CoastalUS - HYDROLANTMessages2010/25(24)2010/25(24)SÉCURITÉArchivedReceived: 28 Nov 2025, 00:00Archived: 4 Nov 2026, 19:33Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationsUNDERWATER OPERATIONS, wide berth requestedMessage contentSOUTH 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 REQUESTED. 2. CANCEL THIS MSG 022100Z NOV 26.Location mapOpen in the full mapLoading map…More 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 033-2175/262026-10-29archivedNORTH SEA. ENGLAND. GUNFLEET SPIT BUOY IN 51-45.30N 001-21.7E UNLIT.Later warnings2026/25(12)2025-11-29archivedNORTH ATLANTIC. DNC 17. DISTRESS SIGNAL RECEIVED ON 406 MHZ FROM AIRCRAFT IN 38-00.00N 072-45.00W. VESSELS IN VICINITY REQUESTED TO KEEP A SHARP LOOKOUT, ASSIST2023/25(29)2025-11-29archivedSOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN: A. A81, 65-06.00S 057-48.60W. B. A84, 71-52.20S 095-23.40W. C. A85, 68-03.2025/25(23,29)2025-11-29archivedSCOTIA SEA. SOUTH ATLANTIC. SOUTH GEORGIA AND THE SOUTH SANDWICH ISLANDS. DNC 01. 1. ICEBERGS REPORTED IN: A. A23A, 52-26.00S 040-26.00W. B. A74A, 54-44.Earlier warnings2016/25(51)2025-11-28archivedNORTH ATLANTIC. MOROCCO. DNC 08. 1. CAP SPARTEL LIGHT 35-47.50N 005-55.40W UNLIT. 2. CANCEL HYDROLANT 1774/25.2015/25(GEN)2025-11-28archived1. HYDROLANT WARNINGS IN FORCE AS OF 281440Z NOV. ALL THE INFORCE WARNINGS ARE LISTED HERE. 2014/2025, 2013/2025, 2012/2025, 2011/2025, 2010/2025, 20082017/25(51)2025-11-28archivedNORTH ATLANTIC. MOROCCO. DNC 01. 1. HAZARDOUS OPERATIONS 03 AND 04 DEC IN AREA BOUND BY 29-08.00N 011-28.00W, 29-18.00N 011-06.00W, 28-46.50N 010-48.50Back to messages