Surveys
Underwater operations 0700Z to 1900Z daily 15 nov thru 10 dec by M/V manning towing equipment: a. within one…
HYDROLANT 2926/01
- issued
- 2001-11-13 19:35Z
- status
- cancelled 2001-11-23 17:25Z (archive)
- self-cancels
- 2001-12-11 20:00Z
- cancels
- HYDROLANT 2914/01
- authority
- LA SPEZIA 414/01 131136Z NOV 01; WZ 2161/01 131747Z NOV 01; MARIDIPART TARANTO 782/01 131900A NOV 01
- sea
- Ligurian Sea
- position
- 44.000, 9.733
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 0700Z TO 1900Z DAILY 15 NOV THRU
10 DEC BY M/V MANNING TOWING EQUIPMENT:
A. WITHIN ONE MILE OF 44-00-00N 009-44-00E.
B. IN AREA BOUND BY 44-02-42N 009-51-48E,
44-01-48N 009-51-54E, COASTLINE.
WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2914/01(35) AND 2918/01(54), AIDS RESTORED.
3. CANCEL THIS MSG 112000Z DEC.
Activity windows · 26 in the telegram
| opens (UTC) | closes (UTC) | local (UTC) | length |
|---|---|---|---|
| 2001-11-15 07:00Z | 2001-11-15 19:00Z | Nov 15, 07:00 → Nov 15, 19:00 | 12 h |
| 2001-11-16 07:00Z | 2001-11-16 19:00Z | Nov 16, 07:00 → Nov 16, 19:00 | 12 h |
| 2001-11-17 07:00Z | 2001-11-17 19:00Z | Nov 17, 07:00 → Nov 17, 19:00 | 12 h |
| 2001-11-18 07:00Z | 2001-11-18 19:00Z | Nov 18, 07:00 → Nov 18, 19:00 | 12 h |
| 2001-11-19 07:00Z | 2001-11-19 19:00Z | Nov 19, 07:00 → Nov 19, 19:00 | 12 h |
| 2001-11-20 07:00Z | 2001-11-20 19:00Z | Nov 20, 07:00 → Nov 20, 19:00 | 12 h |
| 2001-11-21 07:00Z | 2001-11-21 19:00Z | Nov 21, 07:00 → Nov 21, 19:00 | 12 h |
| 2001-11-22 07:00Z | 2001-11-22 19:00Z | Nov 22, 07:00 → Nov 22, 19:00 | 12 h |
| … 18 more | |||
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
180 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
98
00
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
- Hyskeir light 56-58N 006-41W unreliablecancels · 2001-11-12
- Hyskeir light 56-58N 006-41W unreliablereplaced · 2001-11-12
- Capo san vito light 40-24.7N 017-12.2E at reduced intensityreplaced · 2001-11-12
- Underwater operations 0700Z to 1900Z daily 23 nov thru 10 dec by M/V manning towing equipment in area bound…cancelled by · 2001-11-23
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.