Surveys
Underwater operations in progress until further notice by M/V havila reel vicinity of trackline between…
HYDROLANT 1527/01
- issued
- 2001-05-26 00:36Z
- status
- cancelled 2001-05-29 18:26Z (archive)
- cancels
- HYDROLANT 1459/01
- authority
- WZ 1156/01 252347Z MAY 01
- sea
- Celtic Sea
- position
- 50.683, -8.717
- 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 OF TRACKLINE BETWEEN 50-23N 009-21W AND 50-59N 008-05W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1459/01.
This area · survey operations
554 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
- 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
- Survey operations 03 thru 22 jun by M/V cote de la manche with submersible in area bound by 48-34N 008-24W,…2021-06-01
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
- Underwater operations in progress until further notice by M/V havila reel vicinity of trackline joining…cancels · 2001-05-20
- Underwater operations in progress until further notice by M/V havila reel vicinity of trackline joining…replaced · 2001-05-20
- Underwater operations in progress until further notice by cableship monarch within one mile 51-34.6N 001-56.3Ecancelled by · 2001-05-29
Nearby now · within 120 nm
Nothing else in force within 120 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.