851/26

Temporary hoisting of lightbuoys south of Ios Island (cancels NAVWARN 497/2026)

ActiveReceived 30 Jun 2026, 00:00 UTC

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NAVWARN 851/26 CANCELLATION OF NAVWARN 497/2026 SOUTH AIGAIO SEA.IOS ISLAND. TEMPORARY HOISTING OF LIGHTBUOYS IN POSITIONS: 36 43 25N – 025 16 19E 36 43 26N – 025 16 17E 36 43 27N – 025 16 15E

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This message cancels NAVWARN 497/2026 and advises temporary hoisting of lighted buoys south of Ios Island in the South Aegean Sea. Three positions are provided where the buoys have been placed. No dates or times are given. Mariners should be aware of new temporary aids to navigation in the area.

Type: Aids to navigation · severity low
Feed: Aids to navigationAll warnings of this kind on the map, or as an API feed.
Location: South Aigaio (South Aegean) Sea, Ios Island
Hazards: temporary lightbuoys (hoisted)
Cancels: 497/26 (archived)

Worked out automatically from the warning text on 28 Sept 2026, 05:41 UTC. It can be wrong: the official warning text is the authority.

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This warning's analysis also has:

Action for mariners
Lights and buoys affected
Translations
Nearby lights and rescue centres

The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.

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