Surveys
Hydrographic survey in progress until further notice by M/V alliance from 39-44N 017-54E along the 200 meter…
HYDROLANT 350/99
- issued
- 1999-02-17 20:59Z
- status
- cancelled 1999-02-18 00:00Z (archive)
- sea
- Ionian Sea
- position
- 39.733, 17.900
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
HYDROGRAPHIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE BY M/V ALLIANCE FROM 39-44N 017-54E ALONG THE 200 METER CONTOUR TO 40-40N. WIDE BERTH REQUESTED.
This area · survey operations
105 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- Underwater operations 28 aug thru 03 sep by M/V janus II in area bound by 40-58.27N 018-47.52E, 40-48.67N…2023-08-27
- Underwater operations 28 aug thru 03 sep in area bound by 40-58.27N 018-47.52E, 40-48.67N 018-24.72E,…2023-08-25
- Underwater operations in progress until 07 jan by M/V edda flora with submersible along trackline joining…2022-01-04
- Underwater operations 22 thru 31 dec by M/V edda flora with submersible along trackline joining 40-19.0N…2021-12-21
- Underwater operations by M/V handin tide: a. 01 thru 05 sep in area within ten miles of 37-30-00N 015-23-02E2021-08-30
- Survey operations with submersible: a. 08 thru 15 apr in area within three miles of 36-17.82N 015-58.71E2021-04-05
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
Nothing else in force 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.