Surveys
Underwater operations in progress until further notice by M/V toisa conqueror within two miles of 50-46N…
HYDROLANT 3125/01
- issued
- 2001-12-08 10:50Z
- status
- cancelled 2001-12-10 08:10Z (archive)
- cancels
- HYDROLANT 3116/01
- authority
- WZ 2299/01 080816Z DEC 01; VRCC PIRAEUS AOR-E EGC 030 080400Z DEC 01
- sea
- Celtic Sea
- position
- 50.767, -5.733 · r 2.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V TOISA CONQUEROR WITHIN TWO MILES OF 50-46N 005-44W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 3116/01(54).
This area · survey operations
731 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
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- 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
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- M/V medtrader sinking in 38-55N 025-12Ecancels · 2001-12-07
- M/V medtrader sinking in 38-55N 025-12Ereplaced · 2001-12-07
- Underwater operations in progress until further notice by M/V toisa conqueror vicinity 50-46N 006-08Wcancelled by · 2001-12-10
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 49.1 nm
Worldwide now
84 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.