Surveys
Underwater operations in progress until further notice by M/V havila reel vicinity: a. 55-25.8N 006-02.2W,…
HYDROLANT 458/01
- issued
- 2001-02-07 18:53Z
- status
- cancelled 2001-02-09 13:13Z (archive)
- cancels
- HYDROLANT 437/01
- authority
- WZ 313/01 071617Z FEB 01; GIHA
- position
- 55.410, -6.288
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V HAVILA REEL VICINITY: A. 55-25.8N 006-02.2W, B. 55-23.4N 006-32.4W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 437/01(GEN).
This area · survey operations
249 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
- Nima maritime safety information center website off air 082100Z to 090100Z febcancels · 2001-02-06
- Nima maritime safety information center website off air 082100Z to 090100Z febreplaced · 2001-02-06
- Underwater operations in progress until further notice by M/V havila reel vicinity 54-29.3N 004-57.6Wcancelled by · 2001-02-09
Nearby now · within 120 nm
- Mew island light 54-41.90N 005-30.80W unreliableNav aids · 50.4 nm
- Mf dsc service from tiree site 56-30.2N 006-57.8W off airNav aids · 69.5 nm
- Mf dsc service off air at tiree 56-30.20N 006-57.80WNav aids · 69.5 nm
- Walney extension wind farmNav aids · 113.2 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.