Surveys

Underwater operations in progress until further notice by M/V ace nature vicinity of trackline between…

HYDROLANT 1900/01

issued
2001-07-05 04:40Z
status
cancelled 2001-07-08 05:20Z (archive)
cancels
HYDROLANT 1829/01
authority
WZ 1435/01 050148Z JUL 01; GIHA
sea
English Channel
position
48.992, -2.983
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
   BY M/V ACE NATURE VICINITY OF TRACKLINE BETWEEN
   49-00N 003-04W AND 48-59N 002-54W. WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1829/01(23).

This area · survey operations

630 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
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

Timeline

Nearby now · within 120 nm

Worldwide now

84 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.