Surveys

Underwater operations in progress until further notice by M/V eas vicinity of trackline between 50-00N…

HYDROLANT 1188/01

issued
2001-04-18 10:04Z
status
cancelled 2001-04-19 13:28Z (archive)
cancels
HYDROLANT 1182/01HYDROLANT 1166/01
authority
WZ 877/01 180743Z APR 01; WZ 878/01 180851Z APR 01
sea
Celtic Sea
position
49.942, -10.058
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
   BY M/V EAS VICINITY OF TRACKLINE BETWEEN 50-00N 009-48W
   AND 49-53N 010-19W. WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1182/01 AND 1166/01(37).

This area · survey operations

375 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

Nothing else in force within 120 nm.

Worldwide now

83 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.