Surveys

Underwater operations in progress until 27 feb by M/V manning in area bound by 44-12.42N 009-31.62E,…

HYDROLANT 454/02

issued
2002-02-25 15:24Z
status
cancelled 2002-02-28 00:00Z (archive)
cancels
HYDROLANT 380/02HYDROLANT 443/02
authority
MARIDIPART LA SPEZIA 80/02 211455Z FEB 02; NAVAREA V 237/02 251230Z FEB 02
sea
Ligurian Sea
position
44.180, 9.572
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 27 FEB
   BY M/V MANNING IN AREA BOUND BY 44-12.42N 009-31.62E,
   44-12.21N 009-31.38E, 44-11.15N 009-33.42E,
   44-09.46N 009-35.60E, 44-09.97N 009-36.48E.
2. CANCEL HYDROLANT 380/02 AND 443/02(24).
3. CANCEL THIS MSG 28 FEB.

This area · survey operations

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

98
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Season · when survey operations happen here

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M
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month of issue, all years in the archive

Timeline

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.