CoastalUS - HYDROLANTMessages500/26(51)500/26(51)ArchivedReceived: 13 Mar 2026, 00:00Archived: 16 Mar 2026, 17:21Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchMessage contentNORTH ATLANTIC. DNC 08. 1. SUBSURFACE GLIDER ADRIFT IN VICINITY 32-08.00N 032-28.00W AT 130501Z MAR. 2. CANCEL HYDROLANT 484/26. 3. CANCEL THIS MSG 161658Z MAR 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 033-2010/25(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 warnings501/26(57)2026-03-13archivedGULF OF GUINEA. NIGERIA. DNC 01. SURVEY OPERATIONS 17 MAR UNTIL FURTHER NOTICE BY M/V SW DUCHESS TOWING TEN 8100 METER LONG CABLES IN AREA BOUND BY 04-08.75N 0499/26(GEN)2026-03-13archived1. HYDROLANT WARNINGS IN FORCE AS OF 131515Z MAR. ALL THE INFORCE WARNINGS ARE LISTED HERE. 498/2026, 497/2026, 496/2026, 495/2026, 494/2026, 493/2026,495/26(24)2026-03-13archivedSOUTH ATLANTIC. DNC 01. 1. M/V NW AIDARA, 11 PERSONS ONBOARD, DISABLED AND ADRIFT IN VICINITY 01-36.72S 036-14.62W ON 12 MAR. VESSELS IN VICINITY REQEarlier warnings498/26(55)2026-03-13archivedBLACK SEA. ROMANIA. DNC 10. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 JUN BY M/V LOBI RUEGG IN AREA BOUND BY 44-36.35N 029-21.49E, 44-32.39N 029-28.65E,494/26(53)2026-03-13archivedWESTERN MEDITERRANEAN SEA. DNC 08. 1. DERELICT 27 FOOT S/V MATYRA II, BLUE HULL, ADRIFT IN VICINITY 40-08.33N 006-18.65E. 2. CANCEL THIS MSG 160759Z MAR 26.497/26(23,29)2026-03-13archivedSCOTIA SEA. SOUTH ATLANTIC. DNC 01. 1. ICEBERGS REPORTED IN: A. A23K, 50-53.00S 035-08.00W. B. A76C, 59-07.00S 036-58.00W. C. A23A, 48-55.00S 031-28.0Back to messages