Cable ops

Seismic survey in progress until further notice by M/V wg tasman towing ten 4600 meter long cables in area…

North Sea · HYDROLANT 1365/11

issued: 2011-08-26 14:20Z
status: cancelled 2011-09-21 15:38Z (archive)
authority: NAVAREA I 225/11 261155Z AUG 11.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH SEA.
SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE
BY M/V WG TASMAN TOWING TEN 4600 METER LONG
CABLES IN AREA BETWEEN
56-15.40N 56-05.70N AND 004-10.90E 004-26.35E.
WIDE BERTH REQUESTED.

Timeline

Cancel HYDROLANT 1365/11 and this msg, survey completedcancelled by · 2011-09-21

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.