Surveys

Underwater operations in progress until further notice by M/V cirolana vicinity of trackline joining 47-16N…

HYDROLANT 1425/01

issued
2001-05-16 17:43Z
status
cancelled 2001-05-18 06:20Z (archive)
cancels
HYDROLANT 1367/01
authority
NAVAREA II 187/01 161432Z MAY 01; MRCC ETEL AOR-E EGC #901 161644Z MAY 01
sea
Celtic Sea
position
47.019, -6.021
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY
   M/V CIROLANA VICINITY OF TRACKLINE JOINING 47-16N 006-07W,
   47-15N 008-15W, 46-45N 006-45W, 46-45N 003-45W, 47-45N 004-45W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1367/01(GEN), VESSEL LOCATED.

This area · survey operations

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

99
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.