Surveys

Survey operations in progress until 14 mar by M/V subsea viking in areas bound by: a. 24-34.75S 042-44.83W,…

Western South Atlantic · Brazil-south Coast · HYDROLANT 738/19

issued: 2019-03-07 22:19Z
status: cancelled 2019-03-15 00:01Z (archive)
authority: NAVAREA V COASTAL S 203/19 072125Z MAR 19.
sea: South Atlantic Ocean
position: -24.648, -42.501
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTH COAST.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 14 MAR
   BY M/V SUBSEA VIKING IN AREAS BOUND BY:
   A. 24-34.75S 042-44.83W, 24-26.15S 042-24.83W,
      24-35.50S 042-19.63W, 24-44.22S 042-39.10W.
   B. 24-55.15S 042-32.97W, 24-51.72S 042-34.75W,
      24-43.23S 042-15.68W, 24-47.30S 042-14.32W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 15 MAR 19.

This area · survey operations

602 within 180 nm since 2000 · 5 in the last 12 months · 3 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 21 mar by M/V subsea viking in areas bound by: a. 24-34.75S 042-44.83W,…cancelled by · 2019-03-14

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 · 0.3 nm
Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 75 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.