Surveys

Scientific mooring, top float 50 meters, established in 77-59.58N 149-57.87W

Arctic · Beaufort Sea · HYDROARC 17/10

issued: 2010-07-03 01:08Z
status: cancelled 2010-08-15 06:03Z (archive)
authority: NAVAREA XVII 12/10 012340Z JUL 10
position: 77.993, -149.964
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
BEAUFORT SEA.
1. SCIENTIFIC MOORING, TOP FLOAT 50 METERS,
   ESTABLISHED IN 77-59.58N 149-57.87W.
2. CANCEL AMSI 39/06.

This area · survey operations

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

Scientific mooring TU-1 76-00.00N 160-10.00W removed2016-09-04
B. bgos-d 73-59.64N 139-58.95W, at depth 3504 meters2012-09-06
Nga chart 803 (1ST ed)2011-08-14
Nga chart 803 (1ST ed)2010-07-02
Scientific mooring, top float 50 meters established in 75-00.198N 149-52.295W2006-10-21
Bottom scientific mooring, top float 50 meters established in 76-59.457N 139-58.407W2006-10-21

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Scientific mooring, top float 50 meters established in 77-59.585 149-57.866Wreplaced · 2006-10-21
Cancel HYDROARC 11/10, 12/10, 14/10, 17/10, 18/10, 19/10, 29/10, 31/10, 32/10, 36/10, 48/10, 53/10 and this…cancelled by · 2010-08-15

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.