Survey operations in the Arctic Ocean
Hydrographic and scientific survey vessels, often towing long arrays.
- in force
- 1
- last 12 months
- 0
- vs previous 12 (1)
- -100%
- since 2004
- 81
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 · 1
Longest in force
By month (all years)
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F
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A
M
J
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Other hazards in the Arctic Ocean
Archive · 80 cancelled
- HYDROARC 201/112011-10-09 → 2012-10-02Nga chart 16005 (10TH ed)Alaska-north Coast · Chukchi Sea
- HYDROARC 128/112011-08-14 → 2012-09-23Nga chart 803 (1ST ed)Arctic · Beaufort Sea
- HYDROARC 103/102010-10-25 → 2017-04-07Chuchki SeaArctic
- HYDROARC 86/102010-09-23 → 2011-10-31Nga chart 16003 (17TH ed)Arctic · Beaufort Sea
- HYDROARC 77/102010-09-12 → 2011-10-08Nga chart 16005 (10TH ed)Arctic · Beaufort Sea
- HYDROARC 35/102010-07-09 → 2012-12-16Scientific mooring established in 89-26.4N 145-06.6WArctic
- HYDROARC 24/102010-07-04 → 2012-12-16Scientific mooring established in 85-58.80N 162-11.40WArctic
- HYDROARC 20/102010-07-03 → 2012-12-16Scientific mooring, top float 40 meters, established in 86-27.24N 046-24.72WArctic · Greenland-north Coast
- HYDROARC 17/102010-07-03 → 2010-08-15Scientific mooring, top float 50 meters, established in 77-59.58N 149-57.87WArctic · Beaufort Sea
- HYDROARC 10/102010-07-02 → 2012-12-16Nga chart 803 (1ST ed)Arctic · Beaufort Sea
- HYDROARC 9/102010-07-02 → 2011-08-14Nga chart 801 (1ST ed)Arctic · Beaufort Sea
- HYDROARC 8/102010-07-02 → 2012-12-16Scientific mooring in 86-25.80N 046-28.32WArctic · Greenland-north Coast
- HYDROARC 13/082008-09-06 → 2008-11-01Scientific moorings established thru oct: a. HCE-07 in 73-09.567N 162-19.786W
- HYDROARC 4/082008-08-20 → 2009-09-11Scientific moorings established in: a. 71-40.0N 167-59.1W
- HYDROARC 2/082008-04-23 → 2011-07-02Scientific mooring established in 89-31.527N 084-22.488E
- HYDROARC 1/082008-01-18 → 2011-05-21Scientific moorings established in: a. 72-47.908N 158-23.880W
- HYDROARC 1/072007-07-13 → 2010-08-13Scientific moorings established in: 1. 72-10.57N 156-33.18W
- HYDROARC 38/062006-10-21 → 2010-07-02Scientific mooring, top float 50 meters established in 75-00.198N 149-52.295W
- HYDROARC 35/062006-10-21 → 2011-07-02Bottom scientific mooring established 81-33.761N 030-55.390E
- HYDROARC 34/062006-10-21 → 2011-07-02Bottom scientific mooring established 80-57.746N 105-00.225E
- HYDROARC 33/062006-10-21 → 2011-07-02Bottom scientific mooring established 79-55.717N 142-21.812E
- HYDROARC 32/062006-10-21 → 2011-07-02Bottom scientific mooring established 78-30N 142-00E
- HYDROARC 30/062006-10-21 → 2011-07-02Bottom scientific mooring established 78-27.994N 125-40.909E
- HYDROARC 6/062006-10-21 → 2011-05-21Bottom scientific mooring, top float 50 meters established in 76-59.457N 139-58.407W
- HYDROARC 5/062006-10-21 → 2011-05-21Scientific mooring established in 78-00.967N 149-51.544W
- HYDROARC 4/062006-10-21 → 2011-05-21Scientific mooring established in 75-00.242N 149-57.742W
- HYDROARC 5/052005-08-15 → 2005-09-28Underwater operations by uscgc healy in: a. 78-27.000N 162-42.000W on 16 aug
- HYDROARC 3/052005-07-18 → 2011-05-21Scientific mooring established in 89-15.173N 064-41.509E
- HYDROARC 7/042004-10-18 → 2011-05-21Scientific moorings established in 89-27.29N 054-19.74E
- HYDROARC 3/042004-01-08 → 2011-05-21Scientific moorings established: a. BC1 in 71-03.12N 159-32.54W
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.