Surveys
Underwater operations in progress until 21 apr by M/V skandi hav in area bound by 03-25S 038-06W, 03-41S…
HYDROLANT 1183/01
- issued
- 2001-04-17 16:09Z
- status
- cancelled 2001-04-22 00:00Z (archive)
- cancels
- HYDROLANT 1157/01
- authority
- NAVAREA V 695/01 AOR-E EGC #803 171131Z APR 01; NAVAREA VI 106/01 AOR-W EGC #558 171400Z APR 01
- sea
- South Atlantic Ocean
- position
- -3.586, -38.118
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 21 APR BY M/V SKANDI HAV IN AREA BOUND BY 03-25S 038-06W, 03-41S 038-16W, 03-40S 038-13W, 03-40S 038-12W, 03-40S 038-05W, 03-41S 038-01W, 03-40S 038-00W. TWO MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 1157/01(23). 3. CANCEL THIS MSG 22 APR.
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
- 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
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month of issue, all years in the archive
Timeline
- Man overboard in 37-39S 054-51W at 131515Z aprcancels · 2001-04-14
- Man overboard in 37-39S 054-51W at 131515Z aprreplaced · 2001-04-14
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
84 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.