Surveys

Underwater operations 220500Z to 220700Z and 230700Z to 230900Z jul by M/V aldebaran with submersible…

Celtic Sea · HYDROLANT 1767/14

issued
2014-07-21 16:45Z
status
cancelled 2014-07-23 10:00Z (archive)
self-cancels
2014-07-23 10:00Z
authority
NAVAREA II 250/14 211629Z JUL 14.
sea
Celtic Sea
position
48.728, -5.978
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

CELTIC SEA.
1. UNDERWATER OPERATIONS 220500Z TO 220700Z AND
   230700Z TO 230900Z JUL BY M/V ALDEBARAN
   WITH SUBMERSIBLE VICINITY OF:
   A. 48-43.83N 005-58.62W.
   B. 48-43.55N 005-58.79W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 231000Z JUL 14.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2014-07-22 05:00Z2014-07-22 07:00Z2 h
2014-07-23 07:00Z2014-07-23 09:00Z2 h

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

776 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

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23

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

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.