Surveys

Survey operations 07 thru 12 feb by M/V sea rebel IV in: a. 10-06.96N 061-02.10W

Caribbean Sea · NAVAREA IV 146/23

What this record establishes

Archived notice · 2023-02-13 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) · TRINIDAD AND TOBAGO 11/23 061239Z FEB 23.. Issued 2023-02-06 12:54Z. 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 10.101, -61.033. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Caribbean Sea →

issued
2023-02-06 12:54Z
status
Archived notice
self-cancels
2023-02-13 00:01Z
authority
TRINIDAD AND TOBAGO 11/23 061239Z FEB 23.
NAVAREA
NAVAREA IV
issued by
TRINIDAD AND TOBAGO
sea
Caribbean Sea
position
10.101, -61.033
vessel
M/V SEA REBEL IV
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

EASTERN CARIBBEAN SEA.
WESTERN NORTH ATLANTIC.
TRINIDAD.
1. SURVEY OPERATIONS 07 THRU 12 FEB BY
   M/V SEA REBEL IV IN:
   A. 10-06.96N 061-02.10W.
   B. 10-06.32N 061-02.98W.
   C. 10-07.02N 061-03.49W.
   D. 10-07.45N 061-03.26W.
   E. 10-07.88N 061-02.77W.
   F. 10-06.58N 061-01.82W.
   G. 10-06.15N 061-02.86W.
   H. 10-05.17N 061-01.82W.
   I. 10-03.59N 061-00.67W.
   J. 10-03.71N 060-57.99W.
   500 METER BERTH REQUESTED.
2. CANCEL THIS MSG 130001Z FEB 23.

Reading this warning

Survey operations
A research or survey vessel is mapping the seabed or water column, often while towing equipment.
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

171 within 180 nm since 2002 · 8 in the last 12 months · 1 listed in force now

02
05
10
15
20
25
26

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

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

55 survey operations listed in force · see all

Record snapshot 2026-09-27 21:22Z; 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.