Seismic survey 23 dec thru 27 jan 13 by M/V viking II in area bound by 19-17.43N 087-26.85E, 19-21.63N…
Bay of Bengal · HYDROPAC 3630/12
What this record establishes
Archived notice · 2013-01-22 12:33Z
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 VIII 650/12 201001Z DEC 12.. Issued 2012-12-20 10:45Z. 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
- Bay of Bengal. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Seismic survey by M/V viking II: a. in progress until 30 jan in area bound by 19-17.43N 087-26.85E,…later cancellation notice
Current notices and reporting history in the Bay of Bengal →
- issued
- 2012-12-20 10:45Z
- status
- Archived notice
- authority
- NAVAREA VIII 650/12 201001Z DEC 12.
- NAVAREA
- NAVAREA VIII · named as the source of this relay
- sea
- Bay of Bengal
- position
- 19.176, 87.590
- vessel
- M/V VIKING II · 47 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
INDIA-EAST COAST. BAY OF BENGAL. 1. SEISMIC SURVEY 23 DEC THRU 27 JAN 13 BY M/V VIKING II IN AREA BOUND BY 19-17.43N 087-26.85E, 19-21.63N 087-43.56E, 19-01.80N 087-43.23E, 19-01.08N 087-26.95E. SIX MILE BERTH REQUESTED. 2. CANCEL THIS MSG 28 JAN 13.
Reading this warning
- Seismic survey
- A survey that maps the rock beneath the seabed with sound pulses from air guns, recorded on streamers kilometres long.
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- 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.
- Wide berth requested
- Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · cable & pipeline work
72 within 180 nm since 2001 · 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.
- Cable laying operations in progress until further notice by cableship rene descartes with submersible in…2016-06-07
- Seismic survey in progress until 15 may by M/V viking II in area bound by 20-06.72N 088-09.29E, 20-11.14N…2013-04-12
- Seismic survey in progress until 09 apr by M/V viking II in area bound by 20-06.72N 088-09.29E, 20-11.14N…2013-03-11
- Seismic survey by M/V viking II: a. in progress until 30 jan in area bound by 19-17.43N 087-26.85E,…2013-01-22
- Seismic survey in progress until 30 may by M/V akademik fersman towing 4500 meter long cable in area bound…2010-05-21
- Seismic survey in progress until 26 mar by M/V akademik fersman towing 4500 meter long cable in area bound…2010-03-20
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
24 cable & pipeline work listed in force · see all
Record snapshot 2026-10-02 06:34Z; source collection times vary.
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
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.