Surveys
Underwater operations 070700Z to 071800Z mar in area bound by 51-19.3N 002-06.1E, 51-19.4N 002-11.4E,…
North Sea · HYDROLANT 746/17
- issued
- 2017-03-07 01:43Z
- status
- cancelled 2017-03-07 19:00Z (archive)
- self-cancels
- 2017-03-07 19:00Z
- authority
- WZ 287/17 070114Z MAR 17.
- sea
- North Sea
- position
- 51.319, 2.212
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH SEA. DNC 20. 1. UNDERWATER OPERATIONS 070700Z TO 071800Z MAR IN AREA BOUND BY 51-19.3N 002-06.1E, 51-19.4N 002-11.4E, 51-19.1N 002-17.5E, 51-18.8N 002-16.6E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 071900Z MAR 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-03-07 07:00Z | 2017-03-07 18:00Z | — | 11 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · survey operations
471 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V mintaka I in vicinity of trackline joining…2023-08-06
- Underwater operations in progress until further notice by M/V uilenspiegel and c/s responder in vicinity of…2022-07-18
- Survey operations in progress until further notice by M/V nora b in vicinity of trackline joining 51-22.80N…2022-07-16
- Survey operations in progress until further notice by M/V nora b in vicinity of trackline joining 50-46.80N…2022-07-12
- Underwater operations in progress until further notice by M/V uilenspiegel in vicinity of trackline joining…2022-07-09
- Underwater operations in progress until further notice by M/V havila phoenix in vicinity of trackline…2022-05-11
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
Nearby now · within 120 nm
Nothing else in force within 120 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.