Surveys

Survey operations 170500Z to 171730Z nov by M/V towing one 200 meter long cable in area bound by 17-40.6N…

Bay of Bengal · India · HYDROPAC 3308/21

issued
2021-11-16 22:30Z
status
cancelled 2021-11-17 18:30Z (archive)
self-cancels
2021-11-17 18:30Z
authority
NAVAREA VIII 790/21 162208Z NOV 21.
sea
Bay of Bengal
position
17.685, 83.350
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BAY OF BENGAL.
INDIA.
DNC 03.
1. SURVEY OPERATIONS 170500Z TO 171730Z NOV
   BY M/V TOWING ONE 200 METER LONG CABLE
   IN AREA BOUND BY
   17-40.6N 083-20.5E, 17-41.6N 083-20.5E,
   17-41.6N 083-21.5E, 17-40.6N 083-21.5E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 171830Z NOV 21.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2021-11-17 05:00Z2021-11-17 17:30Z12 h 30

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

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

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24

Season · when survey operations happen here

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month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

86 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations

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.