Surveys

Underwater operations in progress until 19 nov by M/V aegaeo a. 15 nov in 39-53.48N 025-15.05E

Aegean Sea · HYDROLANT 3542/20

issued
2020-11-15 12:44Z
status
cancelled 2020-11-20 00:01Z (archive)
cancels
HYDROLANT 3522/20
authority
NAVAREA III 1536/20 151238Z NOV 20.
position
38.196, 24.557
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 19 NOV
   BY M/V AEGAEO
   A. 15 NOV IN 39-53.48N 025-15.05E.
   B. 16 NOV IN 39-04.77N 026-29.37E.
   C. 17 NOV IN 38-09.88N 025-19.12E.
   D. 18 NOV IN:
        A. 36-54.83N 025-37.25E.
        B. 37-38.83N 023-15.32E.
   E. 19 NOV IN:
         A. 37-58.28N 023-25.87E.
         B. 38-01.10N 023-33.45E.
         C. 37-53.00N 023-32.00E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 3522/20.
3. CANCEL THIS MSG 20 NOV 20.

This area · survey operations

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

99
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

Timeline

Nearby now · within 120 nm

Worldwide now

73 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.