Surveys
Underwater operations in progress until further notice by M/V geo searcher along trackline joining 54-57N…
HYDROLANT 2235/99
- issued
- 1999-10-19 00:52Z
- status
- cancelled 1999-11-05 10:15Z (archive)
- cancels
- HYDROLANT 2214/99
- authority
- WZ 1871/99 182247Z OCT 99
- position
- 55.341, -6.136
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V GEO SEARCHER ALONG TRACKLINE JOINING 54-57N 005-31W, 55-26N 006-00W, 55-29N 006-52W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2214/99.
This area · survey operations
252 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 geo searcher along trackline between 54-27N…replaced · 1999-10-15
- HYDROLANT messages in force 050900Z nov 1999cancelled by · 1999-11-05
Nearby now · within 120 nm
- Mew island light 54-41.90N 005-30.80W unreliableNav aids · 44.1 nm
- Mf dsc service off air at tiree 56-30.20N 006-57.80WOther · 75.1 nm
Worldwide now
73 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.