Surveys
Underwater operations in progress until further notice by M/V trollnes vicinity: a. 54-14N 004-57W
HYDROLANT 4172/00
- issued
- 2000-12-20 10:40Z
- status
- cancelled 2000-12-26 14:32Z (archive)
- authority
- WZ 2402/00 200936Z DEC 00
- position
- 54.575, -5.225
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V TROLLNES VICINITY: A. 54-14N 004-57W. B. 54-55N 005-30W. WIDE BERTH REQUESTED.
This area · survey operations
285 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V sw amundsen towing seven 2200 meter long cables in…2024-04-18
- Survey operations in progress until further notice by M/V sw bly towing four 2300 meter long cables, marked…2022-05-08
- Survey operations in progress until further notice by M/V sw bly towing four 2300 meter long cables, marked…2022-04-17
- Survey operations in progress until further notice by S/V ocean resolution in area bound by 54-05.6N…2021-08-26
- Survey operations in progress until further notice by M/V ocean resolution in area bound by 54-05.6N…2021-08-02
- Survey operations in progress until further notice by M/V ocean resolution in area bound by 54-05.6N…2021-07-27
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- Mew island light 54-41.90N 005-30.80W unreliableNav aids · 12.5 nm
- Walney extension wind farmNav aids · 53.5 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.