Surveys
Survey operations in progress until 300700Z sep by M/V sw tasman and M/V sw cook in area bound by 56-20N…
North Sea · HYDROLANT 2638/19
- issued
- 2019-08-30 08:38Z
- status
- cancelled 2019-09-11 06:08Z (archive)
- self-cancels
- 2019-09-30 08:00Z
- authority
- NAVAREA I 123/19 300531Z AUG 19.
- sea
- North Sea
- position
- 56.259, 3.403
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH SEA. DNC 21. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 300700Z SEP BY M/V SW TASMAN AND M/V SW COOK IN AREA BOUND BY 56-20N 003-10E, 56-24N 003-26E, 56-11N 003-38E, 56-07N 003-23E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 300800Z SEP 19.
This area · survey operations
173 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
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- Survey operations in progress until further notice by M/V amazon conqueror towing eight 1609 meter long…2026-07-31
- 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 ramform atlas towing 14 6000 meter long cables in…2023-09-27
- Survey operations in progress until further notice by M/V kommandor towing 1300 meter long cables in area…2023-09-17
- Survey operations in progress until further notice by M/V ramform atlas towing 14 6000 meter long cables in…2023-09-04
- Survey operations in progress until further notice by M/V amazon conqueror towing 6500 meter long cables in…2023-08-18
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
86 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.