Surveys
Underwater operations in progress until further notice by M/V havila reel vicinity 55-20N 005-57W
HYDROLANT 647/01
- issued
- 2001-02-23 09:10Z
- status
- cancelled 2001-02-24 15:36Z (archive)
- cancels
- HYDROLANT 634/01HYDROLANT 646/01
- authority
- WZ 450/01 230726Z FEB 01; WZ 451/01 230846Z FEB 01
- sea
- Inner Seas off the West Coast of Scotland
- position
- 55.333, -5.950
- 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 55-20N 005-57W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 634/01(37), OPERATIONS COMPLETED. 3. CANCEL HYDROLANT 646/01.
This area · survey operations
256 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
- Underwater operations in progress until further notice by M/V pasvik vicinity of trackline joining 50-21N…cancels · 2001-02-21
- Underwater operations in progress until further notice by M/V havila reel vicinity 54-55N 005-29Wcancels · 2001-02-22
- Underwater operations in progress until further notice by M/V pasvik vicinity of trackline joining 50-21N…replaced · 2001-02-21
- Underwater operations in progress until further notice by M/V havila reel vicinity 54-55N 005-29Wreplaced · 2001-02-22
- Hydrogaphic survey in progress until further notice by M/V marine explorer towing equipment in area bound by…cancelled by · 2001-02-24
Nearby now · within 120 nm
- Mew island light 54-41.90N 005-30.80W unreliableNav aids · 41 nm
- Mf dsc service off air at tiree 56-30.20N 006-57.80WNav aids · 78.1 nm
Worldwide now
86 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.