Surveys

Brazil-east Coast

HYDROLANT 1522/12

issued: 2012-07-09 21:39Z
status: cancelled 2012-07-13 11:15Z (archive)
authority: NAVAREA V 269/12 072324Z JUL.
position: -15.988, -37.944
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-EAST COAST.
CHART 24190
SCIENTIFIC MOORING, TOP FLOAT 500 METERS,
ESTABLISHED IN 15-59.29S 037-56.61W.

This area · survey operations

11 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

Underwater operations 311100Z mar to 022000Z apr by M/V bartira II and M/V mapele I in 13-26.53S 038-38.80W2022-03-31
Survey operations in progress until 250259Z aug by M/V ridley thomas in area bound by 03-43.63S 038-15.43W,…2015-06-04
Sesimic survey in progress until 05 sep by M/V hawk explorer towing 6.5 mile long cables in area bound by…2012-09-04
Underwater operations in progress until 031500Z dec by M/V acergy harrier vicinity 13-29.37S 038-46.72W2010-11-27
Underwater operations in progress until 200300Z oct by M/V toisa sentinel within 500 meters of 13-29.37S…2010-10-13
Hydrographic survey in progress until 29 jul by M/V sea surveyor in area bound by 19-05.45S 038-51.48W,…2009-07-23

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 1522/12(24)cancelled by · 2012-07-13

Nearby now · within 120 nm

Araripe light 16-08.09S 038-57.86W unlit until 31 jan 27Nav aids · 59.6 nm

Worldwide now

73 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.