Towing

Hydrographic operations 11 and 12 nov by M/V sirius towing 150 meter long cables within three miles of…

HYDROLANT 2109/03

issued: 2003-11-10 08:40Z
status: cancelled 2003-11-13 00:00Z (archive)
cancels: HYDROLANT 2101/03
authority: NAVAREA V 1289/03 100406Z NOV 03; NAVAREA VI 432/03 100200Z NOV 03
position: -20.687, -40.388 · r 3.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC OPERATIONS 11 AND 12 NOV BY
   M/V SIRIUS TOWING 150 METER LONG CABLES
   WITHIN THREE MILES OF 20-41.24S 040-23.28W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2101/03(23), VESSEL IN TOW.
3. CANCEL THIS MSG 13 NOV.

This area · tows

1 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

Season · when tows happen here

month of issue, all years in the archive

Timeline

Derelict F/V polargorg adrift vicinity 42-18S 061-09Wcancels · 2003-11-09
Derelict F/V polargorg adrift vicinity 42-18S 061-09Wreplaced · 2003-11-09

Nearby now · within 120 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 · 21.4 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 · 21.5 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 · 21.8 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 · 22.2 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 · 22.6 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 · 23.7 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 · 24.3 nm
Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 49.6 nm
Foul ground until 06 dec 27 in area bound by 19-53.87S 039-59.68W, 19-54.15S 039-59.27W, 19-53.08S…Other · 52.9 nm
Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 56.3 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 · 73 nm
Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 76.4 nm

Worldwide now

2 tows in force · see all

Towing

Vessels under tow with long or unlit tow lines. All current tows →

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.