25m
    Alonissos Marine Park, Greece
    NISIDES SARONIKOU KOLPOU KAI THALASSIA PERIOCHI

    AGIOS NICOLAOS

    Best months: Jun–Oct

    Protected Area

    NISIDES SARONIKOU KOLPOU KAI THALASSIA PERIOCHI

    Why dive here

    AGIOS NICOLAOS is a wreck dive where divers can encounter dolphins and sea turtles. Water ranges 14-27°C, warmest July, August, September.

    Marine lifeDolphins and Sea Turtles
    Water14-27°C · warmest July, August, September
    CharacterWreck dive · max 25m

    The Agios Nicolaos wreck is a proper piece of history, just waiting to be explored. We've always been drawn to wrecks that tell a story, and this 70-meter tanker, sunk in a fiery explosion back in '89, definitely has one. Descending onto the main deck, you can almost feel the heat of that day. The sheer scale of the ship is impressive, with a collapsed superstructure that's a labyrinth of twisted metal and shadows. We love exploring the hold areas, where schools of amberjacks hang in the gloom, and curious dusky groupers eye you from dark corners. Look closely at the deck plating; it's practically coated in colourful sponges and small anemones, a real testament to how quickly the Mediterranean reclaims things. For experienced divers, we'd suggest taking the time to penetrate some of the larger, safer sections of the wreck. Just be mindful of the silt and keep your buoyancy dialled in. It’s a site that rewards careful exploration, a captivating look into maritime history, now a thriving artificial reef.

    Typical AGIOS NICOLAOS Dive Profile

    10m20mSafety Stop0m25m max~30 min estimated bottom time

    Illustrative profile based on site depth and type. Actual dive profiles vary - always follow your dive computer and training.

    Safety Notes

    Depth of 25m - Advanced Open Water certification recommended.

    Wreck site - avoid penetration without wreck diving certification. Watch for sharp metal and entanglement hazards.

    Always perform a 3-minute safety stop at 5m before surfacing.

    Today05:4919:0913h 20m daylightGolden hour 18:34

    AGIOS NICOLAOS Wreck History

    Year Sunk

    1989

    Vessel Type

    tanker

    Cause

    fire

    The Agios Nicolaos had a relatively short but dramatic life. Built in Germany in 1968, the tanker served the shipping lanes for just over two decades before its fiery demise in the summer of 1989. On July 9th, while carrying a full, volatile cargo, disaster struck. A catastrophic explosion ripped through the vessel, which was immediately engulfed in flames. The inferno was unstoppable, and the ship was lost, sinking to the seabed where it remains today.

    Lying at a depth of 25 metres within the Alonissos Marine Park, the wreck of the Agios Nicolaos is a compelling site for certified advanced divers. The explosion tore the ship apart, and its twisted, scarred metalwork tells the story of its violent end. Exploring the wreckage, divers can witness the immense power of the blast, now softened by two decades of marine growth. As part of a protected marine area, the wreck has become a thriving artificial reef, attracting schools of fish and other sea creatures, creating a scene of serene beauty from a moment of chaos.

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    Conditions

    Ocean conditions, forecast and tides for AGIOS NICOLAOS

    AGIOS NICOLAOS Ocean Conditions

    Monthly averages for AGIOS NICOLAOS, sourced from Copernicus Marine satellite data

    August Averages

    Sea Temperature

    27.17°C

    81°F

    Current Speed

    5.1 cm/s

    Direction: W (258.7°)

    Chlorophyll-a

    0.129 mg/m³

    Clear water

    Salinity

    34.82 PSU

    Data sources: Copernicus Marine Service (EU)

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