Cable ops

Seismic survey 310300Z dec to 080259Z jan 10 by M/V western neptune towing 12 3.5 mile long cables and M/V…

HYDROLANT 2534/09

issued
2009-12-31 01:30Z
status
cancelled 2010-01-08 02:59Z (archive)
self-cancels
2010-01-08 02:59Z
cancels
HYDROLANT 2492/09
authority
NAVAREA V E 2721/09 310026Z DEC 09.
sea
South Atlantic Ocean
position
-22.580, -39.938
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY  310300Z DEC TO 080259Z JAN 10
   BY M/V WESTERN NEPTUNE TOWING 12 3.5 MILE LONG
   CABLES AND M/V GECO DIAMOND TOWING 250 METER
   LONG CABLE IN AREA BOUND BY
   21-57S 039-11W, 21-44S 039-23W,
   23-13S 040-42W, 23-25S 040-29W.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 2492/09.
3. CANCEL THIS MSG 080259Z JAN 10.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2009-12-31 03:00Z2010-01-08 02:59Z191 h 59

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · cable & pipeline work

1679 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

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21

Season · when cable & pipeline work happen here

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M
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J
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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.