Surveys
Survey operations in progress until further notice by M/V ridley thomas vicinity of trackline joining…
England-southwest Coast · HYDROLANT 1250/14
- issued
- 2014-05-16 19:13Z
- status
- cancelled 2014-05-17 10:14Z (archive)
- authority
- WZ 714/14 161810Z MAY 14.
- position
- 49.920, -5.995
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
ENGLAND-SOUTHWEST COAST. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V RIDLEY THOMAS VICINITY OF TRACKLINE JOINING 49-53.8N 006-17.4W, 49-55.2N 006-04.0W, 49-55.0N 006-01.5W, 49-56.1N 005-50.0W, 49-55.5N 005-45.7W, 49-56.7N 005-42.2W. WIDE BERTH REQUESTED.
This area · survey operations
786 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
- 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 27 oct thru 02 nov 22 along trackline joining 48-04.62N 009-30.35W, 47-27.00N 008-32.00W,…2022-10-25
- Survey operations 18 thru 30 oct by M/V cotes de la manche in area bound by 47-43.95N 004-25.41W, 47-32.38N…2022-10-15
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT warnings in force 170900Z may 14cancelled by · 2014-05-17
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 57.3 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.