DivePlnr
    May Reef dive site
    reef
    5-20m
    Great Barrier Reef, Australia
    Mitirinchi Island

    May Reef

    Best months: Feb–Mar

    Protected Area

    Mitirinchi Island

    Why dive here

    With 154+ marine species recorded in the area - including hammerhead sharks, sea turtles, tiger sharks and napoleon wrasse - May Reef offers some of Great Barrier Reef's richest reef diving. Water ranges 24-30°C, warmest January, February, March.

    Best timeFeb–Mar
    WetsuitNo wetsuit needed, or a rash guard
    Marine lifeHammerhead Sharks, Sea Turtles, Tiger Sharks and Napoleon Wrasse · 154+ species recorded
    Water24-30°C · warmest January, February, March
    CharacterReef dive · max 5-20m
    StandoutExceptional marine biodiversity

    May Reef offers a solid dive for those exploring the outer Great Barrier Reef. You'll navigate classic coral formations, with plenty of small reef fish flitting through the bommies. It's a good option for divers looking for a relaxed, straightforward experience without particularly strong currents, making it suitable for newer divers or those who prefer a less challenging drift.

    Typical May Reef Dive Profile

    5mSafety Stop0m5m max~60 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

    Strong currents typical this month (avg 30 cm/s). Good buoyancy control essential.

    Today06:0418:2312h 19m daylightGolden hour 17:55

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    Conditions

    Ocean conditions, forecast and tides for May Reef

    May Reef Ocean Conditions

    Monthly averages for May Reef, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (-15.65, 145.72) (5km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    26°C

    80°F · Range: 24.5–29°C

    Current Speed

    30.07 cm/s

    Direction: S (183.8°)

    Chlorophyll-a

    0.057 mg/m³

    Very clear (oligotrophic)

    Salinity

    35.08 PSU

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

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