Cable ops
Seismic survey in progress until 21 feb by M/V ramform explorer and M/V willbeest towing eight 7500 meter…
HYDROLANT 617/01
- issued
- 2001-02-20 07:25Z
- status
- cancelled 2001-02-22 00:00Z (archive)
- authority
- NAVAREA V 338/01 200400Z FEB 01
- sea
- South Atlantic Ocean
- position
- -23.001, -40.973
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY IN PROGRESS UNTIL 21 FEB BY M/V RAMFORM EXPLORER AND M/V WILLBEEST TOWING EIGHT 7500 METER LONG CABLES IN AREA BOUND BY 23-14S 041-05W, 23-05S 041-16W, 22-46S 040-51W, 22-55S 040-41W. 4.5 MILE BERTH REQUESTED. 2. CANCEL THIS MSG 22 FEB.
This area · cable & pipeline work
2098 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
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23
- Cable operations in progress thru 03 jan 24 by M/V puerto real in area bound by 24-31.30S 042-12.30W,…2023-06-23
- Underwater operations 1100Z to 2100Z daily 19 thru 24 apr by cableship intrepid in 20-22.45S 040-11.23W2021-04-18
- Seismic deflector gear adrift in 23-08.50S 042-53.90W at 071300Z sep2019-09-07
- Seismic survey 21 thru 28 jan by oceanic champion towing 12 8000 meter long cables in area bound by…2017-01-19
- Seismic survey 14 thru 21 jan by oceanic champion towing 12 8000 meter cables in area bound by 25-33.47S…2017-01-10
- Seismic survey in progress until 14 jan by oceanic champion towing 12 8000 meter cables in area bound by…2017-01-07
Season · when cable & pipeline work happen here
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month of issue, all years in the archive
Nearby now · within 120 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 · 11.9 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 45.4 nm
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05WSurveys · 48.6 nm
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sepNav aids · 57.7 nm
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 63 nm
- Underwater operations in progress until 140001Z nov by M/V fugro vaquita in area bound by 22-03.00S…Surveys · 65.5 nm
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 66.5 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 68.2 nm
- Survey operations in progress until 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…Surveys · 70.4 nm
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 87 nm
- Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 101.3 nm
Worldwide now
40 cable & pipeline work in force · see all
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
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.