Surveys

Survey operations in progress until 17 nov by M/V oceanic champion towing 14 5794 meter long cables in area…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 3494/18

issued: 2018-11-10 01:57Z
status: cancelled 2018-11-18 00:01Z (archive)
cancels: HYDROLANT 3411/18
authority: NAVAREA V COASTAL E 834/18 100032Z NOV 18.
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 17 NOV
   BY M/V OCEANIC CHAMPION TOWING 14 5794 METER
   LONG CABLES IN AREA BETWEEN
   21-22S 21-06S AND 040-14W 039-40W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 3411/18.
3. CANCEL THIS MSG 18 NOV 18.

Timeline

Survey operations 03 thru 10 nov by M/V oceanic champion towing 14 5794 meter long cables in area bound by…cancels · 2018-11-02
Survey operations 03 thru 10 nov by M/V oceanic champion towing 14 5794 meter long cables in area bound by…replaced · 2018-11-02

Nearby now · within 120 nm

Nothing else in force 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.