Surveys
Underwater operations 281000Z to 281300Z nov in area bound by 37-38.43N 025-29.97E, 37-45.43N 025-57.97E,…
Aegean Sea · HYDROLANT 3670/18
- issued
- 2018-11-26 08:20Z
- status
- cancelled 2018-11-28 14:00Z (archive)
- self-cancels
- 2018-11-28 14:00Z
- authority
- TURKEY 157/18 231409Z NOV 18.
- sea
- Aegean Sea
- position
- 37.857, 25.619
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
AEGEAN SEA. DNC 09. 1. UNDERWATER OPERATIONS 281000Z TO 281300Z NOV IN AREA BOUND BY 37-38.43N 025-29.97E, 37-45.43N 025-57.97E, 37-59.93N 025-57.97E, 37-59.93N 025-09.97E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 281400Z NOV 18.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-11-28 10:00Z | 2018-11-28 13:00Z | — | 3 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
185 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 14 jun by M/V tcg cesme in areas bound by a. 38-55.93N 025-24.97E,…2022-05-28
- Survey operations 23 mar thru 15 apr by M/V tubitak marmara and M/V tubitak mam in area bound by 40-03.20N…2021-03-22
- Underwater operations 16 and 17 mar by M/V ievoli ivory along trackline joining 36-12.4N 024-19.9E, 36-01.0N…2021-03-15
- Underwater operations by M/V ievoli ivory: a. 11 mar along trackline joining 36-44.60N 024-08.00E, 36-15.10N…2021-03-10
- Underwater operations by M/V ievoli ivory: a. 08 mar along trackline joining 36-37.1N 024-14.1E 36-50.5N…2021-03-08
- Survey operations 18 feb thru 02 mar by M/V tcg cesme in area bound by 40-00.94N 024-52.91E, 39-40.83N…2021-02-16
Season · when survey operations happen here
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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.