Surveys
Underwater operations 25 mar by M/V thalassa along trackline between 46-48N 005-55W and 46-00N 005-55W
Eastern North Atlantic · Bay of Biscay · HYDROLANT 659/12
- issued
- 2012-03-24 22:51Z
- status
- cancelled 2012-03-26 00:01Z (archive)
- authority
- NAVAREA II 98/12 242041Z MAR 12.
- sea
- North Atlantic Ocean
- position
- 46.400, -5.917
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. BAY OF BISCAY. 1. UNDERWATER OPERATIONS 25 MAR BY M/V THALASSA ALONG TRACKLINE BETWEEN 46-48N 005-55W AND 46-00N 005-55W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 26 MAR.
This area · survey operations
292 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- 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
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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.