Surveys

Underwater operations by M/V aegaeo: a. 240500Z to 240800Z and 271000Z to 271700Z nov in 35-43.86N 025-07.28E

Aegean Sea · HYDROLANT 3632/20

issued
2020-11-23 01:37Z
status
cancelled 2020-11-28 08:00Z (archive)
self-cancels
2020-11-28 08:00Z
authority
NAVAREA III 1581/20 230127Z NOV 20.
sea
Aegean Sea
position
36.223, 25.217
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. UNDERWATER OPERATIONS BY M/V AEGAEO:
   A. 240500Z TO 240800Z AND 271000Z TO
      271700Z NOV IN 35-43.86N 025-07.28E.
   B. 241000Z TO 241100Z AND 270700Z TO
      270800Z NOV IN 35-25.59N 025-04.35E.
   C. 280600Z TO 280700Z NOV IN
      37-30.72N 025-27.43E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 280800Z NOV 20.

Activity windows · 5 in this warning

opens (UTC)closes (UTC)locallength
2020-11-24 05:00Z2020-11-24 08:00Z3 h
2020-11-24 10:00Z2020-11-24 11:00Z1 h
2020-11-27 07:00Z2020-11-27 08:00Z1 h
2020-11-27 10:00Z2020-11-27 17:00Z7 h
2020-11-28 06:00Z2020-11-28 07:00Z1 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

198 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
20
22

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

86 survey operations in force · see all

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.