Surveys
Nga chart 803 (1ST ed)
Arctic · Beaufort Sea · HYDROARC 10/10
- issued
- 2010-07-02 16:51Z
- status
- cancelled 2012-12-16 09:52Z (archive)
- authority
- NAVAREA XVII 6/10 012331Z JUL 10
- position
- 75.003, -149.872
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
ARCTIC. BEAUFORT SEA. NGA CHART 803 (1ST ED). 1. SCIENTIFIC MOORING, TOP FLOAT 50 METERS, ESTABLISHED IN 75-00.198N 149-52.295W. 2. CANCEL AMSI 38/06.
This area · survey operations
11 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
20
- Scientific moorings established: a. 75-10.91N 157-07.14W2020-10-19
- Scientific mooring TU-1 76-00.00N 160-10.00W removed2016-09-04
- Beaufort Sea2013-10-19
- B. bgos-d 73-59.64N 139-58.95W, at depth 3504 meters2012-09-06
- B. 73-48.733N 157-29.209W, at depth 3751 meters2012-08-29
- Nga chart 803 (1ST ed)2011-08-14
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Scientific mooring, top float 50 meters established in 75-00.198N 149-52.295Wreplaced · 2006-10-21
- HYDROARC warnings in force 161000Z dec 12cancelled by · 2012-12-16
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.