28m
    Nha Trang, Vietnam
    Hon Cau-Vinh Hao

    Thanh Dat One

    Best months: Jan–Apr

    Protected Area

    Hon Cau-Vinh Hao

    Why dive here

    With 176+ marine species recorded in the area - including giant moray eels, sea turtles and pufferfish - Thanh Dat One offers some of Nha Trang's richest wreck diving. Water ranges 25-31°C, warmest May, June, September.

    Best timeJan–Apr
    WetsuitA 3mm full wetsuit
    Marine lifeGiant Moray Eels, Sea Turtles and Pufferfish · 176+ species recorded
    Water25-31°C · warmest May, June, September
    CharacterWreck dive · max 28m
    StandoutExceptional marine biodiversity

    Thanh Dat One sits on the seafloor at 28 metres, a motor vessel that’s now a proper wreck dive in Nha Trang. It’s got a real character to it, barnacle-encrusted and full of dark corners. We’ve found plenty of lionfish tucked into the superstructure and the occasional school of snapper hanging out by the bow. It’s a good spot for divers with some wreck experience who enjoy a bit of penetration or just exploring the exterior, though we always recommend bringing a good torch for peering into the shadows. Visibility can be a bit variable here, so pick your day.

    Typical Thanh Dat One Dive Profile

    10m20m30mSafety Stop0m28m 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 28m - 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.

    Today05:3417:3011h 56m daylightGolden hour 17:02

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    Conditions

    Ocean conditions, forecast and tides for Thanh Dat One

    Thanh Dat One Ocean Conditions

    Monthly averages for Thanh Dat One, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (12.34, 109.32) (19km away)

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    October Averages

    Sea Temperature

    30°C

    86°F · Range: 28–31.8°C

    Current Speed

    1.41 cm/s

    Direction: SE (135°)

    Chlorophyll-a

    0.104 mg/m³

    Clear water

    Salinity

    31.6 PSU

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

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