Survey operations in the Norwegian Sea
Hydrographic and scientific survey vessels, often towing long arrays.
- in force
- 2
- last 12 months
- 2
- vs previous 12 (0)
- —
- since 2001
- 105
Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.
In force now · 2
- NAVAREA 19 100/26in force2026-08-09Rig list for Norwegian Sea north of 65N, east of 5W lists four rigs with 500 metre safety zones at 091830 UTC August 26.Riglist
- HYDROLANT 1297/26in force2026-07-03Survey operations are in progress by vessel Ramform Atlas towing long cables in the North Sea off Norway; a three-mile berth is requested.North Sea · Norway
Longest in force
- HYDROLANT 1297/26in force2026-07-03 · 49 dSurvey operations are in progress by vessel Ramform Atlas towing long cables in the North Sea off Norway; a three-mile berth is requested.North Sea · Norway
- NAVAREA 19 100/26in force2026-08-09 · 12 dRig list for Norwegian Sea north of 65N, east of 5W lists four rigs with 500 metre safety zones at 091830 UTC August 26.Riglist
By month (all years)
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Other hazards in the Norwegian Sea
Archive · 103 cancelled
- HYDROLANT 2210/192019-07-20 → 2019-08-24Survey operations in progress until further notice by M/V sw amundsen towing 12 7000 meter long cables in…Norwegian Sea · Norway
- HYDROARC 132/192019-07-16 → 2019-11-01Survey operations in progress until 31 oct by M/V oceanic sirius towing 16 8000 meter long cables in area…Norwegian Sea · Norway
- HYDROARC 125/192019-07-11 → 2019-10-16Survey operations 01 jul thru 15 oct by M/V polar duchess towing 12 six mile long cables in area bound by…Norwegian Sea
- HYDROARC 114/192019-06-29 → 2019-07-11Survey operations 01 jul thru 15 oct by M/V polar duchess towing 12 six mile long cables in area bound by…Norwegian Sea
- HYDROLANT 1500/192019-05-16 → 2019-07-13Survey operations in progress until further notice by M/V ramform vanguard towing 17 4600 meter long cables…Norwegian Sea · North Sea · Norway
- HYDROARC 73/192019-05-08 → 2019-09-21Survey operations 11 may thru 01 oct by M/V sanco swift towing 12 8100 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROLANT 1315/192019-04-29 → 2019-07-20Survey operations in progress until further notice by M/V sw amundsen towing 12 7000 meter long cables, in…Norwegian Sea · North Sea · Norway
- HYDROLANT 2856/182018-09-08 → 2018-09-18Survey operations in progress until 30 sep by M/V polarcus adira towing 12 9000 meter long cables in area…Eastern North Atlantic · Norwegian Sea · Shetland Islands
- HYDROARC 220/182018-09-04 → 2018-09-22Survey operations 06 sep until further notice by M/V harrier explorer towing 6.5 mile long cable in area…Norwegian Sea · Barents Sea · Norway
- HYDROLANT 2468/182018-07-31 → 2018-08-28Survey operations in progress until 01 sep by M/V polarcus alima towing 12 9000 meter long cables in area…Eastern North Atlantic · Norwegian Sea · Shetland Islands
- HYDROLANT 2467/182018-07-31 → 2018-09-07Survey operations in progress until further notice by M/V polarcus adira towing 12 9000 meter long cables in…Norwegian Sea · Norway
- HYDROLANT 2215/182018-07-08 → 2018-07-31Survey operations in progress until further notice by M/V polarcus adira and M/V polarcus alima towing 12…Norwegian Sea · Norway
- HYDROLANT 2189/182018-07-06 → 2018-07-07Survey operations in progress until 110100Z aug by M/V polarcus alima towing 12 9000 meter long cables in…Norwegian Sea · Eastern North Atlantic
- HYDROLANT 2163/182018-07-04 → 2018-10-20Survey operations in progress until further notice by M/V polar duchess towing 12 8700 meter long cables in…Norwegian Sea · Norway
- HYDROARC 142/182018-07-03 → 2018-09-18Survey operations in progress until further notice by M/V ramform atlas towing 16 six mile long cables in…Norwegian Sea · Barents Sea · Norway
- HYDROLANT 1723/182018-06-01 → 2018-07-08Survey operations in progress until 30 sep by M/V polarcus adira towing 12 8500 meter long cables in area…Norwegian Sea · Norway
- HYDROLANT 1694/182018-05-30 → 2018-06-01Survey operations in progress until further notice by M/V polarcus adira towing 12 8500 meter long cables in…Norwegian Sea · Norway
- HYDROARC 75/182018-05-17 → 2018-06-30Survey operations in progress until further notice by M/V ramform atlas towing 16 six mile long cables in…Norwegian Sea · Barents Sea · Norway
- HYDROARC 58/182018-04-26 → 2018-06-04Survey operations 27 apr thru 20 jun by M/V wg amundsen towing eight 5000 meter long cables in area bound by…Norwegian Sea
- HYDROLANT 2922/172017-09-20 → 2017-10-05Survey operations in progress until further notice by M/V polarcus asima towing 12 9000 meter long cables in…Norwegian Sea · Norway
- HYDROARC 268/172017-09-12 → 2017-11-17Survey operations in progress until further notice by M/V polar empress towing 6000 meter long cables in…Norwegian Sea · Barents Sea · Norway
- HYDROARC 201/172017-08-09 → 2017-09-03Survey operations in progress until further notice by M/V wg amundsen towing 12 6000 meter long cables in…Norwegian Sea · Norway
- HYDROLANT 2449/172017-08-09 → 2017-09-03Survey operations in progress until further notice by M/V wg amundsen towing 12 6000 meter long cables in…Norwegian Sea · Norway
- HYDROLANT 2322/172017-07-27 → 2017-08-09Survey operations in progress until further notice by M/V wg amundsen towing 12 6000 meter long cables in…Norwegian Sea · Norway
- HYDROARC 170/172017-07-27 → 2017-08-09Survey operations in progress until further notice by M/V wg amundsen towing 12 6000 meter long cables in…Norwegian Sea · Norway
- HYDROLANT 2275/172017-07-22 → 2017-07-30Survey operations in progress until further notice by M/V wg magellan in area bound by 61-27.8N 003-44.3E,…Norwegian Sea · Norway
- HYDROARC 161/172017-07-22 → 2017-07-27Survey operations in progress until further notice by M/V wg amundsen in area bound by 64-32.4N 007-24.1E,…Norwegian Sea · Norway
- HYDROLANT 2273/172017-07-22 → 2017-07-27Survey operations in progress until further notice by M/V wg amundsen in area bound by 64-32.4N 007-24.1E,…Norwegian Sea · Norway
- HYDROLANT 2244/172017-07-19 → 2017-09-21Survey operations 20 jul thru 20 sep by M/V sanco swift towing 12 9000 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROARC 156/172017-07-19 → 2017-09-21Survey operations 20 jul thru 20 sep by M/V sanco swift towing 12 9000 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROLANT 2140/172017-07-10 → 2017-10-07Survey operations 13 jul until further notice by M/V geo coral towing 14 7000 meter cables in area bound by…Norwegian Sea · Norway
- HYDROARC 138/172017-07-10 → 2017-10-07Survey operations 13 jul until further notice by M/V geo coral towing 14 7000 meter cables in area bound by…Norwegian Sea · Norway
- HYDROARC 121/172017-06-28 → 2017-09-24Survey operations in progress until further notice by M/V polarcus alima towing 12 9000 meter long cables in…Norwegian Sea
- HYDROLANT 1990/172017-06-28 → 2017-09-24Survey operations in progress until further notice by M/V polarcus alima towing 12 9000 meter long cables in…Norwegian Sea
- HYDROARC 109/172017-06-17 → 2017-07-21Survey operations 10 jun thru 20 jul by M/V wg columbus towing eight 3800 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROLANT 1883/172017-06-17 → 2017-07-21Survey operations 10 jun thru 20 jul by M/V wg columbus towing eight 3800 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROLANT 1872/172017-06-16 → 2017-07-16Survey operations in progress until further notice by M/V sanco swift towing 12 9200 meter long cables in…Norwegian Sea · Norway
- HYDROLANT 1791/172017-06-08 → 2017-06-17Survey operations 10 jun thru 20 jul by M/V wg columbus towing eight 3800 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROARC 100/172017-06-08 → 2017-06-17Survey operations 10 jun thru 20 jul by M/V wg columbus towing eight 3800 meter long cables in area bound by…Norwegian Sea · Norway
- HYDROLANT 1604/172017-05-23 → 2017-06-14Survey operations in progress until further notice by M/V ramform vanguard towing 14 7800 meter long cables…Norwegian Sea · Norway
- HYDROARC 81/172017-05-17 → 2017-09-12Survey operations in progress until further notice by M/V polar empress towing equipment in area bound by…Norwegian Sea · Norway
- HYDROLANT 1561/172017-05-17 → 2017-09-12Survey operations in progress until further notice by M/V polar empress towing equipment in area bound by…Norwegian Sea · Norway
- HYDROLANT 1529/172017-05-15 → 2017-10-12Survey operations in progress further notice by M/V polar duchess towing 12 8100 meter long cables in area…Norwegian Sea · Norway
- HYDROLANT 1517/172017-05-14 → 2017-05-17Survey operations 15 may until further notice by M/V polarcus empress towing equipment in area bound by…Norwegian Sea · Norway
- HYDROARC 76/172017-05-14 → 2017-05-17Survey operations 15 may until further notice by M/V polarcus empress towing equipment in area bound by…Norwegian Sea · Norway
- HYDROLANT 1373/172017-04-30 → 2017-05-10Survey operations in progress until further notice by M/V atlantic guardian in area bound by 71-00N 018-40E,…Norwegian Sea · Norway
- HYDROARC 66/172017-04-30 → 2017-05-10Survey operations in progress until further notice by M/V atlantic guardian in area bound by 71-00N 018-40E,…Norwegian Sea · Norway
- HYDROLANT 1296/172017-04-24 → 2017-05-23Survey operations in progress until further notice by M/V ramform vanguard towing 14 7800 meter long cables…Norwegian Sea · Norway
- HYDROARC 57/172017-04-14 → 2017-09-20Survey operations in progress until further notice by M/V polarcus asima towing 12 9000 meter long cables in…Norwegian Sea
- HYDROLANT 1193/172017-04-14 → 2017-09-20Survey operations in progress until further notice by M/V polarcus asima towing 12 9000 meter long cables in…Norwegian Sea
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.