Surveys
Scientific mooring, top float 35 meters, established in 74-31.38N 161-56.54W
Chukchi Sea · HYDROARC 269/23
- issued
- 2023-10-25 05:52Z
- status
- cancelled 2026-08-14 18:10Z (dropped from inforce)
- authority
- NAVAREA XVII 77/23 250542Z OCT 23.
- position
- 74.523, -161.942
- source
- nga_json · first seen 2026-08-17 13:41Z
Original warning text
CHUKCHI SEA. DNC 27. SCIENTIFIC MOORING, TOP FLOAT 35 METERS, ESTABLISHED IN 74-31.38N 161-56.54W.
This area · survey operations
30 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 mooring, top float 42 meters established in 75-06.02N 168-00.04W2024-02-24
- Scientific moorings established: a. 75-10.91N 157-07.14W2020-10-19
- Scientific moorings established in: a. 73-18.23N 160-47.02W, top float 48 meters2018-11-08
- Scientific moorings established: a. BCE-18, 71-40.351N 154-59.975W, at depth 105 meters, top float 40 meters2018-11-08
- Scientific moorings established in: a. 72-28.34N 155-24.39W, top float 62 meters2016-09-08
Season · when survey operations happen here
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month of issue, all years in the archive
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.