Surveys
Survey operations in progress until further notice by M/V thalassa along trackline between 45-47.8N…
Eastern North Atlantic · HYDROLANT 2040/18
- issued
- 2018-06-23 16:14Z
- status
- cancelled 2018-06-24 16:25Z (archive)
- cancels
- HYDROLANT 2032/18
- authority
- NAVAREA II 271/18 231606Z JUN 18.
- position
- 46.543, -19.677
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. DNC 08. 1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V THALASSA ALONG TRACKLINE BETWEEN 45-47.8N 019-05.5W AND 47-17.4N 020-15.8W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2032/18.
This area · survey operations
5 within 180 nm since 2018 · 0 in the last 12 months · 0 in force now
18
20
21
- Survey operations in progress until 102359Z jun by M/V sarmiento de gamboa in vicinity of trackline joining…2021-06-04
- Survey operations in progress until 082359Z jun by M/V sarmiento de gamboa along trackline joining 40-47.3N…2021-06-02
- Survey operations in progress until further notice by M/V thalassa along trackline between 47-17.4N…2018-06-24
- Survey operations in progress until further notice by M/V thalassa along trackline between 44-22.6N…2018-06-22
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 thalassa along trackline between 44-22.6N…cancels · 2018-06-22
- Survey operations in progress until further notice by M/V thalassa along trackline between 44-22.6N…replaced · 2018-06-22
- Survey operations in progress until further notice by M/V thalassa along trackline between 47-17.4N…cancelled by · 2018-06-24
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.