Cable ops

Seismic survey in progress until further notice by M/V ramform vanguard towing 12 8100 meter long cables in…

North Sea · HYDROLANT 2020/16

issued
2016-08-09 10:25Z
status
cancelled 2016-09-11 00:40Z (archive)
authority
NAVAREA I 135/16 090945Z AUG16.
sea
North Sea
position
57.229, 2.632
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH SEA.
DNC 20, DNC 21.
SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE
BY M/V RAMFORM VANGUARD TOWING 12
8100 METER LONG CABLES IN AREA BOUND BY
56-47.23N 002-12.04E, 57-11.21N 003-33.12E,
57-40.29N 003-04.26E, 57-16.13N 001-42.33E.
SEVEN MILE BERTH REQUESTED.

This area · cable & pipeline work

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

99
00
05
10
15
20
23

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

Nearby now · within 120 nm

Nothing else in force 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.