Surveys
Nga chart 36025 (1ST ed)
HYDROLANT 2187/09
- issued
- 2009-11-09 18:22Z
- status
- cancelled 2010-05-01 09:29Z (archive)
- authority
- WZ 1323/09 091500Z NOV 09.
- position
- 54.000, -3.433
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NGA CHART 36025 (1ST ED). OCEANOGRAPHIC EQUIPMENT MARKED BY BUOY, FL (5) Y 20 SEC ESTABLISHED IN 54-00N 003-26W. WIDE BERTH REQUESTED.
This area · survey operations
406 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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00
05
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24
- Survey operations in progress until further notice by M/V sw amundsen towing seven 2200 meter long cables in…2024-04-18
- Survey operations in progress until further notice by M/V sw bly towing four 2300 meter long cables, marked…2022-05-08
- Survey operations in progress until further notice by M/V sw bly towing four 2300 meter long cables, marked…2022-04-17
- Survey operations in progress until further notice by M/V ramform hyperion towing nine 3700 meter long…2022-04-15
- Survey operations in progress until further notice by S/V ocean resolution in area bound by 54-05.6N…2021-08-26
- Survey operations in progress until further notice by M/V ocean resolution in area bound by 54-05.6N…2021-08-02
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
- HYDROLANT messages in force 010800Z may 2010cancelled by · 2010-05-01
Nearby now · within 120 nm
- Mew island light 54-41.90N 005-30.80W unreliableNav aids · 84 nm
- Mf dsc and r/t services off air at: a. bawdsey 51-59.60N 001-24.50EOther · 105.1 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.