Surveys
Underwater operations in progress until further notice by M/V ares vicinity of trackline between 51-21.5N…
HYDROLANT 365/01
- issued
- 2001-01-31 11:55Z
- status
- cancelled 2001-02-01 07:20Z (archive)
- cancels
- HYDROLANT 311/01HYDROLANT 358/01
- authority
- WZ 239/01 311114Z JAN 01; WZ 237/01 310937Z JAN 01
- sea
- Celtic Sea
- position
- 51.297, -7.200
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V ARES VICINITY OF TRACKLINE BETWEEN 51-21.5N 006-51.6W AND 51-14.1N 007-32.4W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 311/01 AND 358/01.
This area · survey operations
641 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- 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
- Underwater operations in progress until further notice by unmanned submersible ALR4 in vicinity of trackline…2022-06-10
- Underwater operations in progress until further notice by submersible in vicinity of trackline joining…2022-05-10
- Underwater operations in progress until further notice by c/s ile daix in vicinity of trackline joining…2021-03-30
- Survey operations in progress until further notice by M/V fugro mercator, M/V fugro seeker and M/V spectrum…2021-03-25
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Unexploded ordnance vicinity 49-29.4N 000-15.4Wcancels · 2001-01-26
- Underwater operations in progress until further notice by M/V ares vicinity of trackline between 51-21.5N…cancels · 2001-01-31
- Unexploded ordnance vicinity 49-29.4N 000-15.4Wreplaced · 2001-01-26
- Underwater operations in progress until further notice by M/V ares vicinity of trackline between 51-21.5N…replaced · 2001-01-31
- Underwater operations in progress until further notice by M/V ares vicinity of trackline between 51-20N…cancelled by · 2001-02-01
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 113 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.