Surveys

Hydrographic survey in progress until 160259Z dec by M/V ocean surveyor towing 500 meter long cable in area…

HYDROLANT 2204/06

issued
2006-12-09 04:25Z
status
cancelled 2006-12-16 03:59Z (archive)
self-cancels
2006-12-16 03:59Z
authority
NAVAREA V 868/06 08 DEC 06.
sea
South Atlantic Ocean
position
-19.511, -39.632
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC SURVEY IN PROGRESS UNTIL 160259Z
   DEC BY M/V OCEAN SURVEYOR
   TOWING 500 METER LONG CABLE IN AREA BOUND BY
   19-27.62S 039-43.08W, 19-31.25S 039-32.17W,
   19-33.80S 039-32.77W, 19-29.90S 039-43.97W.
   1.5 MILE BERTH REQUESTED.
2. CANCEL THIS MSG 160359Z DEC.

This area · survey operations

508 within 180 nm since 2000 · 21 in the last 12 months · 12 in force now

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Season · when survey operations happen here

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month of issue, all years in the archive

Nearby now · 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.