Surveys
Underwater operations in progress until 19 jul by M/V lingue towing 1250 meter long cable vicinity of…
HYDROLANT 2010/01
- issued
- 2001-07-17 05:50Z
- status
- cancelled 2001-07-20 00:00Z (archive)
- cancels
- HYDROLANT 1119/01
- authority
- NAVAREA V 1176/01; NAVAREA V 1171/01 170359Z JUL 01
- sea
- South Atlantic Ocean
- position
- -23.592, -42.975
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 19 JUL BY M/V LINGUE TOWING 1250 METER LONG CABLE VICINITY OF TRACKLINE BETWEEN 23-49S 042-38W AND 23-22S 043-19W. FOUR MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 1119/01. 3. CANCEL THIS MSG 20 JUL.
This area · survey operations
488 within 180 nm since 2000 · 9 in the last 12 months · 6 in force now
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26
- Underwater operations 1000Z to 2000Z daily until 25 aug by vessel nomar in 24-07.27S 046-09.30W2026-08-20
- Survey operations in progress until 24 aug by M/V sea 1 dorado in area bound by 24-53.20S 042-47.12W,…2026-08-19
- Underwater operations in progress until 280259Z aug by M/V siem pilot in 24-35.02S 042-15.37W2026-08-19
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…2026-08-09
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05W2026-08-06
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…2026-07-27
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Ponta das cabecudas light 26-55S 048-37W changed to: FL(4) w 6 sec 13 milescancels · 2001-04-11
- Ponta das cabecudas light 26-55S 048-37W changed to: FL(4) w 6 sec 13 milesreplaced · 2001-04-11
Nearby now · within 120 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 68.5 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 78.7 nm
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…Surveys · 114 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.