Surveys

Underwater operations in progress by M/V aegaeo: a. 161600Z to 171500Z jun in 39-57.7N 024-43.4E

Aegean Sea · HYDROLANT 1925/18

issued
2018-06-15 14:06Z
status
cancelled 2018-06-16 16:48Z (archive)
self-cancels
2018-06-19 19:00Z
authority
NAVAREA III 501/18 151201Z JUN 18.
sea
Aegean Sea
position
36.982, 25.506
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. UNDERWATER OPERATIONS IN PROGRESS BY M/V AEGAEO:
   A. 161600Z TO 171500Z JUN IN 39-57.7N 024-43.4E.
   B. 190700Z TO 190900Z JUN IN 35-15.3N 026-40.3E.
   C. 191600Z TO 191800Z JUN IN 35-43.8N 025-07.3E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 191900Z JUN 18.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2018-06-16 16:00Z2018-06-17 15:00Z23 h
2018-06-19 07:00Z2018-06-19 09:00Z2 h
2018-06-19 16:00Z2018-06-19 18:00Z2 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

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

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22

Season · when survey operations happen here

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M
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J
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month of issue, all years in the archive

Timeline

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.