Piracy

Mothership activity in 09-49S 040-31E at 160800Z apr

Indian Ocean · HYDROPAC 1087/12

What this record establishes

Archived notice · 2012-04-28 09:01Z

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) · MSCHOA REQ 37/12 161145Z APR 12.. Issued 2012-04-16 12:31Z. 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: Indian Ocean. The parsed report position is -9.817, 40.517. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the Indian Ocean →

issued: 2012-04-16 12:31Z
status: Archived notice
authority: MSCHOA REQ 37/12 161145Z APR 12.
issued by: MSCHOA REQ
sea: Indian Ocean
position: -9.817, 40.517
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

WESTERN INDIAN OCEAN.
TANZANIA.
PIRACY.
MOTHERSHIP ACTIVITY IN 09-49S 040-31E AT
160800Z APR. VESSELS ARE ADVISED TO KEEP CLEAR OF
THIS POSITION AND TO EXERCISE EXTREME CAUTION.
REPORTS TO UKMTO DUBAI, PHONE: 97 150 552 3215,
E-MAIL: UKMTO@EIM.AE.

Reading this warning

Piracy and armed robbery: Attacks and attempted boardings of ships, and suspicious approaches by small craft.
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.
Date-time group (DTG): A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.

All warning terms →

Collected reports in this area · piracy & armed robbery reports

21 within 180 nm since 2010 · 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.

M/V attacked vicinity 11-18S 041-00E at 131116Z apr2012-04-13
M/V reports act of piracy vicinity 11-44S 042-40E at 160740Z nov2011-11-16
M/V reports act of piracy vicinity 11-44S 042-34E at 111011Z oct2011-10-12
M/V attacked in 11-26S 042-34E at 110923Z oct2011-10-11
M/V attacked in 09-24S 040-44E at 171156Z may2011-05-17
F/V attacked vicinity 09-00S 040-56E at 170733Z may2011-05-17

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

0 piracy & armed robbery reports listed in force · see all

Record snapshot 2026-10-02 02:53Z; source collection times vary.

Piracy

Vessels attacked or boarded, suspicious approaches, pirate action groups — Gulf of Aden, Gulf of Guinea, Malacca and Singapore Straits, South China Sea. All current piracy & armed robbery reports →

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.