Surveys

Oceanographic operations 150001Z to 160001Z nov by M/V thalassa in area bound by 48-27N 007-27W, 48-25N…

Eastern North Atlantic · Celtic Sea · HYDROLANT 2795/15

issued
2015-11-13 20:58Z
status
cancelled 2015-11-16 01:01Z (archive)
self-cancels
2015-11-16 01:01Z
authority
NAVAREA II 409/15 131622Z NOV 15.
sea
Celtic Sea
position
48.378, -6.906
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. OCEANOGRAPHIC OPERATIONS 150001Z TO 160001Z NOV
   BY M/V THALASSA IN AREA BOUND BY
   48-27N 007-27W, 48-25N 006-21W,
   48-16N 006-55W,
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 160101Z NOV 15.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2015-11-15 00:01Z2015-11-16 00:01Z24 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

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

99
00
05
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15
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23

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
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D

month of issue, all years in the archive

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.