Surveys

Survey operations in progress until 08 aug by M/V oceanic sirius towing 12 12000 meter cables in area bound…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 2409/20

issued
2020-08-01 01:25Z
status
cancelled 2020-08-07 21:36Z (archive)
cancels
HYDROLANT 2392/20
authority
NAVAREA V 254/20 010120Z AUG 20.
sea
South Atlantic Ocean
position
-24.900, -39.827
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 08 AUG BY
   M/V OCEANIC SIRIUS TOWING 12 12000 METER
   CABLES IN AREA BOUND BY
   26-47.47S 042-25.97W, 24-22.02S 042-21.33W,
   24-22.40S 042-03.72W, 24-06.85S 042-03.35W,
   23-33.80S 040-58.57W, 22-50.33S 039-56.13W,
   22-35.07S 037-41.03W, 26-34.27S 037-35.22W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2392/20.
3. CANCEL THIS MSG 09 AUG 20.

This area · survey operations

617 within 180 nm since 2000 · 7 in the last 12 months · 5 in force now

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Season · when survey operations happen here

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month of issue, all years in the archive

Timeline

Nearby now · within 120 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.