Surveys
Underwater survey operations 121100Z to 132259Z nov by M/V geo surveyor along trackline joining 41-16.9N…
HYDROLANT 3801/00
- issued
- 2000-11-10 23:40Z
- status
- cancelled 2000-11-13 23:59Z (archive)
- self-cancels
- 2000-11-13 23:59Z
- authority
- MARDIPART LA SPEZIA 352/00 101426Z NOV 00
- sea
- Tyrrhenian Sea
- position
- 41.500, 12.194
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER SURVEY OPERATIONS 121100Z TO 132259Z NOV BY M/V GEO SURVEYOR ALONG TRACKLINE JOINING 41-16.9N 012-04.8E, 41-21.7N 012-05.7E, 41-30.0N 012-12.0E, 41-38.1N 012-16.2E, 41-42.2N 012-20.3E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 132359Z NOV.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2000-11-12 11:00Z | 2000-11-13 22:59Z | — | 35 h 59 |
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
111 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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24
- Underwater operations in progress until further notice by M/V joides resolution in: a. 40-11.03N 012-42.49E2024-02-16
- Survey operations 20 aug thru 17 sep by M/V dallaporta in area bound by 40-38.53N 010-05.00E, 41-20.54N…2022-08-18
- Survey operations in progress until 25 nov by M/V artic in area bound by 43-11.30N 009-34.20E, 43-13.19N…2021-11-09
- Survey operations 25 sep thru 06 oct by M/V kommandor iona in area bound by 43-11.18N 009-34.12E, 43-13.11N…2021-09-23
- Survey operations 28 aug thru 05 sep by M/V dalla porta in area bound by 41-20.54N 009-46.56E, 41-19.72N…2021-08-26
- Survey operations 28 aug thru 05 sep by M/V dalla porta in area bound by 43-28.78N 007-43.51E, 42-11.06N…2021-08-26
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
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.