CoastalUS - HYDROLANTMessages1822/25(24)1822/25(24)SÉCURITÉReceived 31 Oct 2025, 00:00 UTCArchived 11 Nov 2025, 05:01 UTCCopy textShow on mapSharePrintExportWarning textPositions open on the mapSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 110359Z NOV BY M/V SISTAC VITORIA IN 22-25.72S 040-01.72W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1814/25. 3. CANCEL THIS MSG 110459Z NOV 25.Location mapOpen in the full mapLoading map…KeywordsUNDERWATER OPERATIONSwide berth requestedMore from US - HYDROLANT2213/262026-11-04SOUTH ATLANTIC. BRAZIL. 1. HAZARDOUS OPERATIONS 0800Z TO 2100Z DAILY 09 AND 10 NOV IN AREA WITHIN 10 MILES OF 05-44.40S 034-40.00W. 2. CANCEL THIS MSG 102200Z NOV 26.2212/262026-11-04SOUTH ATLANTIC. SCOTIA SEA. SHETLAND ISLANDS. 1. ICEBERGS REPORTED IN: A. A84, 69-40.80S 090-49.80W. B. A85, 56-54.00S 047-05.40W. C. D33A, 63-57.60S 055-13.20W. D. D33C, 61-58.20S 054-14.2211/262026-11-04NORTH ATLANTIC. 1. DERELICT 15 METER S/V DARK JADOR, BROWN HULL, CAPSIZED AND ADRIFT IN 45-03.00N 029-03.00W AT 032330Z NOV. 2. CANCEL THIS MSG 070211Z NOV 26.564/22(55)2022-02-25archivedBLACK SEA. UKRAINE. DNC 10. MINING OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE IN AREAS BOUND BY: A. 46-04.0N 033-12.8E, 46-03.1N 033-13.9E, 45-55.6N 033-08.1E, 45-57.3N 032-54.5E, 46-00.9N 033-2010/25(24)2025-11-28archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS 1000Z TO 2000Z DAILY UNTIL 02 NOV 26 BY M/V FUGRO VAQUITA IN: A. 22-26.32S 040-25.47W. B. 22-27.05S 040-24.71W. WIDE BERTH REQUESLater warnings1826/25(37)2025-10-31archivedENGLISH CHANNEL. ENGLAND. DNC 20. RACON AT FAIRWAY BUOY 49-54.5N 002-53.7W UNRELIABLE.1830/25(23,29)2025-11-01archivedSCOTIA SEA. SOUTH ATLANTIC. ANTARCTICA. DNC 01, DNC 29. 1. ICEBERGS REPORTED IN: A. A81, 65-21.00 S 58-16.20 W. B. B15AB, 58-05.40 S 48-12.00 W. C. B291832/25(23,29)2025-11-01archivedSCOTIA SEA. SOUTH ATLANTIC. ANTARCTICA. DNC 01, DNC 29. 1. ICEBERGS REPORTED IN: A. A23A, 52-41.00S 040-22.00W. B. A74A, 53-34.00S 031-40.00W. C. A77,Earlier warnings1827/25(GEN)2025-10-31archived1. HYDROLANT WARNINGS IN FORCE AS OF ALL THE INFORCE WARNINGS ARE LISTED HERE. 1826/2025, 1825/2025, 1824/2025, 1822/2025, 1821/2025, 1815/2025, 18111824/25(24)2025-10-31archivedSOUTH ATLANTIC. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 03 NOV BY M/V SANCO SPIRIT TOWING NINE 200 METER LONG CABLES IN AREA BOUND BY 25-55.13S1829/25(51)2025-10-31archivedNORTH ATLANTIC. SENEGAL. DNC 01. 1. HAZARDOUS OPERATIONS 020800Z TO 021400Z NOV IN AREA WITHIN 20 MILES OF 12-44.00N 017-47.00W. 2. CANCEL THIS MSG 021500Z NBack to US - HYDROLANT