Surveys

Survey operations in progress until 27 feb by M/V hai yang shi you 720 towing ten 11112 meter long cables in…

Western South Atlantic · HYDROLANT 593/19

issued
2019-02-23 04:01Z
status
cancelled 2019-02-28 00:01Z (archive)
authority
NAVAREA V COASTAL S 159/19 230239Z FEB 19.
sea
South Atlantic Ocean
position
-27.119, -43.080
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 27 FEB BY
   M/V HAI YANG SHI YOU 720 TOWING TEN 11112 METER
   LONG CABLES IN AREA BOUND BY
   26-42S 042-18W, 27-32S 043-54W,
   27-33S 043-53W, 26-42S 042-15W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 28 FEB 19.

This area · survey operations

449 within 180 nm since 2000 · 2 in the last 12 months · 0 in force now

00
05
10
15
20
25
26

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

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.