Surveys
Oceanographic operations 15 thru 18 oct by M/V ocean surveyor towing 84 meter long cable in area bound by…
HYDROLANT 1668/04
- issued
- 2004-10-15 05:25Z
- status
- cancelled 2004-10-19 00:00Z (archive)
- cancels
- HYDROLANT 1662/04
- authority
- NAVAREA V 794/04 150359Z OCT 04.
- sea
- South Atlantic Ocean
- position
- -11.018, -37.037
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. OCEANOGRAPHIC OPERATIONS 15 THRU 18 OCT BY M/V OCEAN SURVEYOR TOWING 84 METER LONG CABLE IN AREA BOUND BY 11-02.98S 037-03.98W, 11-02.97S 037-00.80W, 10-59.00S 037-00.80W, 10-59.02S 037-03.22W. 2. CANCEL HYDROLANT 1662/04. 3. CANCEL THIS MSG 19 OCT.
This area · survey operations
37 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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22
- Underwater operations 311100Z mar to 022000Z apr by M/V bartira II and M/V mapele I in 13-26.53S 038-38.80W2022-03-31
- Underwater operations 0500Z to 1600Z daily until 21 oct by M/V xin hong, vessel luma d, and vessel vitor I…2020-10-16
- Survey operations 270500Z feb to 252100Z mar by M/V sable in area bound by 10-44.76S 036-33.13W, 10-44.53S…2020-02-27
- Underwater operations 160700Z to 161500Z sep by tug mar de espanha, M/V macau, M/V grauna and M/V nb…2019-09-15
- Survey operations 09 may thru 30 sep by M/V ramform tethys towing 16 8100 meter long cables in area bound by…2018-05-08
- Underwater operations in progress until 150359Z feb 15 in area bound by 11-15.51S 036-59.70W, 11-14.58S…2014-08-21
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- Maceio light 09-41.03S 035-43.38W unlit until 31 octNav aids · 111.5 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.