Surveys

Survey operations by M/V certamen towing equipment: a. in progress until 030100Z jun along trackline between…

HYDROLANT 935/04

issued
2004-05-31 10:20Z
status
cancelled 2004-06-07 21:00Z (archive)
self-cancels
2004-06-07 21:00Z
authority
MARISICILIA 196/04 302045B MAY 04
sea
Mediterranean Sea - Western Basin
position
38.131, 11.079
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS BY M/V CERTAMEN TOWING EQUIPMENT:
   A. IN PROGRESS UNTIL 030100Z JUN ALONG TRACKLINE BETWEEN
      38-11.2N 009-30.0E AND 38-02.5N 010-25.5E.
   B. 030800Z TO 031600Z JUN ALONG TRACKLINE BETWEEN
      37-53.8N 011-47.5E AND 38-12.4N 012-04.5E.
   C. 040400Z TO 072000Z JUN ALONG TRACKLINE BETWEEN
      38-21.80N 013-03.2E AND 38-12.3N 013-20.2E.
   ONE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 072100Z JUN.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2004-06-03 08:00Z2004-06-03 16:00Z8 h
2004-06-04 04:00Z2004-06-07 20:00Z88 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

230 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

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.