Surveys

Underwater operations in progress until 31 dec by tug messico within six miles of 44-14.1N 009-01.3E

HYDROLANT 2476/99

issued
1999-11-18 21:40Z
status
cancelled 2000-01-01 06:00Z (archive)
authority
MARIDIPART LA SPEZIA 664/99 181408Z NOV 99
sea
Ligurian Sea
position
44.235, 9.022 · r 6.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY TUG MESSICO WITHIN SIX MILES OF
   44-14.1N 009-01.3E. WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 01 JAN 2000.

This area · survey operations

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

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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.