Surveys
Underwater operations in progress until further notice by M/V ace nature with submersible vicinity of…
HYDROLANT 635/01
- issued
- 2001-02-21 23:35Z
- status
- cancelled 2001-02-26 21:13Z (archive)
- authority
- WZ 443/01 212051Z FEB 01
- sea
- English Channel
- position
- 49.700, -5.300
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V ACE NATURE WITH SUBMERSIBLE VICINITY OF TRACKLINE BETWEEN 49-47N 005-23W AND 49-37N 005-13W. WIDE BERTH REQUESTED.
This area · survey operations
779 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Underwater operations 02 thru 11 oct by M/V atalante in area bound by 47-26.59N 006-34.33W, 46-52.40N…2023-09-29
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- Scientific mooring established in 47-04.22N 003-19.86W until 27 mar2023-03-21
- Oceanographic equipment temporarily established 20 thru 28 mar by M/V reborn in 47-04.22N 003-19.86W2023-03-18
- Survey operations 06 thru 11 jan by M/V belgica in area bound by 48-14.00N 005-05.00W, 47-28.00N 005-10.00W,…2023-01-04
- Underwater operations 180800Z to 192200Z nov by M/V willchallenge in vicinity of 50-19.0N 004-14.7W2022-11-17
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 635/01 and this msg, operations suspendedcancelled by · 2001-02-26
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 45.3 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.