Surveys
Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-16N…
HYDROLANT 1254/01
- issued
- 2001-04-26 14:00Z
- status
- cancelled 2001-04-26 22:33Z (archive)
- cancels
- HYDROLANT 1045/01HYDROLANT 1250/01
- authority
- WZ 937/01 260921Z APR 01; NAVAREA III 194/01 AOR-E EGC #215 261250Z APR 01; WZ 939/01 261043Z APR 01
- sea
- Celtic Sea
- position
- 51.258, -5.783
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V EAS VICINITY OF TRACKLINE BETWEEN 51-16N 006-00W AND 51-15N 005-34W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1045/01(53) AND 1239/01. 3. CANCEL HYDROLANT 1250/01.
This area · survey operations
750 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 20 jul by M/V celtic explorer in vicinity of trackline joining 47-30.00N…2023-06-14
- Underwater operations 180800Z to 192200Z nov by M/V willchallenge in vicinity of 50-19.0N 004-14.7W2022-11-17
- 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
- Survey operations in progress until 10 sep by M/V laperouse and M/V borda along trackline joining 48-27.48N…2022-09-01
- Underwater operations in progress until further notice by unmanned submersible ALR4 in vicinity of trackline…2022-06-10
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Perduto rock light 41-22N 009-19E unlitcancels · 2001-04-02
- Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-15N…cancels · 2001-04-25
- Perduto rock light 41-22N 009-19E unlitreplaced · 2001-04-02
- Fog signal at sandettie lightvessel 51-09N 001-47E at reduced powerreplaced · 2001-04-24
- Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-15N…replaced · 2001-04-25
- Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-14N…cancelled by · 2001-04-26
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 70.6 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.