Surveys

Oceanographic operations in progress until 30 sep by M/V dallaporta in area bound by 41-58.45N 015-54.35E,…

Adriatic Sea · HYDROLANT 1758/05

What this record establishes

Archived notice · 2005-10-01 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 ANCONA 07/05 261345Z SEP 05.. Issued 2005-09-27 12:24Z. 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
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
2005-09-27 12:24Z
status
Archived notice
authority
MARIDIPART ANCONA 07/05 261345Z SEP 05.
issued by
MARIDIPART ANCONA
sea
Adriatic Sea
position
42.252, 16.103
vessel
M/V DALLAPORTA · 4 messages
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 30 SEP
   BY M/V DALLAPORTA IN AREA BOUND BY
   41-58.45N 015-54.35E, 42-01.10N 015-54.97E,
   42-03.73N 015-55.57E, 42-06.42N 015-56.19E,
   42-12.02N 015-57.39E, 42-17.42N 015-58.67E,
   41-46.42N 016-15.60E, 42-41.62N 016-04.29E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 01 OCT.

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.
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

76 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 2026-10-02 18:56Z; 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.