Surveys
Underwater operations 0800Z to 1700Z daily 08 and 09 nov by vessel anna guerra in 22-58.36S 043-48.39W
Western South Atlantic · Brazil · HYDROLANT 2552/23
- issued
- 2023-11-08 04:47Z
- status
- cancelled 2023-11-09 18:00Z (archive)
- self-cancels
- 2023-11-09 18:00Z
- authority
- NAVAREA V COASTAL 617/23 080402Z NOV 23.
- sea
- South Atlantic Ocean
- position
- -22.973, -43.806
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS 0800Z TO 1700Z DAILY 08 AND 09 NOV BY VESSEL ANNA GUERRA IN 22-58.36S 043-48.39W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 091800Z NOV 23.
This area · survey operations
456 within 180 nm since 2000 · 3 in the last 12 months · 3 in force now
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- 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 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…2026-05-27
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…2026-05-21
- Underwater operations in progress until 19 may in 23-04.0S 043-02.5W2024-04-21
- Survey operations 17 apr thru 08 may by M/V artemis odyssey in area bound by 25-04.49S 042-10.72W, 25-05.99S…2024-04-17
- Underwater operations 0500Z to 2000Z daily 16 thru 25 apr by M/V double diamond and M/V novo estado in…2024-04-16
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 · 33.5 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.