Surveys

Geophysical survey in progress until further notice by M/V reflect aries towing 8500 meter long cable along…

Argentina-northeast Coast · Uruguay-south Coast · HYDROLANT 521/11

issued
2011-03-29 04:03Z
status
cancelled 2011-04-02 16:40Z (archive)
cancels
HYDROLANT 485/11
authority
NAVAREA VI 76/11 290200Z MAR 11.
position
-35.717, -53.058
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

ARGENTINA-NORTHEAST COAST.
URUGUAY-SOUTH COAST.
1. GEOPHYSICAL SURVEY IN PROGRESS UNTIL FURTHER
   NOTICE BY M/V REFLECT ARIES TOWING 8500 METER
   LONG CABLE ALONG TRACKLINE JOINING
   36-03.35S 054-38.80W, 36-04.62S 053-31.20W,
   35-55.02S 052-44.77W, 34-52.02S 051-34.83W,
   34-47.45S 051-36.73W, 36-29.60S 053-29.32W,
   36-14.02S 053-23.87W, 37-04.25S 054-21.90W,
   36-56.62S 054-35.93W, 34-36.98S 051-58.30W,
   34-28.13S 052-04.02W, 34-47.67S 052-25.60W,
   34-44.98S 052-48.02W, 34-26.28S 053-19.65W.
   6.5 MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 485/11.

This area · survey operations

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

00
05
10
15
20
24

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

Timeline

Nearby now · within 120 nm

Worldwide now

75 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.