Surveys
Scientific moorings established: a. 71-37.87N 157-19.58W, top float 65 meters
Beaufort Sea · Chukchi Sea · Alaska · HYDROARC 9/22
- issued
- 2022-01-19 10:13Z
- status
- cancelled 2022-03-25 11:51Z (archive)
- authority
- NAVAREA XVII 4/22 191005Z JAN 22.
- position
- 71.296, -152.151
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BEAUFORT SEA. CHUKCHI SEA. ALASKA. DNC 27. SCIENTIFIC MOORINGS ESTABLISHED: A. 71-37.87N 157-19.58W, TOP FLOAT 65 METERS. B. 71-25.33N 152-44.10W, TOP FLOAT 77 METERS. C. 70-50.09N 146-23.56W, TOP FLOAT 58 METERS.
This area · survey operations
53 within 180 nm since 2004 · 0 in the last 12 months · 1 in force now
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- Scientific moorings established: a. BCE-24, in 71-40.40N 154-59.90W, at depth 108 meters, top float 20 meters2024-12-17
- Scientific moorings established in: a. 71-47.78N 155-20.81W, top float 15 meters2023-10-25
- Scientific moorings established in: a. 71-18.16N 155-42.37W2023-08-09
- Scientific moorings established in: a. 70-43.82N 160-22.05W2023-08-09
- Scientific moorings established in: a. 71-47.78N 155-20.81W, top float 15 meters2022-09-11
- Scientific moorings established: a. 71-47.78N 155-20.81W, top float 15 meters2022-09-02
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROARC warnings in force as of 251148Z mar 22: 52/22, 51/22, 50/22, 42/22cancelled by · 2022-03-25
Nearby now · 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.