Surveys

Survey operations 29 dec thru 05 jan 18 by M/V oceanic champion towing 12 10000 meter long cables in area…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 4208/17

issued: 2017-12-28 03:59Z
status: cancelled 2018-01-04 09:52Z (archive)
cancels: HYDROLANT 4179/17
authority: NAVAREA V COASTAL E 1045/17 280355Z DEC 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
1. SURVEY OPERATIONS 29 DEC THRU 05 JAN 18 BY
   M/V OCEANIC CHAMPION TOWING 12 10000 METER LONG
   CABLES IN AREA BETWEEN
   21-54.00S 21-39.33S AND 039-15.98W 038-44.67W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 4179/17.
3. CANCEL THIS MSG 06 JAN 18.

Timeline

Survey operations in progress until 30 dec by M/V oceanic champion towing 12 9260 meter long cables in area…cancels · 2017-12-25
Survey operations in progress until 30 dec by M/V oceanic champion towing 12 9260 meter long cables in area…replaced · 2017-12-25
Survey operations in progress until 13 jan by M/V oceanic champion towing 12 9260 meter long cables in area…cancelled by · 2018-01-04

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

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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.