Nga chart 804 (5TH ed)
Barentsz Sea · HYDROARC 114/11
What this record establishes
Archived notice · 2011-07-31 00:01Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XX 53/11 261720Z JUL 11.. Issued 2011-07-26 18:03Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Barentsz Sea. The parsed report position is 76.815, 60.879. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
- issued
- 2011-07-26 18:03Z
- status
- Archived notice
- authority
- NAVAREA XX 53/11 261720Z JUL 11.
- NAVAREA
- NAVAREA XX · named as the source of this relay
- sea
- Barentsz Sea
- position
- 76.815, 60.879
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
ARCTIC OCEAN. BARENTS SEA. RUSSIA. NGA CHART 804 (5TH ED). 1. SCIENTIFIC MOORINGS ESTABLISHED IN: A.77-25.3N 064-31.9E. B.77-00.2N 061-54.4E. C.76-56.9N 061-35.4E WITH RED BUOY. D.76-53.7N 061-16.6E. E.76-50.4N 060-57.9E WITH RED BUOY. F.76-47.0N 060-39.4E. G.76-43.7N 060-21.0E WITH RED BUOY. H.76-40.3N 060-02.8E. I.76-37.0N 059-44.7E WITH RED BUOY. J.76-33.6N 059-26.8E. K.76-30.1N 059-09.0E. 2. CANCEL THIS MSG 31 JUL.
Reading this warning
- Chart reference
- The number of the nautical chart on which the reported position lies.
- Scientific mooring
- Instruments anchored to the seabed and held up by floats, sometimes just below the surface, left for months to measure the ocean.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · survey operations
12 within 180 nm since 2011 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Underwater operations in progress until 01 nov by vessel yauza in area bound by 80-19.18N 045-21.73E,…2023-10-08
- Survey operations 10 sep thru 29 nov by M/V ivan gubkin towing two 8000 meter long cables in area bound by…2019-09-06
- Survey operations 20 jul thru 30 sep by M/V akademik primakov towing 12 6500 meter long cables in area bound…2019-07-18
- Survey operations in progress until 18 nov by M/V nikolai trubyatchinsky towing 12000 meter long cable in…2018-10-05
- Survey operations 20 sep thru 18 nov by M/V nikolai trubyatchinsky towing 12000 meter long cable in area…2018-09-16
- Bottom scientific mooring, marked by buoys, established until 31 oct in 75-42.38N 053-55.85E2016-10-08
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
56 survey operations listed in force · see all
Record snapshot 2026-10-02 19:43Z; source collection times vary.
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.