Cable ops

Seismic survey in progress until 20 apr by M/V viking II in area bound by 11-59.40N 080-07.81E, 11-37.57N…

Bay of Bengal · HYDROPAC 333/09

What this record establishes

Archived notice · 2009-02-16 14:58Z

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 81/09 121002Z FEB 09.. Issued 2009-02-12 15:29Z. 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

Current notices and reporting history in the Bay of Bengal →

issued
2009-02-12 15:29Z
status
Archived notice
authority
NAVAREA VIII 81/09 121002Z FEB 09.
NAVAREA
NAVAREA VIII · named as the source of this relay
sea
Bay of Bengal
position
11.638, 80.431
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

1. SEISMIC SURVEY IN PROGRESS UNTIL 20 APR
   BY M/V VIKING II IN AREA BOUND BY
   11-59.40N 080-07.81E, 11-37.57N 079-57.28E,
   11-41.15N 080-08.00E, 11-26.65N 080-31.90E,
   11-19.06N 080-34.50E, 11-26.71N 080-57.50E.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROPAC 2501/08.
3. CANCEL THIS MSG 21 APR.

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.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROPAC
The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · cable & pipeline work

52 within 180 nm since 2004 · 0 in the last 12 months · 0 listed in force now

04
05
10
15
20
25

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.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

24 cable & pipeline work listed in force · see all

Record snapshot 2026-10-02 08:50Z; 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.