Surveys

Hydrographic survey 18 thru 28 may by M/V hamor in area bound by 41-04N 017-40E, 41-04N 018-01E, 41-03N…

Adriatic Sea · HYDROLANT 1777/00

What this record establishes

Archived notice · 2000-05-29 00:00Z

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 426/00 171500Z MAY 00. Issued 2000-05-17 16:46Z. 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
Adriatic 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.

Current notices and reporting history in the Adriatic Sea →

issued
2000-05-17 16:46Z
status
Archived notice
authority
MARIDIPART TARANTO 426/00 171500Z MAY 00
issued by
MARIDIPART TARANTO
sea
Adriatic Sea
position
40.944, 17.996
vessel
M/V HAMOR · 2 messages
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC SURVEY 18 THRU 28 MAY BY M/V HAMOR IN AREA
   BOUND BY 41-04N 017-40E, 41-04N 018-01E, 41-03N 018-01E,
   41-03N 018-05E, 41-02N 018-05E, 41-02N 018-07E, 41-01N 018-07E,
   41-01N 018-10E, 40-59N 018-10E, 40-59N 018-11E, 40-57N 018-11E,
   40-57N 018-12E, 40-56N 018-12E, 40-56N 018-13E, 40-53N 018-13E,
   40-53N 018-14E, 40-51N 018-14E, 40-51N 018-22E, 40-48N 018-22E,
   40-48N 018-25E, 40-47N 018-25E, 40-47N 018-05E, 40-55N 018-05E,
   40-55N 017-40E. WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 29 MAY.

Reading this warning

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

71 within 180 nm since 1997 · 0 in the last 12 months · 0 listed in force now

97
00
05
10
15
20
23

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 15:15Z; 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.