Surveys

Hydrographic survey in progress until 29 jul by M/V sea surveyor in area bound by 19-05.45S 038-51.48W,…

HYDROLANT 1363/09

issued
2009-07-23 12:55Z
status
cancelled 2009-07-30 00:01Z (archive)
cancels
HYDROLANT 1359/09
authority
NAVAREA V E 1538/09 23 JUL 09.
position
-15.371, -35.630
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC SURVEY IN PROGRESS UNTIL 29 JUL
   BY M/V SEA SURVEYOR IN AREA BOUND BY
   19-05.45S 038-51.48W, 10-37.85S 036-26.27W,
   14-40.57S 031-41.27W, 19-05.60S 035-58.97W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1359/09.
3. CANCEL THIS MSG 30 JUL.

This area · survey operations

7 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

01
05
10
15

Season · when survey operations happen here

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F
M
A
M
J
J
A
S
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D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.