Cable ops
Seismic survey in progress until further notice by M/V ramform challenger towing 12 3600 meter long cables…
HYDROLANT 340/09
- issued
- 2009-02-18 08:20Z
- status
- cancelled 2009-05-05 02:53Z (archive)
- cancels
- HYDROLANT 239/09
- authority
- NAVAREA VII 40/09 180610Z FEB 09.
- sea
- South Atlantic Ocean
- position
- -7.846, 12.065
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE BY M/V RAMFORM CHALLENGER TOWING 12 3600 METER LONG CABLES IN AREA BOUND BY 07-31S 012-06E, 07-46S 012-17E, 08-08S 012-22E, 08-11S 012-04E, 07-58S 011-51E, 07-41S 011-47E, 07-31S 011-51E. FIVE MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 239/09.
This area · cable & pipeline work
66 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
99
00
05
10
15
20
25
26
- Survey operations in progress until 22 aug by cableship nautilus in: a. 06-16.56S 011-14.56E2026-08-04
- Cable operations 201200Z oct until further notice by cableship leon thevenin in 05-43.00S 012-06.00E2023-10-18
- Cable operations 021200Z oct until further notice by cableship leon thevenin in area bound by 05-36.00S…2023-09-30
- Survey operations 211200Z to 251200Z may by cableship leon thevnin in areas within one mile of: a. 09-34.4S…2018-05-18
- Cable operations in progress until 06 feb 18 by cableship descartes along trackline joining 09-43S 010-25E,…2017-12-28
- Cable operations in progress until 30 dec by cableship rene descartes with submersible in area within two…2017-12-18
Season · when cable & pipeline work happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Seismic survey in progress until further notice by M/V ramform challenger towing 12 6000 meter long cables…cancels · 2009-02-04
- Seismic survey in progress until further notice by M/V ramform challenger towing 12 6000 meter long cables…replaced · 2009-02-04
- Seismic survey in progress until further notice by M/V ramform challenger towing 12 5100 meter long cables…cancelled by · 2009-05-05
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.