Cable ops

Seismic survey in progress until 100259Z mar by M/V nps western monarch towing three mile long cables in…

Brazil-southeast Coast · HYDROLANT 471/12

issued: 2012-03-02 04:10Z
status: cancelled 2012-03-10 03:59Z (archive)
self-cancels: 2012-03-10 03:59Z
authority: NAVAREA V E 276/12 020335Z MAR 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTHEAST COAST.
1. SEISMIC SURVEY IN PROGRESS UNTIL 100259Z MAR
   BY M/V NPS WESTERN MONARCH TOWING THREE MILE
   LONG CABLES IN AREA BETWEEN
   21-44S 22-11S AND 040-05W 039-24W.
   SIX MILE BERTH REQUESTED.
2. CANCEL THIS MSG 100359Z MAR.

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.