Surveys

Survey operations 04 thru 12 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in areas…

Western South Atlantic · HYDROLANT 2382/19

issued: 2019-08-03 06:04Z
status: cancelled 2019-08-12 08:55Z (archive)
authority: NAVAREA V COASTAL S 772/19 022121Z AUG 19.
sea: South Atlantic Ocean
position: -26.737, -44.071
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS 04 THRU 12 AUG BY
   M/V HAI YANG SHI YOU 720 TOWING TEN 12000 METER
   LONG CABLES IN AREAS BOUND BY:
   A. 27-15S 044-28W, 26-16S 044-27W,
      26-40S 043-21W, 26-42S 043-19W.
   B. 26-39S 043-23W, 26-41S 043-21W,
      27-16S 044-29W, 27-14S 044-30W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 13 AUG 19.

This area · survey operations

466 within 180 nm since 2000 · 3 in the last 12 months · 1 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 19 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in…cancelled by · 2019-08-12

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.