Surveys
Survey operations in progress until further notice by M/V sonne along trackline joining 58-27.3S…
Southern Indian Ocean · HYDROPAC 439/20
- issued
- 2020-02-09 08:48Z
- status
- cancelled 2020-02-13 04:47Z (archive)
- authority
- NAVAREA X 21/20 090840Z FEB 20.
- sea
- Indian Ocean
- position
- -57.610, 80.099
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SOUTHERN INDIAN OCEAN. DNC 03. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V SONNE ALONG TRACKLINE JOINING 58-27.3S 078-58.9E,57-43.6S 079-48.9E, 56-52.2S 081-17.5E. THREE MILE BERTH REQUESTED.
This area · survey operations
6 within 180 nm since 2020 · 0 in the last 12 months · 0 in force now
- Survey operations in progress until further notice by M/V sonne in area bound by 54-43.7S 079-50.7E,…2020-02-16
- Survey operations in progress until further notice by M/V sonne along trackline joining 56-49.9S 079-02.7E,…2020-02-13
- Survey operations in progress until further notice by M/V sonne along trackline joining 56-05.9S 083-33.0E,…2020-02-07
- Survey operations in progress until further notice by M/V sonne along trackline joining 55-23.1S 083-19.9E,…2020-02-04
- Survey operations in progress until further notice by M/V sonne along trackline joining 54-39.3S 083-31.8E,…2020-02-02
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
- Cancel HYDROPAC 439/20 and this msgcancelled by · 2020-02-13
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.