Cable ops

Seismic survey in progress until 300159Z nov by M/V western monarch and M/V geco diamond towing three mile…

Brazil-southeast Coast · HYDROLANT 1997/11

issued: 2011-11-27 00:07Z
status: cancelled 2011-11-30 02:59Z (archive)
self-cancels: 2011-11-30 02:59Z
authority: NAVAREA V E 1106/11 27 NOV 11.//
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTHEAST COAST.
1. SEISMIC SURVEY IN PROGRESS UNTIL 300159Z NOV
   BY M/V WESTERN MONARCH AND M/V GECO DIAMOND
   TOWING THREE MILE LONG CABLES
   IN AREA BETWEEN
   21-54S 22-21S AND 040-12W 039-30W.
   SIX MILE BERTH REQUESTED.
2. CANCEL THIS MSG 300259Z NOV.

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work →

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.