CoastalHellenic Navigational Warnings - NavwarnsMessages928/26928/26Received 22 Jul 2026, 00:00 UTCArchived 28 Jul 2026, 16:43 UTCCopy textShow on mapSharePrintExportWarning text928/2026 SOUTH AEGEAN SEA. ASTYPALAIA ISLAND. SUBSEA OPERATIONS.More 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 warnings927/262026-07-22archivedNAVWARN 927/26 EVVOIA ISLAND. EVRIPOS STRAIT. DRAWER BRIDGE IN EVRIPOS STRAIT WILL NOT OPERATE FOR NAVIGATION NEEDS ON 22 JULY 2026.929/262026-07-22archivedNAVWARN 929/26 SOUTH IONIO SEA. SCIENTIFIC EQUIPMENT TRIALS WILL BE CARREID OUT BY VESSEL “R/V AIGAIO” FROM 240400Z UNTIL 270400Z JULY 2026 IN THE SEA AREA BOUN925/262026-07-22archivedNAVWARN 925/26 MALIAKOS GULF. STYLIDA CHANNEL. LIGHT AKRA DREPANO IN POSITION: 38 52 04N – 022 45 29E UNLIT.Earlier warnings921/262026-07-21archivedNAVWARN 921/26 CENTRAL AEGEAN SEA- EAST AEGEAN SEA. EVVOIA ISL.- CHIOS ISL. SUBSEA OPERATIONS WILL BE CARRIED OUT BY VESSEL ‘OCEAN LINK’ FROM 21 JULY 26 UNTIL F920/262026-07-20archivedNAVWARN 920/26 MYRTOO SEA. ACTIVATION OF FIRING PRACTICE AREA NISIDES KARAVIA. LIVE FIRING EXERCISES ON 21 JULY 26 FROM 1100Z UNTIL 1700Z AND ON 22 JULY 2026 FR916/262026-07-18archivedNAVWARN 916/26 SARONIKOS GULF. EPIDAVROS GULF. PALAIA EPIDAYROS LIGHT.PALAIA EPIDAYROS HARBOUR PIER HEAD FLASHING RED LIGHT IN POSITION: 37 38 17N – 23 09 29E UBack to Hellenic Navigational Warnings - Navwarns