Surveys
Survey operations in progress until 31 jul by M/V ramform tethys towing 14 4000 meter long cables in area…
Norwegian Sea · Norway · HYDROARC 74/20
- issued
- 2020-06-03 20:23Z
- status
- cancelled 2020-06-28 06:24Z (archive)
- authority
- NAVAREA XIX 53/20 031832Z JUN 20.
- position
- 71.281, 22.254
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORWEGIAN SEA. NORWAY. DNC 22. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 JUL BY M/V RAMFORM TETHYS TOWING 14 4000 METER LONG CABLES IN AREA BOUND BY 71-13.43N 022-48.20E, 71-18.52N 023-01.15E, 71-30.53N 022-13.57E, 71-13.16N 021-31.50E, 71-04.40N 022-05.27E. FIVE MILE BERTH REQUESTED. 2. CANCEL THIS MSG 01 AUG 20.
This area · survey operations
24 within 180 nm since 2012 · 0 in the last 12 months · 0 in force now
12
15
20
23
- Underwater operations 172100Z to 202100Z sep in area bound by 74-03.00N 025-42.50E, 74-03.00N 023-54.50E,…2023-09-13
- Survey operations 16 may thru 24 jun by M/V ramform hyperion towing 14 six mile long cables, M/V thor omega…2023-05-11
- Survey operations in progress until further notice by M/V ramford hyperion towing 12 4050 meter long cables…2022-07-11
- Survey operations 05 jul until further notice by M/V ramform vanguard towing 12 4050 meter long cables in…2022-07-04
- Survey operations in progress until further notice by M/V ramform hyperion towing 8000 meter long cables,…2021-05-21
- Survey operations in progress until 30 sep by M/V ramform tethys towing 16 10000 meter long cables in area…2020-07-05
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROARC 74/20 and this msgcancelled by · 2020-06-28
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
73 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.