CoastalUS - HYDROLANTMessages2117/25(57)2117/25(57)SÉCURITÉArchivedReceived: 12 Dec 2025, 00:00Archived: 16 Dec 2025, 15:01Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationswide berth requestedGeometry refsboundedGeometry phrasesbound byMessage contentGULF OF GUINEA. CAMEROON. DNC 01. 1. CABLE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY CABLESHIP LEON THEVENIN IN AREA BOUND BY 03-51.66N 009-27.40E, 03-50.84N 009-26.31E, 03-50.08N 009-25.40E, 03-49.66N 009-25.75E, 03-50.41N 009-26.65E, 03-50.36N 009-26.95E, 03-50.58N 009-27.23E, 03-50.92N 009-27.30E, 03-51.29N 009-27.71E. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2069/25.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 warnings2120/25(GEN)2025-12-12archived1. HYDROLANT WARNINGS IN FORCE AS OF 121644Z DEC 25. ALL THE INFORCE WARNINGS ARE LISTED HERE. 2119/2025, 2118/2025, 2117/2025, 2115/2025, 2114/2025, 22114/25(24)2025-12-12archivedSOUTH ATLANTIC. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 23 DEC BY M/V SANCO SPIRIT IN AREA BOUND BY 25-55.13S 042-54.02W, 25-51.30S 043-01.63W,2115/25(24)2025-12-12archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 201300Z FEB 26 BY M/V FUGRO RESILIENCE IN AREA BOUND BY 23-33.93S 041-22.52W, 23Earlier warnings2121/25(51)2025-12-12archivedNORTH ATLANTIC. MOROCCO. DNC 08. 1. HAZARDOUS OPERATIONS 0700Z AND 1800Z DAILY 15 AND 19 DEC IN AREA BOUND BY 33-41.00N 008-03.00W, 33-41.00N 008-26.90W,2123/25(24)2025-12-12archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. DERELICT VESSEL, ORANGE RESCUE BOAT, ADRIFT IN 21-56.31S 039-47.11W AT 120800Z DEC. REPORTS TO CAPITANIA DOS PORTOS D2122/25(24)2025-12-12archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. HAZARDOUS OPERATIONS 151800Z TO 152100Z IN AREA BOUND BY 23-20.00S 042-12.50W, 23-20.00S 042-45.10W, 23-45.00S 042-4Back to messages