Surveys

Survey operations 15 thru 22 apr by M/V oceanic champion towing 12 10000 meter long cables in area bound by…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 1202/17

issued: 2017-04-14 21:38Z
status: cancelled 2017-04-23 00:01Z (archive)
cancels: HYDROLANT 1133/17
authority: NAVAREA V COASTAL 316/17 142127Z APR 17.
sea: South Atlantic Ocean
position: -25.278, -42.127
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
1. SURVEY OPERATIONS 15 THRU 22 APR BY
   M/V OCEANIC CHAMPION TOWING 12 10000 METER
   LONG CABLES IN AREA BOUND BY
   24-45.36S 042-16.54W, 25-44.32S 041-43.43W,
   25-51.05S 041-57.42W, 24-44.28S 042-33.44W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1133/17.
3. CANCEL THIS MSG 23 APR 17.

This area · survey operations

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

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 15 apr by M/V oceanic champion towing 12 10000 meter long cables in area…cancels · 2017-04-08
Survey operations in progress until 15 apr by M/V oceanic champion towing 12 10000 meter long cables in area…replaced · 2017-04-08

Nearby now · within 120 nm

Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 43 nm
Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 50.6 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.