Surveys

Underwater research operations 08 thru 30 nov by M/V alliance towing equipment: a. in area bound by…

HYDROLANT 2860/01

issued
2001-11-06 17:25Z
status
cancelled 2001-12-01 00:00Z (archive)
authority
MARIDIPART LA SPEZIA 396/01 061146Z NOV 01
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 08 THRU 30 NOV
   BY M/V ALLIANCE TOWING EQUIPMENT:
   A. IN AREA BOUND BY 44-00.00N 009-59.30E,
      44-00.00N 010-04.80E, 43-46.00N 010-11.50E,
      43-45.00N 010-07.50E.
   B. VICINITY OF TRACKLINE BETWEEN
      42-48.65N 010-15.75E AND 42-47.90N 010-14.90E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 01 DEC.

This area · survey operations

182 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

98
00
05
10
15
20
23

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

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.