CoastalHellenic Navigational Warnings - NavwarnsMessages1397/251397/25ArchivedReceived: 14 Nov 2025, 00:00Archived: 14 Nov 2026, 23:05Updated: 14 Nov 2026, 23:05SubscribeCopyShareShow on mapPrintExportSearchKeywordsGeometry refspointGeometry phrasesin positionMessage contentNAVWARN 1397/25 KORINTHIAKOS GULF BUOED FISH FARMING. FOUR YELLOW FLASHING LIGHTBUOYS ESTABLISHED IN POSITIONS: 38 11 29N – 022 54 50E 38 11 33N – 022 54 58E 38 11 18N – 022 54 14E 38 11 12N – 022 55 05E BUOED FISH FARMING.Location mapOpen on the full mapMore from Hellenic Navigational Warnings - Navwarns1390/262026-11-13NAVWARN 1390/26 SOUTH AIGAIO SEA GEOPHYSICAL SURVEY WILL BE CARRIED OUT BY ‘NG SURVEYOR’ FROM 13 NOV 2026 IN THE LINE BETWEEN THE POINTS: 37 44 05N – 023 09 37E 37 41 04N-023 12 22E 37 39 23N – 023 181391/262026-11-13NAVWARN 1391/26 SARONIKOS GULF. FLEVES ISLAND. FIRING EXERCISES FROM 16 NOV 26 ON 1500Z UNTIL 2100Z AND FROM 17, 18 AND 19 NOV 26 ON 0900Z UNTIL 1300Z AND ON 1500Z UNTIL 2100Z NOV 26 IN THE AREA CENTE1393/262026-11-13NAVWARN 1393/26 CANCEL NAVWARN 930/2026. SARONIKOS GULF. PSYTTALEIA ISLAND. SOUTHWEST END OF SUBMARINE PIPLINES OF PSYTTALEIA ISLAND. FLASHING YELLOW LIGHTBUOY IN POSITION: 37 55 22N – 023 34 41E CUT758/262026-06-10archivedNAVWARN 758/26 CANCELLATION OF NAVWARN 737/2026. SOUTH AEGEAN SEA. THIRA ISLAND. PORT CONSTRUCTION WORKS. DREDGING OPERATIONS IN PROGRESS. FROM 10 JUNE 2026 UNTIL FURTHER NOTICE IN THE SEA AREA BOUNDE528/242024-04-14archivedNAVWARN 528/24 SOUTH AEGEAN SEA. PAROS ISLAND. DROPPING OF DREDGINGS FROM 15 APR 2024 UNTIL FURTHER NOTICE. DROPPING OF DREDGINGS ΙΝ AREA BOUNDED BY: 37 04 16N 025 03 33E 37 04 16N 025 03 41E 37 04 10Later warnings1421/252025-11-20NAVWARN 1421/25 NORTH AIGAIO SEA.THERMAIKOS GULF DRIFTING LIGHTBUOY 4ST PORTSIDE FOR INBOUND FLASHING RED LIGHTBUOY WESTERN OF FISHING BOAT DOCKSIDE IN POSITION1436/252025-11-22archivedNAVWARN 1436/25 CRETAN SEA. CRETE ISLAND. SOUDA BAY AREA. PROHIBITION OF CROSSING BOATS DUE TO ACOUSTIC MEASUREMENT CHECKS. 241700Z – 250400Z NOV 25 251700Z – 21429/252025-11-22NAVWARN 1429/25 APRAOS BAY HMEROLIAS, CORFU ISLAND, MOORING BUOY DETACHED. CONNECTED TO A CHAIN SECTION OF 20 METERS IN LENGTH STABILIZED IN POSITION: 39 45 25NEarlier warnings1370/252025-11-09NAVWARN 1370/25 NORTH IONIO SEA. WEST COAST OF AKARNANIA. MYTIKAS POINT. LIGHT IN POSITION: 38 39 59Β – 020 56 39Α UNLIT.1352/252025-11-06NAVWARN 1352/25 NAVWARN 561/2021 CANCELED. AT THE ENTRANCE OF THE NORTHERN APPROACH CHANNEL OF LEFKADA, INCOMING / OUTCOMING VESSELS ARE ADVISED TO NAVIGATE WIT1330/252025-10-31archivedNAVWARN 1330/25 CENTRAL AEGEAN SEA. EAST OF EVVOIA ISLAND. ACTIVATION OF FIRING PRACTICE AREA ‘KOSKINA’. LIVE FIRING EXERCISES ON 04, 06, 11, 13, 18, 20, 20, 25Back to messages