DivePlnr
    Muirfield reef dive site
    reef
    Christmas Island, Australia

    Muirfield reef

    Best months: May–Sep

    Why dive here

    With 108+ marine species recorded in the area - including barracuda, blacktip reef sharks, grey reef sharks, manta rays and mobula rays (devil rays) - Muirfield reef offers some of Christmas Island's richest reef diving. Water ranges 27-29°C, warmest February, March, April.

    Best timeMay–Sep
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeBarracuda, Blacktip Reef Sharks, Grey Reef Sharks, Manta Rays and Mobula Rays (Devil Rays) · 108+ species recorded
    Water27-29°C · warmest February, March, April
    CharacterReef dive
    StandoutRich in charismatic marine life

    Muirfield Reef on Christmas Island always feels a bit like a lucky dip. We’ve had dives here where the visibility drops and it’s just okay, but then there are those days when the water opens up and you truly appreciate the robust coral structures. We often spot wedge-tailed shearwaters circling overhead before we even hit the water, a nice preview of the wildness here. Down below, keep your eyes peeled for the subtle beauty of the Carnelian Cowry, they're surprisingly common once you tune in. This spot is great for divers who enjoy a natural, unmanicured reef and don't mind a bit of exploration to find the good stuff.

    Safety Notes

    Strong currents typical this month (avg 33 cm/s). Good buoyancy control essential.

    Today05:1317:3312h 20m daylightGolden hour 17:05

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    Conditions

    Ocean conditions, forecast and tides for Muirfield reef

    Muirfield reef Ocean Conditions

    Monthly averages for Muirfield reef, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (-10.45, 105.65) (0km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    27°C

    81°F · Range: 25.6–28.3°C

    Current Speed

    32.89 cm/s

    Direction: W (289.5°)

    Chlorophyll-a

    0.213 mg/m³

    Clear water

    Salinity

    34.19 PSU

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

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