Surveys

Underwater operations 18 aug thru 05 sep by M/V maersk defender along trackline between 37-56N 011-47E and…

HYDROLANT 1371/04

issued
2004-08-18 13:40Z
status
cancelled 2004-09-04 12:50Z (archive)
cancels
HYDROLANT 1358/04
authority
NAVAREA III 443/04 181142Z AUG 04.
sea
Mediterranean Sea - Eastern Basin
position
36.867, 13.758
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 18 AUG THRU 05 SEP
   BY M/V MAERSK DEFENDER ALONG TRACKLINE
   BETWEEN 37-56N 011-47E AND 35-48N 015-44E.
   ONE MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1358/04.
3. CANCEL THIS MSG 06 SEP.

This area · survey operations

315 within 180 nm since 1999 · 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

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

84 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.