Surveys
Underwater operations in progress until further notice by M/V havila reel vicinity of trackline between…
HYDROLANT 1802/01
- issued
- 2001-06-21 23:40Z
- status
- cancelled 2001-06-23 00:01Z (archive)
- authority
- WZ 1334/01 212256Z JUN 01
- sea
- Celtic Sea
- position
- 50.467, -7.533
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V HAVILA REEL VICINITY OF TRACKLINE BETWEEN 50-50N 005-44W AND 50-06N 009-20W. WIDE BERTH REQUESTED.
This area · survey operations
706 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 20 jul by M/V celtic explorer in vicinity of trackline joining 47-30.00N…2023-06-14
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- 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
- Survey operations in progress until 10 sep by M/V laperouse and M/V borda along trackline joining 48-27.48N…2022-09-01
- Survey operations 04 thru 14 aug by M/V thalassa in 47-36.72N 007-32.19W2022-08-02
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 110.7 nm
Worldwide now
86 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.