Surveys

Underwater operations 14 nov thru 05 dec by M/V ridley thomas with submersible in area between 03-30N 05-15N…

HYDROLANT 2206/09

issued: 2009-11-13 17:23Z
status: cancelled 2009-12-06 00:01Z (archive)
authority: NAVAREA II 312/09 131633Z NOV 09.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 14 NOV THRU 05 DEC
   BY M/V RIDLEY THOMAS WITH SUBMERSIBLE
   IN AREA BETWEEN
   03-30N 05-15N AND 003-40W 004-10W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 06 DEC.

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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.