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12 meter long concrete block adrift vicinity 31-02N 012-42W at 160720Z mar

Eastern North Atlantic · HYDROLANT 643/16

issued: 2016-03-16 10:35Z
status: cancelled 2016-03-19 10:35Z (archive)
self-cancels: 2016-03-19 10:35Z
authority: NAVAREA II 74/16 160957Z MAR 16.
position: 31.033, -12.700
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
DNC 01, DNC 08.
1. 12 METER LONG CONCRETE BLOCK ADRIFT
   VICINITY 31-02N 012-42W AT 160720Z MAR.
2. CANCEL THIS MSG 191035Z MAR 16.

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