Cable ops

Seismic survey in progress until 130159Z jan by M/V western monarch towing three mile long cables and M/V…

Brazil-southeast Coast · HYDROLANT 44/12

issued: 2012-01-06 02:57Z
status: cancelled 2012-01-13 02:59Z (archive)
self-cancels: 2012-01-13 02:59Z
authority: NAVAREA V E 17/12 060037Z JAN 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTHEAST COAST.
1. SEISMIC SURVEY IN PROGRESS UNTIL 130159Z JAN BY
   M/V WESTERN MONARCH TOWING THREE MILE LONG CABLES
   AND M/V GECO DIAMOND TOWING 250 METER LONG CABLE
   IN AREA BETWEEN
   21-54S 22-21S AND 040-12W 039-30W.
   SIX MILE BERTH REQUESTED.
2. CANCEL THIS MSG 130259Z JAN.

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.