Surveys
Underwater research operations 04, 06, 08, 09 thru 11, 14 thru 19 and 22 thru 25 feb by M/V alliance in area…
HYDROLANT 252/02
- issued
- 2002-02-01 18:40Z
- status
- cancelled 2002-02-08 17:50Z (archive)
- cancels
- HYDROLANT 164/02
- authority
- MARIDIPART LA SPEZIA 41/02 011200Z FEB 02; MARISARDEGNA 13/02 011200Z FEB 02
- sea
- Tyrrhenian Sea
- position
- 43.883, 10.094
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER RESEARCH OPERATIONS 04, 06, 08, 09 THRU 11, 14 THRU 19 AND 22 THRU 25 FEB BY M/V ALLIANCE IN AREA BOUND BY 44-00.0N 009-59.3E, 44-00.0N 010-04.8E, 43-46.0N 010-11.5E, 43-45.0N 010-07.5E. 2. CANCEL HYDROLANT 164/02, AID RESTORED. 3. CANCEL THIS MSG 26 FEB.
This area · survey operations
182 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
98
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05
10
15
20
23
- Survey operations 22 jul thru 13 aug by M/V tethys II, M/V l`europe, and M/V sagitta III in area bound by…2023-07-20
- Survey operations in progress until 19 jul by M/V five in area bound by 43-49.26N 009-54.46E, 44-09.71N…2023-07-18
- Survey operations in progress until 30 mar by M/V ocean link along trackling joining 43-14.09N 007-46.66E,…2023-03-17
- Survey operations 02 thru 17 feb by M/V tethys II, M/V l europe and M/V sagitta III in area bound by…2023-01-30
- Survey operations 07 thru 15 jul by M/V thetys II, M/V l'europe and M/V saggitta III in area bound by…2022-07-05
- Survey operations 27 may thru 06 jun by M/V thetys II, M/V l`europe and M/V saggitta III in area bound by…2022-05-26
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
- Radiobeacon at capo sandalo light 39-08.8N 008-13.4E inoperativecancels · 2002-01-23
- Radiobeacon at capo sandalo light 39-08.8N 008-13.4E inoperativereplaced · 2002-01-23
- Underwater research operations 09 thru 28 feb by M/V alliance: a. along trackline between 42-48.65N…cancelled by · 2002-02-08
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.