Surveys
Survey operations in progress until 20 mar by M/V raisa II in area bound by 03-30.92S 038-11.75W, 03-38.21S…
Western South Atlantic · Brazil-north Coast · HYDROLANT 612/19
- issued
- 2019-02-26 05:10Z
- status
- cancelled 2019-03-21 00:01Z (archive)
- authority
- NAVAREA V COASTAL N 169/19 260243Z FEB 19.
- sea
- South Atlantic Ocean
- position
- -3.637, -38.304
- 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 UNTIL 20 MAR BY M/V RAISA II IN AREA BOUND BY 03-30.92S 038-11.75W, 03-38.21S 038-14.06W, 03-44.58S 038-26.88W, 03-43.92S 038-27.22W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 21 MAR 19.
This area · survey operations
78 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- 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
- Survey operations in progress 0800Z to 1700Z daily until 23 jul by M/V raisa II in area bound by 03-43.71S…2020-07-17
- 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
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
83 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.