Surveys

Oceanographic operations in progress until 010259Z oct by M/V oceanographic professor besnard in area bound…

South Atlantic Ocean · HYDROLANT 1315/07

What this record establishes

Archived notice · 2007-10-01 03:59Z

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 V 662/07 JUL 07.. Issued 2007-07-26 17:24Z. 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: South Atlantic Ocean. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Current notices and reporting history in the South Atlantic Ocean →

issued: 2007-07-26 17:24Z
status: Archived notice
self-cancels: 2007-10-01 03:59Z
authority: NAVAREA V 662/07 JUL 07.
NAVAREA: NAVAREA V · named as the source of this relay
sea: South Atlantic Ocean
position: -19.413, -38.265
vessel: M/V OCEANOGRAPHIC PROFESSOR BESNARD
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

1. OCEANOGRAPHIC OPERATIONS IN PROGRESS UNTIL 010259Z OCT
   BY M/V OCEANOGRAPHIC PROFESSOR BESNARD IN AREA BOUND BY
   16-00S 038-48W, 18-00S 039-01W,
   21-24S 040-30W, 22-36S 037-00W,
   16-00S 037-00W. WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010359Z OCT.

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.
Area bound by: Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
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.

All warning terms →

Collected reports in this area · survey operations

414 within 180 nm since 2000 · 45 in the last 12 months · 2 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

Yellow odas buoy established in 17-58.12S 038-41.48W until 19 octNav aids · 90 nm
Underwater operations 0800Z to 1800Z daily 26 sep thru 10 oct by M/V comando b in 19-51.63S 039-56.90WSurveys · 98.9 nm
Foul ground until 06 dec 27 in area bound by 19-53.87S 039-59.68W, 19-54.15S 039-59.27W, 19-53.08S…Wrecks · 101.4 nm

Worldwide in the collected sources

56 survey operations listed in force · see all

Record snapshot 2026-10-03 07:15Z; 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.