Surveys
Underwater operations 191200Z to 250001Z mar by vessels with submersibles in area between 56-00N 56-18N and…
HYDROLANT 545/09
- issued
- 2009-03-19 07:01Z
- status
- cancelled 2009-03-25 01:01Z (archive)
- self-cancels
- 2009-03-25 01:01Z
- authority
- WZ 365/09 190551Z MAR 09.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 191200Z TO 250001Z MAR BY VESSELS WITH SUBMERSIBLES IN AREA BETWEEN 56-00N 56-18N AND 002-00W 002-52W. 2. CANCEL THIS MSG 250101Z MAR.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-03-19 12:00Z | 2009-03-25 00:01Z | — | 132 h 01 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
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.