Surveys
Underwater operations in progress until further notice by M/V aquamarine vicinity 51-22.4N 001-42.6E
HYDROLANT 623/00
- issued
- 2000-02-19 14:02Z
- status
- cancelled 2000-03-03 10:10Z (archive)
- cancels
- HYDROLANT 578/00
- authority
- WZ 329/00 191257Z FEB 00
- position
- 51.373, 1.710
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V AQUAMARINE VICINITY 51-22.4N 001-42.6E. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 578/00.
This area · survey operations
477 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V mintaka I in vicinity of trackline joining…2023-08-06
- Survey operations 15 sept thru 20 oct by M/V thlassa in vicinity of trackline joining 48-30.00N 006-00.00W,…2022-09-14
- Underwater operations in progress until further notice by M/V uilenspiegel and c/s responder in vicinity of…2022-07-18
- Survey operations in progress until further notice by M/V nora b in vicinity of trackline joining 51-22.80N…2022-07-16
- Survey operations in progress until further notice by M/V nora b in vicinity of trackline joining 50-46.80N…2022-07-12
- Underwater operations in progress until further notice by M/V uilenspiegel in vicinity of trackline joining…2022-07-09
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Underwater operations in progress until further notice by M/V aquamarine vicinity 51-20.6N 001-50.0Ecancels · 2000-02-15
- Underwater operations in progress until further notice by M/V aquamarine vicinity 51-20.6N 001-50.0Ereplaced · 2000-02-15
- HYDROLANT messages in force 030900Z mar 2000cancelled by · 2000-03-03
Nearby now · within 120 nm
- Goodwin sands eastwardsNav aids · 9.9 nm
- Sandettie west buoy 51-15.1N 001-54.5E missingNav aids · 10.4 nm
- Turbine G27, 52-19.8N 002-33.5E, fog signal inoperativeNav aids · 65.5 nm
- Mid haisbro buoy 52-54.2N 001-41.6E unlitNav aids · 91.9 nm
- Leman gas fieldNav aids · 102.9 nm
- Platform southwark 53-11.0N 002-05.8E unlit and all navaids inoperativeNav aids · 109.6 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.