Surveys
Underwater operations in progress until further notice within 500 yards of 44-37.6N 013-55.9E
HYDROLANT 854/01
- issued
- 2001-03-14 14:28Z
- status
- cancelled 2001-05-04 09:15Z (archive)
- authority
- MARIDIPART ANCONA 12/01 140912A MAR 01
- position
- 44.627, 13.932 · r 0.2 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE WITHIN 500 YARDS OF 44-37.6N 013-55.9E. WIDE BERTH REQUESTED.
This area · survey operations
42 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
97
00
05
10
15
- Underwater operations 04 thru 31 oct within 500 meters of 44-40.27N 013-12.48E2015-10-03
- Underwater operations in progress until 202359Z dec by M/V northern explorer in area bound by 44-40.5N…2013-12-16
- Underwater operations in progress until further notice by M/V northern explorer in area bound by 44-44N…2013-12-11
- Underwater operations in progress until further notice by M/V northern explorer in area bound by 42-06.1N…2013-11-16
- Underwater operations in progress until 11 nov by M/V northern explorer in area bound by 42-52.2N 016-03.1E,…2013-11-10
- Underwater operations in progress until 26 oct by M/V northern explorer along trackline joining 43-25.6N…2013-10-24
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT messages in force 040900Z may 2001cancelled by · 2001-05-04
Nearby now · within 120 nm
Worldwide now
75 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.