Surveys
Survey operations in progress by M/V geosurveyor XI along trackline joining 51-19.6N 001-45.6E and 51-19.4N…
North Sea · England · France · HYDROLANT 1656/17
- issued
- 2017-05-26 18:18Z
- status
- cancelled 2017-05-30 16:04Z (archive)
- authority
- WZ 611/17 261800Z MAY 17.
- sea
- North Sea
- position
- 51.325, 1.979
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH SEA. ENGLAND. FRANCE. DNC 20. SURVEY OPERATIONS IN PROGRESS BY M/V GEOSURVEYOR XI ALONG TRACKLINE JOINING 51-19.6N 001-45.6E AND 51-19.4N 002-11.9E. WIDE BERTH REQUESTED.
This area · survey operations
473 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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23
- 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
- Cancel HYDROLANT 1656/17 and this msg, operations suspendedcancelled by · 2017-05-30
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
83 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.