Cable ops

Seismic survey in progress until 052359Z jul by M/V geco triton towing eight 4100 meter long cables in area…

North Sea · HYDROLANT 845/11

issued
2011-05-19 02:41Z
status
cancelled 2011-07-01 07:24Z (archive)
self-cancels
2011-07-06 00:59Z
cancels
HYDROLANT 739/11
authority
NAVAREA I 128/11 190202Z MAY 11.
sea
North Sea
position
59.329, 1.552
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH SEA.
1. SEISMIC SURVEY IN PROGRESS UNTIL 052359Z JUL
   BY M/V GECO TRITON TOWING EIGHT 4100 METER
   LONG CABLES IN AREA BOUND BY
   59-29.7N 001-23.7E, 59-27.7N 001-48.7E,
   59-09.8N 001-42.7E, 59-11.7N 001-17.4E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 739/11.
3. CANCEL THIS MSG 060059Z JUL.

This area · cable & pipeline work

231 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.