Surveys

Underwater operations in progress until 06 apr in area bound by 25-24.85S 042-44.68W, 25-24.88S 042-44.73W,…

Brazil-south Coast · HYDROLANT 237/13

issued
2013-01-26 06:49Z
status
cancelled 2013-04-07 00:01Z (archive)
authority
NAVAREA V S 104/13 25 JAN 13.
sea
South Atlantic Ocean
position
-25.394, -42.762
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTH COAST.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 06 APR
   IN AREA BOUND BY
   25-24.85S 042-44.68W, 25-24.88S 042-44.73W,
   25-24.92S 042-44.77W, 25-24.93S 042-44.82W,
   25-24.97S 042-44.87W, 25-24.98S 042-44.92W,
   25-24.40S 042-47.23W, 25-24.35S 042-47.27W,
   25-24.30S 042-47.28W, 25-24.25S 042-47.30W,
   25-24.20S 042-47.33W, 25-24.15S 042-47.35W,
   25-22.52S 042-46.87W, 25-22.48S 042-46.82W,
   25-22.45S 042-46.77W, 25-22.42S 042-46.72W,
   25-22.38S 042-46.68W, 25-22.35S 042-46.63W,
   25-22.75S 042-44.25W, 25-22.80S 042-44.22W,
   25-22.85S 042-44.20W, 25-22.88S 042-44.17W,
   25-22.93S 042-44.13W, 25-22.98S 042-44.12W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 07 APR 13.

This area · survey operations

572 within 180 nm since 2000 · 3 in the last 12 months · 1 in force now

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26

Season · when survey operations happen here

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month of issue, all years in the archive

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.