Surveys

Underwater operations in progress until 24 jul by M/V thalassa with submersible in 37-17N 032-16W

North Atlantic · Azores · HYDROLANT 1613/12

issued
2012-07-17 17:01Z
status
cancelled 2012-07-25 00:00Z (archive)
authority
NAVAREA II 223/12 171055Z JUL 12.
position
37.283, -32.267
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH ATLANTIC.
AZORES.
1. UNDERWATER OPERATIONS IN PROGRESS
   UNTIL 24 JUL BY M/V THALASSA WITH
   SUBMERSIBLE IN 37-17N 032-16W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 25 JUL 12.

This area · survey operations

21 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now

02
05
10
15
19

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

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

75 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.