Surveys
Survey operations in progress until further notice by M/V thalassa along trackline between 41-59N 014-41W…
Eastern North Atlantic · HYDROLANT 1986/18
- issued
- 2018-06-20 14:09Z
- status
- cancelled 2018-06-21 14:02Z (archive)
- cancels
- HYDROLANT 1979/18
- authority
- NAVAREA II 263/18 201301Z JUN 18.
- position
- 42.433, -15.267
- 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 41-59N 014-41W AND 42-53N 015-51W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1979/18.
This area · survey operations
35 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- 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 112000Z to 171800Z jul by M/V sarmiento de gamboa towing 6000 meter long cable along…2022-07-08
- 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 in area bound by 43-00.00N 015-23.80W,…2021-08-21
- Survey operations in progress until 230005Z aug by M/V ramon margalef along trackline joining 43-00.00N…2021-08-16
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Survey operations until further notice by M/V thalassa along trackline between 40-41N 012-54W and 43-08N…cancels · 2018-06-19
- Survey operations until further notice by M/V thalassa along trackline between 40-41N 012-54W and 43-08N…replaced · 2018-06-19
- Survey operations in progress until further notice by M/V thalassa along trackline between 42-53N 015-51W…cancelled by · 2018-06-21
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.