Surveys

Underwater operations in progress until 23 may by submersible glider along trackline between 39-48.9N…

Western Mediterranean Sea · Sardinia · Balearic Islands · HYDROLANT 1304/18

issued
2018-04-24 12:21Z
status
cancelled 2018-05-24 00:01Z (archive)
authority
NAVAREA III 347/18 241157Z APR 18.
sea
Mediterranean Sea - Western Basin
position
39.813, 6.429
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN MEDITERRANEAN SEA.
SARDINIA.
BALEARIC ISLANDS.
DNC 08.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL
   23 MAY BY SUBMERSIBLE GLIDER ALONG TRACKLINE
   BETWEEN 39-48.9N 008-20.4E AND 39-48.7N 004-31.1E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 24 MAY 18.

This area · survey operations

102 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

98
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05
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24

Season · when survey operations happen here

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A
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

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.