Surveys
Underwater operations in progress until 23 jun by M/V geolog dmitriy nalivkin towing cable in area bound by…
HYDROLANT 1770/01
- issued
- 2001-06-19 09:50Z
- status
- cancelled 2001-06-21 12:34Z (archive)
- cancels
- HYDROLANT 1641/01
- authority
- NAVAREA II 247/01 190900Z JUN 01; NAVAREA III 307/01 181205Z JUN 01
- sea
- North Atlantic Ocean
- position
- 30.485, -10.759
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 23 JUN BY M/V GEOLOG DMITRIY NALIVKIN TOWING CABLE IN AREA BOUND BY 31-05N 011-40W, 31-05N 009-50W, 29-55N 011-44W, 29-55N 009-48W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1641/01(54).
This area · survey operations
13 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
10
15
20
23
- Survey operations 281500Z feb to 011700Z mar by M/V sarmiento de gamboa in area within seven miles of…2023-02-28
- Survey operations in progress until 21 jul by M/V fugro voyager in vacinity 28-37.60N 012-32.00W2022-07-15
- Survey operations in progress until further notice by M/V hidden gen in vicinity of 30-49.8N 012-33.5W2022-04-22
- Survey operations in progress until 312359Z oct by M/V polar empress towing ten 7050 meter long cables in…2018-08-20
- Survey operations in progress in until 302359Z jun by M/V society kosmos energie in area bound by 32-16.47N…2017-05-04
- Survey operations in progress until 012359Z jul by M/V bgp prospector towing 12 8000 meter long cables in…2017-04-21
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 sentinel vicinity of trackline joining 37-58.0N…cancels · 2001-06-06
- Survey operations in progress until further notice by M/V sentinel vicinity of trackline joining 37-58.0N…replaced · 2001-06-06
- M/V bianch mar, six persons on board, suffered hull damage in 23-22S 043-18W at 210140Z juncancelled by · 2001-06-21
Nearby now · within 120 nm
- Sidi ifini lighthouse in 29-22.50N 010-10.70W unlitNav aids · 73.1 nm
- Vessel adrift in 29-03.30N 011-00.68W at 122100Z augDerelicts · 86.8 nm
Worldwide now
83 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.