Cable ops

Seismic survey in progress until 250300Z jul by M/V thales venturer towing 15 meter long cable in area bound…

HYDROLANT 1421/03

issued
2003-07-24 05:20Z
status
cancelled 2003-07-25 04:00Z (archive)
self-cancels
2003-07-25 04:00Z
cancels
HYDROLANT 1798/01HYDROLANT 1386/03
authority
NAVAREA V 869/03 240400Z JUL 03; WZ 956/03 240317Z JUL 03; UK HYDROGRAPHIC OFFICE 23 JUL 03
sea
South Atlantic Ocean
position
-23.510, -43.204
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 250300Z JUL
   BY M/V THALES VENTURER TOWING 15 METER LONG
   CABLE IN AREA BOUND BY
   23-14.2S 043-33.1W, 23-28.0S 042-46.4W,
   23-49.3S 042-57.3W, 23-28.6S 043-38.5W.
   TEN MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1798/01(37), WRECK REMOVED.
3. CANCEL HYDROLANT 1386/03(37), OPERATIONS COMPLETED.
4. CANCEL THIS MSG 250400Z JUL.

This area · cable & pipeline work

2099 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

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23

Season · when cable & pipeline work happen here

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month of issue, all years in the archive

Timeline

Nearby now · 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.