Surveys
Bottom scientific mooring extending 3.5 meters above sea floor established in 70-33.81N 127-41.57W at depth…
Beaufort Sea · Canada-north Coast · HYDROARC 301/18
- issued
- 2018-11-08 22:46Z
- status
- cancelled 2019-04-05 11:14Z (archive)
- cancels
- HYDROARC 112/12
- authority
- NAVAREA XVII 122/18 082246Z NOV 18.
- position
- 70.564, -127.693
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BEAUFORT SEA. CANADA-NORTH COAST. DNC 27. CHART 15940. 1. BOTTOM SCIENTIFIC MOORING EXTENDING 3.5 METERS ABOVE SEA FLOOR ESTABLISHED IN 70-33.81N 127-41.57W AT DEPTH 40 METERS. 2. CANCEL HYDROARC 112/12.
This area · survey operations
49 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
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20
- Scientific mooring, top float 12 meters below surface, established in 70-34.7N 123-38.2W2020-09-22
- Sub-surface scientific moorings established in 71-00.13N 135-29.44W2019-12-04
- Sub-surface scientific moorings established in: a. 70-51.79N 135-01.45W, top float 35 meters2019-08-06
- Scientific mooring, top float 348 meters below surface, established in 70-12.06N 123-09.47W2018-10-03
- Scientific mooring, top float 149 meters below surface, established in 70-23.62N 124-32.43W2018-10-03
- Scientific mooring, top float 75 meters below surface, established in 71-18.66N 127-35.62W2018-10-03
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Beaufort Seacancels · 2012-08-06
- Beaufort Seareplaced · 2012-08-06
- HYDROARC warnings in force as of 051036Z apr 19: 49/19, 47/19, 46/19, 41/19, 37/19, 35/19, 18/19cancelled by · 2019-04-05
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.