Surveys

Survey operations 27 may thru 01 sep by M/V situla in area bound by 46-08.40N 001-15.23W, 46-06.80N…

Bay of Biscay · France · HYDROLANT 1161/23

issued
2023-05-25 15:15Z
status
cancelled 2023-09-02 00:01Z (archive)
self-cancels
2023-09-02 00:01Z
authority
AVURNAV BREST 172/23 251453Z MAY 23.
position
45.875, -1.883
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BAY OF BISCAY.
FRANCE.
DNC 08.
1. SURVEY OPERATIONS 27 MAY THRU 01 SEP
   BY M/V SITULA IN AREA BOUND BY
   46-08.40N 001-15.23W, 46-06.80N 001-17.33W,
   46-07.53N 001-24.24W, 46-08.04N 001-29.20W,
   46-03.91N 001-32.49W, 45-59.54N 001-41.06W,
   45-59.09N 001-42.06W, 45-58.51N 001-43.30W,
   45-53.93N 001-54.14W, 45-56.36N 001-56.60W,
   45-51.77N 002-12.23W, 45-41.91N 002-06.94W,
   45-46.24N 001-46.83W, 45-51.72N 001-52.01W,
   45-56.75N 001-41.99W, 45-57.47N 001-40.69W,
   46-01.35N 001-34.61W, 46-05.90N 001-27.52W,
   46-05.38N 001-23.84W, 46-05.14N 001-17.50W,
   46-07.74N 001-14.85W, 46-08.77N 001-10.23W,
   46-09.56N 001-13.72W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 020001Z SEP 23.

This area · survey operations

70 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

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05
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15
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24

Season · when survey operations happen here

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M
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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

73 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.