Surveys
Survey operations in progress until further notice by M/V thalassa along trackline between 42-53N 015-51W…
Eastern North Atlantic · HYDROLANT 2007/18
- issued
- 2018-06-21 14:02Z
- status
- cancelled 2018-06-22 16:13Z (archive)
- cancels
- HYDROLANT 1986/18
- authority
- NAVAREA II 265/18 211553Z JUN 18.
- position
- 43.333, -16.442
- 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 42-53N 015-51W AND 43-47N 017-02W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1986/18.
This area · survey operations
22 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now
07
10
15
20
23
- Survey operations 130001Z to 221200Z oct by M/V sarmiento de gamboa in area bound by 42-45.00N 010-45.00W,…2023-10-12
- Survey operations in progress until 14 jul by M/V ramon margalef along trackline joining 43-00.00N…2023-07-04
- Survey operations 080001Z to 110600Z jul by M/V sarmiento de gamboa towing 6000 meter long cable along…2022-07-05
- Survey operations in progress until 230005Z aug by M/V ramon margalef along trackline joining 43-00.00N…2021-08-16
- 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
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Survey operations in progress until further notice by M/V thalassa along trackline between 41-59N 014-41W…cancels · 2018-06-20
- Survey operations in progress until further notice by M/V thalassa along trackline between 41-59N 014-41W…replaced · 2018-06-20
- Survey operations in progress until further notice by M/V thalassa along trackline between 44-22.6N…cancelled by · 2018-06-22
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.