Surveys

Survey operations 06 thru 13 sep by M/V geo caribbean towing 12 11200 meter long cables in area bound by…

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 2721/19

issued: 2019-09-05 23:05Z
status: cancelled 2019-09-13 07:59Z (archive)
cancels: HYDROLANT 2663/19
authority: NAVAREA V COASTAL S 921/19 052234Z SEP 19.
sea: South Atlantic Ocean
position: -25.161, -39.441
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
1. SURVEY OPERATIONS 06 THRU 13 SEP
   BY M/V GEO CARIBBEAN TOWING 12 11200 METER
   LONG CABLES IN AREA BOUND BY
   24-02.40S 041-58.32W, 25-26.77S 042-00.57W,
   25-51.60S 039-48.98W, 26-42.52S 039-17.50W,
   26-36.98S 037-28.17W, 24-00.93S 037-32.00W,
   24-07.15S 041-59.27W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2663/19.
3. CANCEL THIS MSG 14 SEP 19.

This area · survey operations

483 within 180 nm since 2000 · 7 in the last 12 months · 5 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 06 sep by M/V geo caribbean towing 12 11200 meter long cables in area…cancels · 2019-08-30
Survey operations in progress until 06 sep by M/V geo caribbean towing 12 11200 meter long cables in area…replaced · 2019-08-30
Survey operations in progress until 20 sep by M/V geo caribbean towing 12 11200 meter long cables in area…cancelled by · 2019-09-13

Nearby now · within 120 nm

Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 96.6 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.