Cable ops

Seismic survey in progress until 160259Z sep by M/V western neptune towing 12 3.5 mile long cables in area…

HYDROLANT 1737/09

issued
2009-09-12 06:22Z
status
cancelled 2009-09-16 03:59Z (archive)
self-cancels
2009-09-16 03:59Z
cancels
HYDROLANT 1726/09HYDROLANT 1730/09
authority
NAVAREA V E 1890/09 11 SEP 09.
sea
South Atlantic Ocean
position
-22.538, -40.016
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 160259Z SEP
   BY M/V WESTERN NEPTUNE TOWING 12
   3.5 MILE LONG CABLES IN AREA BOUND BY
   22-48S 039-48W, 22-39S 039-40W,
   22-16S 040-14W, 22-27S 040-21W.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1726/09 AND 1730/09.
3. CANCEL THIS MSG 160359Z SEP.

This area · cable & pipeline work

1685 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

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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.