Survey operations in the Bay of Bengal

Hydrographic and scientific survey vessels, often towing long arrays.

in force: 0
last 12 months: 12
vs previous 12 (15): -20%
since 2000: 358

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 0

No survey operations in force in the Bay of Bengal right now.

By year

By month (all years)

Other hazards in the Bay of Bengal

Exercises5 · 2,261
Cable ops311
Nav aids2 · 205
Derelicts201
Missiles127
Other77
Wrecks38
Containers11
Debris11
Piracy7
Towing1

Archive · 358 cancelled

HYDROPAC 266/052005-02-11 → 2005-02-19
Survey operations in progress until 18 feb by M/V mariner in area bound by 16-39N 082-24E 16-42N 082-24E,…
HYDROPAC 1729/042004-11-02 → 2005-12-07
Survey operations in progress until further notice by M/V bodo mariner towing 2000 meter long cable in area…
HYDROPAC 1192/042004-07-21 → 2004-08-21
Survey operations in progress until 20 aug by M/V sindhu along trackline between 13-03.5N 080-17.2E and…
HYDROPAC 840/042004-05-12 → 2004-10-17
Underwater operations in progress until 16 oct along trackline between 16-57N 082-34E and 17-07N 082-43E
HYDROPAC 620/042004-04-06 → 2004-05-11
Underwater operations in progress until 16 oct along trackline between 16-57N 082-34E and 17-07N 082-43E
HYDROPAC 585/032003-04-01 → 2003-04-08
Geophysical survey in progress until 07 apr by M/V volans in area bound by 19-57N 092-41E, 19-37N 092-29E,…
HYDROPAC 1272/012001-08-08 → 2001-12-07
Oceanographic buoy, fl 20 sec, ra ref, established in 13-12.8N 080-23.5E
HYDROPAC 13/002000-01-03 → 2000-01-07
Survey operations in progress until 06 jan in area bound by 08-55N 090-50E, 05-45N 092-20E, 04-22N 092-45E,…

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.