Seismic survey in progress until 30 apr by M/V polarcus asima in area bound by 11-03.3N 096-08.6E, 10-53.0N…
Andaman or Burma Sea · HYDROPAC 899/16
What this record establishes
Archived notice · 2016-04-22 11:15Z
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 234/16 281003Z MAR 16.. Issued 2016-03-28 14:36Z. 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
- Andaman or Burma Sea. 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
- Cancel HYDROPAC 899/16 and this msglater cancellation notice
Current notices and reporting history in the Andaman or Burma Sea →
- issued
- 2016-03-28 14:36Z
- status
- Archived notice
- authority
- NAVAREA VIII 234/16 281003Z MAR 16.
- NAVAREA
- NAVAREA VIII · named as the source of this relay
- sea
- Andaman or Burma Sea
- position
- 10.662, 95.935
- vessel
- M/V POLARCUS ASIMA · 48 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
ANDAMAN SEA. DNC 03. 1. SEISMIC SURVEY IN PROGRESS UNTIL 30 APR BY M/V POLARCUS ASIMA IN AREA BOUND BY 11-03.3N 096-08.6E, 10-53.0N 096-19.2E, 10-16.0N 095-46.4E, 10-29.5N 095-33.1E. SIX MILE BERTH REQUESTED. 2. CANCEL THIS MSG 01 MAY 16.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- 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
22 within 180 nm since 2006 · 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 operations 24 nov until 28 feb 21 by M/V garda and cableship niwa in vicinity of trackline joining…2020-11-19
- Seismic survey by M/V pgs apollo towing ten 8100 meter long cables: a. in progress until 20 apr in area…2016-04-15
- Seismic survey in progress until 20 apr by M/V polarcus asima in area bound by 10-26.3N 095-33.1E, 11-03.3N…2016-03-24
- Seismic survey in progress until 30 apr by M/V polarcus asima in areas bound by: a. 13-43.03N 095-48.84E,…2016-03-14
- Seismic survey in progress until 31 mar by M/V polarcus asima in area bound by 13-48.64N 095-45.93E,…2016-02-23
- Seismic survey in progress until 31 mar by M/V polarcus asima in area bound by 13-48.64N 095-45.93E,…2016-01-28
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 03:23Z; 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.