Cable ops

Seismic survey in progress until 170259Z may by M/V cgg laurentian towing six 6000 meter long cables in area…

HYDROLANT 772/07

issued: 2007-05-09 05:25Z
status: cancelled 2007-05-17 03:59Z (archive)
self-cancels: 2007-05-17 03:59Z
cancels: HYDROLANT 740/07 HYDROLANT 741/07
authority: NAVAREA V 381/07 090358Z MAY 07; NAVAREA V 382/07 090358Z MAY 07.
sea: South Atlantic Ocean
position: -21.162, -40.138
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 170259Z MAY
   BY M/V CGG LAURENTIAN TOWING SIX 6000 METER
   LONG CABLES IN AREA BOUND BY
   21-00S 040-16W, 21-05S 039-22W,
   21-15S 040-30W, 22-02S 040-44W,
   21-54S 040-34W, 21-22S 040-31W.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 740/07, SURVEY COMPLETED.
3. CANCEL HYDROLANT 741/07.
4. CANCEL THIS MSG 170359Z MAY.

This area · cable & pipeline work

1410 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

Season · when cable & pipeline work happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 100259Z may by M/V ramform valiant towing ten 6600 meter long cables in…cancels · 2007-05-03
Seismic survey in progress until 100259Z may by M/V cgg laurentian towing six 6000 meter long cables in area…cancels · 2007-05-03
Seismic survey in progress until 100259Z may by M/V ramform valiant towing ten 6600 meter long cables in…replaced · 2007-05-03
Seismic survey in progress until 100259Z may by M/V cgg laurentian towing six 6000 meter long cables in area…replaced · 2007-05-03

Nearby now · within 120 nm

Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 41.1 nm
Underwater operations 1100Z to 2100Z daily 13 thru 22 aug by M/V comando b and M/V am kirti in 20-23.90S…Surveys · 45.8 nm
Underwater operations 1100Z to 2100Z daily 12 thru 21 aug by M/V comando b and M/V faneromeni in 20-23.67S…Surveys · 46.1 nm
Underwater operations 0800Z to 1800Z daily 08 thru 22 aug by M/V marsanne and M/V comando b in 20-23.57S…Surveys · 46.2 nm
Underwater operations 1100Z to 2100Z daily 15 thru 29 aug by M/V comando b and M/V rosco banyan in 20-23.37S…Surveys · 46.4 nm
Underwater operations 0800Z to 1800Z daily 11 thru 25 aug by M/V comando b and M/V faneromeni in 20-23.00S…Surveys · 46.7 nm
Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 47.2 nm
Underwater operations in progress until 27 aug by M/V navios felix and M/V comando b in 20-22.12S 040-08.38WSurveys · 47.6 nm
Underwater operations 0800Z to 1800Z daily 02 thru 16 aug by M/V comando b and M/V royal topaz in 20-21.62S…Surveys · 48.1 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 · 55.4 nm
Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 56.9 nm
Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 61.2 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.