Surveys

Underwater operations by M/V pourquoi pas 04 thru 06 jun in area between 36-00N 40-00N and 028-00W 034-00W

HYDROLANT 1013/09

issued: 2009-06-02 16:28Z
status: cancelled 2009-06-03 16:46Z (archive)
authority: NAVAREA II 138/09 021600Z JUN 09.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS BY M/V POURQUOI PAS
   04 THRU 06 JUN IN AREA BETWEEN
   36-00N 40-00N AND 028-00W 034-00W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 07 JUN.

Timeline

Loran-c station anthorn, rate 6731-Y, off air 040900Z to 041700Z juncancelled by · 2009-06-03

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.