Cable ops

Seismic survey in progress until 02 mar by M/V cgg harmattan towing six 6500 meter long cables in area…

HYDROLANT 697/01

issued: 2001-03-01 14:03Z
status: cancelled 2001-03-03 00:00Z (archive)
cancels: HYDROLANT 659/01
authority: WZ 511/NAVAREA V 394/01; NAVAREA V 393/01 011231Z MAR 01 AOR-E EGC 491
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 02 MAR BY M/V CGG HARMATTAN
   TOWING SIX 6500 METER LONG CABLES IN AREA BETWEEN 19-50S 20-26S
   AND 039-05W 039-45W. FOUR MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 659/01.
3. CANCEL THIS MSG 03 MAR.

Timeline

Atol das rocas light 03-51.4S 033-49.2W unlitcancels · 2001-02-24
Atol das rocas light 03-51.4S 033-49.2W unlitreplaced · 2001-02-24

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.