Surveys
Survey operations 18 thru 25 jan by M/V geo caribbean towing ten 12000 meter 22-43.80S 038-26.43W, 22-43.18S…
Western South Atlantic · Brazil-southeast Coast · HYDROLANT 176/20
- issued
- 2020-01-17 21:27Z
- status
- cancelled 2020-01-24 16:48Z (archive)
- cancels
- HYDROLANT 76/20
- authority
- NAVAREA V 23/20 171923Z JAN 20.
- sea
- South Atlantic Ocean
- position
- -24.685, -40.888
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTHEAST COAST. DNC 01. 1. SURVEY OPERATIONS 18 THRU 25 JAN BY M/V GEO CARIBBEAN TOWING TEN 12000 METER 22-43.80S 038-26.43W, 22-43.18S 037-39.05W, 26-25.95S 037-35.27W, 26-27.40S 040-18.30W, 26-40.50S 043-14.20W, 25-47.93S 042-33.12W, 25-18.60S 042-11.55W, 24-49.80S 042-10.63W, 24-21.62S 042-21.32W, 24-22.07S 042-03.72W, 24-06.77S 042-03.45W, 23-33.80S 040-58.57W, 23-32.88S 039-57.28W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 76/20. 3. CANCEL THIS MSG 26 JAN 20.
This area · survey operations
714 within 180 nm since 2000 · 10 in the last 12 months · 8 in force now
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- 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
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…2026-08-08
- 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
- Survey operations 11 thru 18 jan by M/V geo caribbean towing ten 11112 meter long cables in area bound by…cancels · 2020-01-10
- Survey operations 11 thru 18 jan by M/V geo caribbean towing ten 11112 meter long cables in area bound by…replaced · 2020-01-10
- Survey operations in progress until 01 feb by M/V geo caribbean towing ten 12000 meter 22-43.80S 038-26.43W,…cancelled by · 2020-01-24
Nearby now · within 120 nm
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 30.7 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 88.3 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 · 111.8 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.