Surveys
Survey operations 100001Z apr to 092359Z jul by M/V dong fang kan tan in area bound by 12-12N 020-03W,…
Eastern North Atlantic · Senegal · Guinea · HYDROLANT 1149/17
- issued
- 2017-04-09 20:22Z
- status
- cancelled 2017-06-30 16:36Z (archive)
- self-cancels
- 2017-07-10 00:59Z
- authority
- NAVAREA II 119/17 091943Z APR 17.
- sea
- North Atlantic Ocean
- position
- 14.159, -18.467
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. SENEGAL. GUINEA. DNC 01. 1. SURVEY OPERATIONS 100001Z APR TO 092359Z JUL BY M/V DONG FANG KAN TAN IN AREA BOUND BY 12-12N 020-03W, 16-01N 019-34W, 16-04N 016-47W, 12-15N 017-29W. EIGHT MILE BERTH REQUESTED. 2. CANCEL THIS MSG 100059Z JUL 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-04-10 00:01Z | 2017-07-09 23:59Z | — | 2183 h 58 |
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
29 within 180 nm since 2008 · 0 in the last 12 months · 0 in force now
08
10
15
20
23
- Underwater operations 15 jan thru 18 mar by M/V grand canyon III in area bound by 16-02.00N 016-52.00W,…2023-01-14
- Oceanographic buoy established in 14-09.7N 017-30.7W2023-01-03
- Underwater operations in progress until 31 may in 16-04.31N 016-52.09W2022-02-10
- Underwater operations in progress until further notice by M/V ocean blackrhino in 13-46N 017-37W2021-07-13
- Underwater operations in progress until further notice in area bound by 16-06.9N 016-35.2W, 16-06.8N…2021-02-06
- Survey operations in progress until 272359Z nov by M/V sw empress towing ten five mile long cables in area…2020-11-26
Season · when survey operations happen here
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A
M
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J
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 1149/17 and this msg, operations completecancelled by · 2017-06-30
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
84 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.