Surveys
Underwater operations in progress until further notice by M/V odyssey explorer within one mile of 56-13.7N…
Western North Sea · Scotland-east Coast · HYDROLANT 318/11
- issued
- 2011-02-23 00:02Z
- status
- cancelled 2011-02-27 16:28Z (archive)
- authority
- WZ 236/11 222410Z FEB 11.
- sea
- North Sea
- position
- 56.228, -2.197 · r 1.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH SEA. SCOTLAND-EAST COAST. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V ODYSSEY EXPLORER WITHIN ONE MILE OF 56-13.7N 002-11.8W. WIDE BERTH REQUESTED.
This area · survey operations
313 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 25 may by M/V ramform tethys towing 12 8000 meter long cables in area…2024-04-22
- Survey operations in progress until further notice by M/V sw amundsen towing seven 2200 meter long cables in…2024-04-18
- Survey operations in progress until further notice by M/V pxgeo 2 towing ten 4500 meter long cables in area…2023-08-16
- Survey operations in progress until further notice by M/V kommandor towing 1200 meter long cable in area…2022-10-27
- Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…2022-09-04
- Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…2022-08-28
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 318/11 and this msg, operations completedcancelled by · 2011-02-27
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
84 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.