Surveys
Survey operations in progress 0800Z to 1700Z daily until 23 jul by M/V raisa II in area bound by 03-43.71S…
Western South Atlantic · Brazil-north Coast · HYDROLANT 2244/20
- issued
- 2020-07-17 00:33Z
- status
- cancelled 2020-07-23 18:00Z (archive)
- self-cancels
- 2020-07-23 18:00Z
- authority
- NAVAREA V COASTAL N 522/20 162245Z JUL 20.
- position
- -3.729, -38.441
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-NORTH COAST. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS 0800Z TO 1700Z DAILY UNTIL 23 JUL BY M/V RAISA II IN AREA BOUND BY 03-43.71S 038-27.08W, 03-44.33S 038-27.08W, 03-43.81S 038-25.71W, 03-43.15S 038-26.02W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 231800Z JUL 20.
This area · survey operations
78 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 182300Z may in areas bound by: a. 02-56.00S 038-00.20W, 02-56.00S…2023-05-18
- Underwater operations 0800Z to 2100Z daily 05 sep thru 05 mar 23 by M/V paracuru in 04-52.42S 036-22.45W2022-09-05
- Underwater operations 0900Z to 2100Z daily 15 aug thru 15 dec by M/V asso trentuno, M/V surffer 1871, M/V…2019-08-14
- Underwater operations 0900Z to 2100Z daily 02 aug thru 15 dec by M/V surffer 1871, M/V surffer 1930 and M/V…2019-08-01
- Underwater operations 0800Z to 2300Z daily 01 thru 15 jul by M/V sentosa, barge smitbarge 1 and M/V corenav…2019-06-30
- Underwater operations 0800Z to 2300Z daily 03 thru 20 jun by tug sentosa, barge smitbarge 1 and M/V corenav…2019-06-02
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 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.