Surveys

Underwater operations in progress until further notice in vicinity of trackline between 53-21.1N 001-18.2E…

HYDROLANT 1388/08

issued
2008-08-29 08:56Z
status
cancelled 2008-10-08 13:55Z (archive)
authority
WZ 1153/08 290813Z AUG 08.
sea
North Sea
position
53.320, 1.207
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE IN VICINITY OF TRACKLINE BETWEEN
53-21.1N 001-18.2E AND 53-17.3N 001-06.6E.
WIDE BERTH REQUESTED.

This area · survey operations

544 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now

97
00
05
10
15
20
24

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

Nothing else in force 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.