11S 046-08.76W2024-04-06
- Underwater operations 1100Z to 2000Z daily 28 feb thru 26 mar by M/V big john VI, M/V rodrigo neto I and M/V…2024-02-28
- Underwater operations in progress until 072000Z mar in 24-09.24S 046-12.68W2024-02-08
- Underwater operations 071100Z feb to 062000Z mar in 24-10.04S 046-14.53W2024-02-07
- Underwater operations 1100Z to 2000Z daily 25 jan thru 01 feb in 24-10.04S 046-14.53W2024-01-24
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Laje da conceicao light 24-14.18S 046-41.46W unlit until 24 sepNav aids · 24.4 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 33.6 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 118.6 nm
Worldwide now
86 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.