Survey operations 30 aug until further notice by M/V urania in areas: a. between 38-43-13N 39-32-25N and…
Tyrrhenian Sea · HYDROLANT 1910/02
What this record establishes
Archived notice · 2002-09-19 21:55Z
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) · MARISICILIA 322/02 281234B AUG 02. Issued 2002-08-28 21:45Z. 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
- Tyrrhenian Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Cancel HYDROLANT 1910/02 and this msglater cancellation notice
Current notices and reporting history in the Tyrrhenian Sea →
- issued
- 2002-08-28 21:45Z
- status
- Archived notice
- authority
- MARISICILIA 322/02 281234B AUG 02
- issued by
- MARISICILIA
- sea
- Tyrrhenian Sea
- position
- 39.987, 12.357
- vessel
- M/V URANIA · 135 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SURVEY OPERATIONS 30 AUG UNTIL FURTHER NOTICE BY M/V URANIA IN AREAS: A. BETWEEN 38-43-13N 39-32-25N AND 014-39-47E 015-38-27E. B. BETWEEN 39-43-26N 40-15-58N AND 011-57-29E 012-53-14E. C. BOUND BY 38-46-13N 015-08-50E, 38-47-31N 015-10-08E, 38-45-45N 015-12-45E, 38-44-23N 015-11-22E. D. BETWEEN 39-33-28N 39-30-08N AND 014-37-34E 014-44-26E. E. BETWEEN 39-31-26N 39-27-19N AND 014-44-45E 014-58-48E. F. BOUND BY 39-18-10N 014-23-06E, 39-17-37N 014-25-29E, 39-07-42N 014-20-35E, 39-08-21N 014-18-20E. G. BOUND BY 40-07-17N 012-12-33E, 40-00-04N 012-35-08E, 39-51-46N 012-31-43E, 39-58-25N 012-07-38E. WIDE BERTH REQUESTED.
Reading this warning
- Survey operations
- A research or survey vessel is mapping the seabed or water column, often while towing equipment.
- Until further notice
- The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
- 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.
Collected reports in this area · survey operations
156 within 180 nm since 1999 · 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.
- Underwater operations in progress until further notice by M/V joides resolution in: a. 40-11.03N 012-42.49E2024-02-16
- Survey operations 20 aug thru 17 sep by M/V dallaporta in area bound by 40-38.53N 010-05.00E, 41-20.54N…2022-08-18
- Survey operations 10 apr thru 10 may by M/V dalla porta in: a. 37-23.06N 011-35.59E2022-04-08
- Underwater operations 22 sep thru 16 oct by M/V dalla porta in area bound by 37-34N 011-14E, 37-23N 011-36E,…2021-09-20
- Survey operations 28 aug thru 05 sep by M/V dalla porta in area bound by 41-20.54N 009-46.56E, 41-19.72N…2021-08-26
- Survey operations in progress until 05 jul thru 15 sep2021-07-19
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 11:15Z; 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.