Surveys

Survey operations in progress until 02 sep by M/V oceanic champion towing 12 9260 meter long cables in area…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 2608/17

issued: 2017-08-26 06:17Z
status: cancelled 2017-09-03 00:01Z (archive)
cancels: HYDROLANT 2535/17
authority: NAVAREA V COASTAL E 684/17 260152Z AUG 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 IN PROGRESS
   UNTIL 02 SEP BY M/V OCEANIC CHAMPION
   TOWING 12 9260 METER LONG CABLES
   IN AREA BETWEEN
   21-04S 21-29S AND 039-23W 038-23W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2535/17.
3. CANCEL THIS MSG 03 SEP 17.

Timeline

Survey operations 19 thru 26 aug by M/V oceanic champion towing 12 9260 meter long cables in area bound by…cancels · 2017-08-18
Survey operations 19 thru 26 aug by M/V oceanic champion towing 12 9260 meter long cables in area bound by…replaced · 2017-08-18
Survey operations in progress by M/V oceanic champion towing 12 9260 meter long cables in area between…cancelled by · 2017-09-02

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.