Surveys
Survey operations in progress until 17 feb by M/V piaui XV towing 10000 meter long cable in area bound by…
Western South Atlantic · Brazil-northeast Coast · HYDROLANT 498/17
- issued
- 2017-02-13 20:35Z
- status
- cancelled 2017-02-18 00:01Z (archive)
- authority
- NAVAREA V COASTAL 149/17 131922Z FEB 17.
- sea
- South Atlantic Ocean
- position
- -4.134, -36.632
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-NORTHEAST COAST. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 17 FEB BY M/V PIAUI XV TOWING 10000 METER LONG CABLE IN AREA BOUND BY 04-42S 035-07W, 04-38S 036-31W, 03-42S 038-28W, 03-38S 038-28W, 03-46S 035-59W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 18 FEB 17.
This area · survey operations
91 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 182300Z may in areas bound by: a. 02-56.00S 038-00.20W, 02-56.00S…2023-05-18
- Underwater operations 0800Z to 2100Z daily 05 sep thru 05 mar 23 by M/V paracuru in 04-52.42S 036-22.45W2022-09-05
- Underwater operations 1100Z to 1900Z daily 15 thru 22 jun by M/V texas and M/V seamaster I in 05-42.08S…2021-06-14
- Underwater operations 1100Z to 1900Z daily 01 thru 06 jun by M/V texas and M/V seamaster I in 05-42.08S…2021-05-31
- Survey operations in progress 0800Z to 1700Z daily until 23 jul by M/V raisa II in area bound by 03-43.71S…2020-07-17
- Survey operations in progress until 15 apr by M/V ocean dream and M/V bgp pioneer eco warrior each towing…2020-03-16
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Odas buoy bravo rn-l temporarily established until 20 oct in 04-53.00S 035-46.01WNav aids · 68.6 nm
- Odas buoy established in 05-09.46S 035-09.81WNav aids · 107.2 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.