Surveys
Underwater survey operations in progress until further notice by M/V western patriot towing 3000 meter long…
HYDROLANT 2035/97
- issued
- 1997-12-25 15:32Z
- status
- cancelled 1999-03-12 00:00Z (archive)
- position
- 42.486, 15.137
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V WESTERN PATRIOT TOWING 3000 METER LONG CABLE WITH TAILBUOY IN AREA BOUND BY 42-44N 015-10E, 42-32N 015-30E, 42-14N 014-57E, 42-24N 014-50E. WIDE BERTH REQUESTED.
This area · survey operations
81 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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- Survey operations 07 nov thru 31 dec by M/V polar empress towing one five mile long cable in area bound by…2018-11-02
- 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 along trackline joining…2013-12-06
- Underwater operations in progress until further notice by M/V northern explorer along trackline joining…2013-12-04
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT messages in force 120800Z mar 99cancelled by · 1999-03-12
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.