Surveys

Oceanographic operations 110800Z sep until further notice by M/V nrp almirante gago coutinho with…

North Atlantic Ocean · NAVAREA IV 524/12

What this record establishes

Archived notice · 2013-01-05 11:50Z

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) · ALMIRANTE GAGO COUTINHO 101526Z SEP 12.. Issued 2012-09-11 06:21Z. 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: North Atlantic Ocean. The parsed report position is 33.938, -37.675 with a 10.0 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 North Atlantic Ocean →

issued: 2012-09-11 06:21Z
status: Archived notice
authority: ALMIRANTE GAGO COUTINHO 101526Z SEP 12.
NAVAREA: NAVAREA IV
issued by: ALMIRANTE GAGO COUTINHO
sea: North Atlantic Ocean
position: 33.938, -37.675 · r 10.0 nm
vessel: M/V NRP ALMIRANTE GAGO COUTINHO
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

NORTH ATLANTIC.
OCEANOGRAPHIC OPERATIONS 110800Z SEP UNTIL FURTHER
NOTICE BY M/V NRP ALMIRANTE GAGO COUTINHO WITH
SUBMERSIBLE WITHIN TEN MILES OF 33-56.27N 037-40.47W.
WIDE BERTH REQUESTED.

Reading this warning

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.
Until further notice: The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
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.

All warning terms →

Collected reports in this area · survey operations

3 within 180 nm since 2012 · 0 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.

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

55 survey operations listed in force · see all

Record snapshot 2026-10-02 07:48Z; 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.