Surveys

Survey operations 01 thru 09 sep by M/V hai yang shi you 720 in area bound by 26-36S 043-25W, 27-13S…

Western South Atlantic · HYDROLANT 2664/19

issued
2019-08-30 19:08Z
status
cancelled 2019-09-10 00:01Z (archive)
authority
NAVAREA V COASTAL S 896/19 301836Z AUG 19.
sea
South Atlantic Ocean
position
-26.918, -43.957
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS 01 THRU 09 SEP
   BY M/V HAI YANG SHI YOU 720
   IN AREA BOUND BY
   26-36S 043-25W, 27-13S 044-35W,
   27-15S 044-32W, 26-38S 043-21W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 10 SEP 19.

This area · survey operations

459 within 180 nm since 2000 · 3 in the last 12 months · 1 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.