Surveys

Oceanographic operations 04 thru 11 mar by M/V urania in area bound by 34-20N 020-00E, 35-15N 021-30E,…

Mediterranean Sea - Eastern Basin · HYDROLANT 499/02

What this record establishes

Archived notice · 2002-03-04 10:20Z

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) · MARIDIPART TARANTO 148/02 030900A MAR 02; MARISICILIA 76/02 031052Z MAR 02. Issued 2002-03-03 15:05Z. 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
Mediterranean Sea - Eastern Basin. 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 Mediterranean Sea - Eastern Basin →

issued
2002-03-03 15:05Z
status
Archived notice
authority
MARIDIPART TARANTO 148/02 030900A MAR 02; MARISICILIA 76/02 031052Z MAR 02
issued by
MARIDIPART TARANTO
sea
Mediterranean Sea - Eastern Basin
position
34.336, 21.023
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

1. OCEANOGRAPHIC OPERATIONS 04 THRU 11 MAR BY M/V URANIA
   IN AREA BOUND BY 34-20N 020-00E, 35-15N 021-30E,
   35-18N 021-41E, 33-19N 021-23E. WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 465/02(52,53), OPERATIONS COMPLETED.
3. CANCEL HYDROLANT 470/02.

Reading this warning

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.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROLANT
The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.

All warning terms →

Collected reports in this area · survey operations

63 within 180 nm since 1999 · 0 in the last 12 months · 0 listed in force now

99
00
05
10
15
20
24

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

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

56 survey operations listed in force · see all

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