Cable ops

Seismic survey 280300Z to 310259Z oct by M/V discoverer in area bound by 26-38S 046-06W, 26-38S 046-00W,…

HYDROLANT 1823/08

issued: 2008-10-29 16:26Z
status: cancelled 2008-10-29 18:37Z (archive)
self-cancels: 2008-10-31 03:59Z
authority: NAVAREA V S 677/08 291506Z OCT 08.
sea: South Atlantic Ocean
position: -28.433, -46.563
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY 280300Z TO 310259Z OCT
   BY M/V DISCOVERER IN AREA BOUND BY
   26-38S 046-06W, 26-38S 046-00W,
   29-02S 046-47W, 29-02S 046-41W.
   SIX MILE BERTH REQUESTED.
2. CANCEL THIS MSG 310359Z OCT.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2008-10-28 03:00Z	2008-10-31 02:59Z	—	71 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

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

Season · when cable & pipeline work happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 300259Z oct by M/V discoverer in area bound by 28-14S 044-54W, 28-17S…cancelled by · 2008-10-29

Nearby now · within 120 nm

Survey operations 10 thru 17 aug by M/V ramform titan towing 12 9000 meter long cables in area bound by…Surveys · 43.3 nm
Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92WSurveys · 72.1 nm
Ponta da galheta light 27-34.55S 048-24.99W unlit until 31 augNav aids · 110.9 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.