Surveys

Survey operations in progress until further notice by M/V ridley thomas along trackline joining 11-40.1S…

HYDROPAC 698/09

issued
2009-04-07 10:18Z
status
cancelled 2009-04-17 15:41Z (archive)
cancels
HYDROPAC 689/09
authority
NAVAREA VII 74/09 070546Z APR 09.
position
-12.601, 43.543
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
   BY M/V RIDLEY THOMAS ALONG TRACKLINE JOINING
   11-40.1S 041-47.1E, 11-40.1S 043-15.5E,
   12-36.8S 043-15.5E, 12-36.8S 045-06.9E,
   13-00.0S 042-10.0E, 13-00.0S 045-06.9E.
   1.5 MILE BERTH REQUESTED.
2. CANCEL HYDROPAC 689/09.

This area · survey operations

23 within 180 nm since 2008 · 0 in the last 12 months · 0 in force now

08
10
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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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.