Surveys
Survey operations 181600Z to 192359Z oct by M/V thalassa in area bound by: 46-37.0N 004-56.0W, 46-38.5N…
Eastern North Atlantic · Bay of Biscay · HYDROLANT 1713/11
- issued
- 2011-10-18 12:27Z
- status
- cancelled 2011-10-20 00:59Z (archive)
- self-cancels
- 2011-10-20 00:59Z
- authority
- NAVAREA II 372/11 180908Z OCT 11.
- sea
- Bay of Biscay
- position
- 46.494, -4.610
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. BAY OF BISCAY. 1. SURVEY OPERATIONS 181600Z TO 192359Z OCT BY M/V THALASSA IN AREA BOUND BY: 46-37.0N 004-56.0W, 46-38.5N 004-55.3W, 46-34.0N 004-45.0W, 46-33.6N 004-42.1W, 46-27.0N 004-30.0W, 46-26.2N 004-27.0W, 46-19.0N 004-11.0W, 46-19.5N 004-14.3W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 200059Z OCT.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-10-18 16:00Z | 2011-10-19 23:59Z | — | 31 h 59 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · survey operations
320 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 in progress until 302159Z jun 23 by M/V emma bardan in area bound by 46-00N 003-00W,…2023-06-07
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
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.