Surveys

Underwater operations 0900Z to 1400Z daily 02 and 03 nov by M/V spoiled child and M/V husky in 10-38.40N…

Caribbean Sea · NAVAREA IV 1271/23

What this record establishes

Archived notice · 2023-11-03 15:00Z

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) · TRINIDAD AND TOBAGO 142/23 020246Z NOV 23.. Issued 2023-11-02 03:14Z. 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: Caribbean Sea. The parsed report position is 10.640, -61.507. 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 Caribbean Sea →

issued: 2023-11-02 03:14Z
status: Archived notice
self-cancels: 2023-11-03 15:00Z
authority: TRINIDAD AND TOBAGO 142/23 020246Z NOV 23.
NAVAREA: NAVAREA IV
issued by: TRINIDAD AND TOBAGO
sea: Caribbean Sea
position: 10.640, -61.507
vessels: M/V HUSKY · 8 messages M/V SPOILED CHILD · 2 messages
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

EASTERN CARIBBEAN SEA.
TRINIDAD.
1. UNDERWATER OPERATIONS 0900Z TO 1400Z DAILY
   02 AND 03 NOV BY M/V SPOILED CHILD AND
   M/V HUSKY IN 10-38.40N 061-30.44W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 031500Z NOV 23.

Reading this warning

Underwater operations: Divers or remotely operated vehicles are working below a vessel that cannot easily move out of the way.
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.
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 · survey operations

170 within 180 nm since 2003 · 8 in the last 12 months · 1 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.

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

Trinidad and tobagoWrecks · 10.7 nm
Trinidad and tobagoNav aids · 15 nm
Trinidad and tobagoNav aids · 27.3 nm
Trinidad and tobagoNav aids · 35.6 nm
Faro punta mejillones light 10-42.20N 062-08.40W discontinuedNav aids · 37.5 nm
Trinidad and tobagoNav aids · 42.8 nm
Trinidad and tobagoNav aids · 49.6 nm
Trinidad and tobagoCable ops · 69 nm
Trinidad and tobagoSurveys · 78.7 nm
Isla testigo grande light 11-22.90N 063-07.20W unlitNav aids · 105 nm
GrenadinesWrecks · 117.6 nm

Worldwide in the collected sources

55 survey operations listed in force · see all

Record snapshot 2026-09-28 02:36Z; 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.