46m
    Istria Peninsula, Croatia
    Otok Zeča

    SIRIUS

    Best months: Jul–Aug

    Protected Area

    Otok Zeča

    Why dive here

    With 46+ marine species recorded in the area - including dolphins, sea turtles and cuttlefish - SIRIUS offers some of Istria Peninsula's richest wreck diving. Water ranges 12-26°C, warmest July, August, September.

    Best timeJul–Aug
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeDolphins, Sea Turtles and Cuttlefish · 46+ species recorded
    Water12-26°C · warmest July, August, September
    CharacterWreck dive · max 46m

    The Sirius is one of those wrecks that just settles into the seabed, becoming part of the landscape rather than an intrusion. Sunk in 1947, she rests at a maximum depth of 46 metres off the Istrian coast, an appealing option for divers with their deep cert. What you'll find is a cargo ship, well broken up now, but still offering plenty to explore across her scattered hull and machinery. We've seen conger eels poking out of nooks and crannies, and quite a few scorpionfish camouflaged against the encrusted metal. It’s a quiet, reflective dive, best suited for those who appreciate the history of a wreck and the way the sea reclaims it.

    Typical SIRIUS Dive Profile

    15m30m45mSafety Stop0m46m max~15 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

    Maximum depth 46m exceeds recreational limits (40m). Technical diving certification and equipment required.

    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.

    Today06:1417:2711h 14m daylightGolden hour 16:48

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    Conditions

    Ocean conditions, forecast and tides for SIRIUS

    SIRIUS Ocean Conditions

    Monthly averages for SIRIUS, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (45.08, 14.15) (21km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    20°C

    68°F · Range: 18.4–22.3°C

    Current Speed

    3.16 cm/s

    Direction: W (288.4°)

    Salinity

    37.74 PSU

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data + Copernicus Marine (EU)

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