Survey operations in progress until 15 may by M/V ins investigator in area within one mile of 07-57N 093-18E
Andaman or Burma Sea · HYDROPAC 1787/18
What this record establishes
Archived notice · 2018-05-16 00:01Z
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) · NAVAREA VIII 367/18 101003Z MAY 18.. Issued 2018-05-11 08:23Z. 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 parsed report position is 7.950, 93.300 with a 1.0 nm radius. 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 Andaman or Burma Sea →
- issued
- 2018-05-11 08:23Z
- status
- Archived notice
- authority
- NAVAREA VIII 367/18 101003Z MAY 18.
- NAVAREA
- NAVAREA VIII · named as the source of this relay
- sea
- Andaman or Burma Sea
- position
- 7.950, 93.300 · r 1.0 nm
- vessel
- M/V INS INVESTIGATOR · 16 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
ANDAMAN SEA. NICOBAR ISLANDS. DNC 03. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 15 MAY BY M/V INS INVESTIGATOR IN AREA WITHIN ONE MILE OF 07-57N 093-18E. THREE MILE BERTH REQUESTED. 2. CANCEL THIS MSG 16 MAY 18.
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.
- Survey operations
- A research or survey vessel is mapping the seabed or water column, often while towing equipment.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- 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 · survey operations
44 within 180 nm since 2000 · 3 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.
- Survey operations 01 thru 14 oct by M/V albatross 37 in area bound by 08-05.54N 094-48.31E, 08-28.29N…2026-09-30
- Survey operations in progress until 30 sep by M/V albatross 37 in area bound by 06-22.13N 093-43.63E,…2026-09-11
- Survey operations 06 thru 14 sep by M/V albatross 37 in area bound by 06-22.13N 093-43.63E, 06-04.21N…2026-09-05
- Survey operations 05 thru 15 apr in area bound by 10-35.00N 092-48.00E, 10-42.00N 092-48.00E, 10-42.00N…2024-04-03
- Survey operations in progress until 311830Z mar in area bound by 06-51.00N 093-36.00E, 06-55.00N 093-36.00E,…2024-03-26
- Survey operations in progress until 28 may by M/V albatross 5 towing 250 meter long cable in area bound by…2023-05-23
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
56 survey operations listed in force · see all
Record snapshot 2026-10-03 23:18Z; source collection times vary.
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.