Surveys
Hydrographic survey by M/V thalassa: a. 16 jun along trackline between 59-20N 036-25W and 58-50N 031-14W
North Atlantic · NAVAREA IV 471/15
- issued
- 2015-06-16 15:20Z
- status
- cancelled 2015-06-17 12:40Z (archive)
- cancels
- NAVAREA IV 467/15NAVAREA IV 469/15
- authority
- THALASSA 161231Z JUN 15 - SHGA 16 JUN 15.
- position
- 58.564, -31.771
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH ATLANTIC.
1. HYDROGRAPHIC SURVEY BY M/V THALASSA:
A. 16 JUN ALONG TRACKLINE BETWEEN
59-20N 036-25W AND 58-50N 031-14W.
B. 17 JUN VICINITY OF 58-50N 031-14W.
C. 18 JUN ALONG TRACKLINE BETWEEN
58-47N 030-39W AND 56-56N 027-18W.
WIDE BERTH REQUESTED.
2. CANCEL NAVAREA IV 467/15, 469/15(14).
3. CANCEL THIS MSG 19 JUN 15.
This area · survey operations
12 within 180 nm since 2015 · 0 in the last 12 months · 0 in force now
15
20
21
- Survey operations 030001Z to 050001Z jul by M/V sarmiento de gamboa in area bound by 57-18.3N 035-22.1W,…2021-07-01
- Hydrographic survey by M/V thalassa: a. 29 jun along trackline between 58-32N 031-25W and 56-51N 033-29W2015-06-29
- Hydrographic survey by M/V thalassa: a. 28 jun along trackline between 58-59N 032-10W and 58-46N 030-38W2015-06-28
- Hydrographic survey by M/V thalassa: a. 26 jun along trackline between 60-54.2N 028-07.1W and 58-51.0N…2015-06-26
- Hydrographic survey by M/V thalassa: a. 25 jun along trackline between 62-07.17N 026-13.00W and 58-51.00N…2015-06-25
- Hydrographic survey by M/V thalassa: a. 24 jun along trackline between 63-25.17N 023-55.22W and 58-51.00N…2015-06-24
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
- Hydrographic survey by M/V thalassa: a. 15 jun along trackline between 59-08-04N 036-33-04W and 59-20-00N…cancels · 2015-06-15
- Scientific mooring, at depth 55 meters, established in 44-26.32N 063-31.24Wcancels · 2015-06-15
- Hydrographic survey by M/V thalassa: a. 15 jun along trackline between 59-08-04N 036-33-04W and 59-20-00N…replaced · 2015-06-15
- Scientific mooring, at depth 55 meters, established in 44-26.32N 063-31.24Wreplaced · 2015-06-15
- Hydrographic survey by M/V thalassa: a. 17 jun vicinity of 58-50N 031-14Wcancelled by · 2015-06-17
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.