Surveys
Hydrographic survey by M/V thalassa: a. 06 and 07 mar in area bound by 48-00N 006-20W, 47-00N 004-30W,…
HYDROLANT 502/03
- issued
- 2003-03-05 16:20Z
- status
- cancelled 2003-03-10 00:00Z (archive)
- authority
- NAVAREA II 81/03 051000Z MAR 03
- sea
- Celtic Sea
- position
- 46.892, -5.150
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HYDROGRAPHIC SURVEY BY M/V THALASSA:
A. 06 AND 07 MAR IN AREA BOUND BY
48-00N 006-20W, 47-00N 004-30W,
46-30N 005-00W, 47-20N 007-00W.
B. 08 AND 09 MAR IN AREA BOUND BY
47-30N 005-00W, 46-40N 005-30W,
45-40N 004-00W, 46-20N 003-30W.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 10 MAR.
This area · survey operations
398 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
24
- Survey operations 19 apr thru 28 may by M/V thalassa along trackline joining 47-50.31N 004-08.86W, 43-22.95N…2024-04-17
- Survey operations 09 thru 13 oct by M/V minibex in area bound by 45-44.78N 001-55.27W, 45-53.86N 002-02.56W,…2023-10-06
- Underwater operations 02 thru 11 oct by M/V atalante in area bound by 47-26.59N 006-34.33W, 46-52.40N…2023-09-29
- Survey operations in progress until 060001Z oct by M/V pourquoi pas in area bound by 47-17.05N 009-17.05W,…2023-09-25
- Survey operations in progress until 112200Z oct by M/V emma bardan in area bound by 48-00.00N 005-50.00W,…2023-08-16
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
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
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.