Surveys

Underwater operations by M/V marion dufresne: a. 25 jun vicinity of trackline between 46-48N 007-01W and…

HYDROLANT 1225/03

issued
2003-06-24 17:30Z
status
cancelled 2003-06-26 18:15Z (archive)
authority
NAVAREA II 207/03 241412Z JUN 03; NAVAREA II 208/03 241515Z JUN 03
sea
North Atlantic Ocean
position
47.080, -7.272
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS BY M/V MARION DUFRESNE:
   A. 25 JUN VICINITY OF TRACKLINE BETWEEN
      46-48N 007-01W AND 47-23N 007-10W.
   B. 26 JUN VICINITY OF TRACKLINE BETWEEN
      47-01N 007-45W AND 47-04N 007-56W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 27 JUN.

This area · survey operations

358 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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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.