Surveys
Survey operations in progress until further notice by M/V ridley thomas in area bound by 12-26S 041-55E,…
HYDROPAC 771/09
- issued
- 2009-04-17 15:41Z
- status
- cancelled 2009-05-02 00:01Z (archive)
- cancels
- HYDROPAC 698/09
- authority
- NAVAREA VII 78/09 171355Z APR 09.
- position
- -16.960, 42.640
- 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 IN AREA BOUND BY 12-26S 041-55E, 12-26S 042-05E, 23-20S 043-29E, 23-20S 043-36E. 1.5 MILE BERTH REQUESTED. 2. CANCEL HYDROPAC 698/09.
This area · survey operations
11 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
03
05
10
15
20
21
- Survey operations by M/V pourquoi pas 17 feb thru 28 mar in area bound by 15-21S 042-31E, 16-51S 043-24E,…2021-02-19
- Survey operations by M/V pourquoi pas 17 feb thru 28 mar in area bound by 15-36S 042-53E, 16-55S 043-41E,…2021-02-16
- Survey operations in progress until further notice by M/V western trident towing 9000 meter long cable in…2016-10-26
- Survey operations in progress until further notice by M/V western trident towing 9000 meter long cable in…2016-09-26
- Survey operations in progress until further notice by M/V wg amundsen towing 9000 meter long cable in area…2016-02-29
- Survey operations in progress until further notice by M/V western trident towing 9000 meter long cable in…2016-02-18
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
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D
month of issue, all years in the archive
Timeline
- Survey operations in progress until further notice by M/V ridley thomas along trackline joining 11-40.1S…cancels · 2009-04-07
- Survey operations in progress until further notice by M/V ridley thomas along trackline joining 11-40.1S…replaced · 2009-04-07
- Survey operations in progress until further notice by M/V ridley thomas in area bound by 23-12S 042-18E,…cancelled by · 2009-04-21
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.