Surveys

Underwater operations by M/V skandi acu: a. 271700Z to 281700Z apr in 47-29.5N 006-29.7W

Eastern North Atlantic · Celtic Sea · HYDROLANT 982/16

issued
2016-04-26 02:55Z
status
cancelled 2016-04-28 04:00Z (archive)
self-cancels
2016-04-29 18:00Z
authority
NAVAREA II 107/16 251524Z APR 16.
sea
Celtic Sea
position
47.343, -6.595
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
CELTIC SEA.
DNC 08, DNC 19, DNC 20.
1. UNDERWATER OPERATIONS BY M/V SKANDI ACU:
   A. 271700Z TO 281700Z APR IN 47-29.5N 006-29.7W.
   B. 281700Z TO 291700Z APR IN 47-11.6N 006-41.7W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 291800Z APR 16.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2016-04-27 17:00Z2016-04-28 17:00Z24 h
2016-04-28 17:00Z2016-04-29 17:00Z24 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

422 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

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.