Cable ops

Seismic survey in progress until 11 mar by M/V cgg harmattan towing 6000 meter long cable in area between…

HYDROLANT 831/00

issued: 2000-03-06 07:55Z
status: cancelled 2000-03-12 06:00Z (archive)
authority: NAVAREA V 539/00 060510Z MAR 00
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 11 MAR BY
   M/V CGG HARMATTAN TOWING 6000 METER LONG CABLE IN
   AREA BETWEEN 20-10S 20-20S AND 038-25W 039-30W.
   5.5 MILE BERTH REQUESTED.
2. CANCEL THIS MSG 12 MAR.

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

41 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.