Surveys

Nga chart 16003 (17TH ed)

Arctic · Beaufort Sea · HYDROARC 15/10

issued: 2010-07-02 17:26Z
status: cancelled 2010-07-29 00:19Z (archive)
authority: NAVAREA XVII 18/10 021139Z JUL 10.
position: 73.465, -136.997
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
BEAUFORT SEA.
NGA CHART 16003 (17TH ED).
1. BOTTOM SCIENTIFIC MOORING, TOP FLOAT 50 METERS,
   ESTABLISHED IN 73-27.9N 136-59.8W.
2. CANCEL AMSI 8/06.

This area · survey operations

25 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

Sub-surface scientific moorings established in 71-00.13N 135-29.44W2019-12-04
Scientific mooring, top float 60 meters, established in 73-54.07N 129-21.23W2017-09-28
Scientific moorings, at depth 183 meters and attached by 530 meter long line, established in: a. 70-52.18N…2015-10-02
Scientific mooring, at depth 214 meters, established in 71-01.00N 133-48.51W2015-09-27
Beaufort Sea2012-10-04
Beaufort Sea2010-08-11

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Bottom scientific mooring, top float 50 meters established in 73-27.875N 136-59.815Wreplaced · 2006-10-21
Cancel HYDROARC 15/10 and this msg, mooring removedcancelled by · 2010-07-29

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.