Cable ops

Seismic survey in progress until 07 dec by M/V mezen towing 7350 meter long cable in area between 00-00…

HYDROLANT 2575/99

issued: 1999-11-30 06:50Z
status: cancelled 1999-12-01 09:40Z (archive)
cancels: HYDROLANT 2548/99 HYDROLANT 2561/99
authority: 1. NAVAREA V 1056/99 300358Z NOV 99; 2. NAVAREA V 1052/99, 1058/99
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 07 DEC BY M/V MEZEN
   TOWING 7350 METER LONG CABLE IN AREA BETWEEN
   00-00 01-20N AND 044-00W 045-00W.
   FIVE MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 2548/99 AND 2561/99.
3. CANCEL THIS MSG 08 DEC.

Timeline

Risca do zumbi lightship 05-11.0S 035-11.2W unlitreplaced · 1999-11-26
Seismic survey in progress until 01 dec by M/V geco tau towing 4.5 mile long cable in area bound by 14-44.7S…replaced · 1999-11-28
Seismic survey in progress until 08 dec by M/V mezen towing four mile long cable in area between 00-00…cancelled by · 1999-12-01

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.