Surveys

Survey operations in progress until 12 dec by M/V oceanic vega towing ten 12964 meter long cables in area…

Western South Atlantic · HYDROLANT 3111/22

issued: 2022-12-05 00:21Z
status: cancelled 2022-12-11 06:07Z (archive)
self-cancels: 2022-12-13 00:01Z
authority: NAVAREA V 633/22 050012Z DEC 22.
sea: South Atlantic Ocean
position: -26.610, -43.296
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 12 DEC
   BY M/V OCEANIC VEGA TOWING TEN 12964
   METER LONG CABLES IN AREA BOUND BY
   27-26.03S 045-10.17W, 26-41.98S 045-35.35W,
   26-30.78S 045-28.95W, 26-31.25S 044-23.35W,
   26-01.02S 044-40.73W, 25-47.78S 044-14.55W,
   25-47.42S 043-17.20W, 25-37.05S 042-55.97W,
   25-36.80S 042-33.45W, 25-23.50S 042-04.40W,
   26-13.07S 041-34.32W, 27-23.27S 041-31.80W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 130001Z DEC 22.

This area · survey operations

482 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 18 dec by M/V oceanic vega towing ten 12964 meter long cables in area…cancelled by · 2022-12-11

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

86 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.