Great Barrier Reef, Australia
    Annan River

    Endeavour Reef

    Best months: Feb–Mar

    Protected Area

    Annan River

    Why dive here

    With 154+ marine species recorded in the area - including hammerhead sharks, sea turtles, tiger sharks and napoleon wrasse - Endeavour 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
    StandoutExceptional marine biodiversity

    Endeavour Reef always brings a smile to our faces. It's not the grand, sprawling wall dives you might find elsewhere on the GBR, but it's got a quiet charm, a real sense of discovering something special. We love the way the light plays through the staghorn coral thickets, creating these shifting patterns on the sandy bottom, particularly mid-morning. It feels intimate, like you’ve been let in on a secret. We’ve spent hours here just hovering over a single patch of large meandroid brain coral, watching the black-blotched wrasse dart in and out, or spotting the incredibly camouflaged Kops’ tongue sole perfectly flat against the sand. Look closely for Smith’s cuttlefish, they’re masters of disguise here, often blending into the coral until they decide to put on a colour show. It’s a site for those who appreciate the smaller details, the patient observers. If you rush it, you’ll miss the best bits. Our advice? Go slow, really slow, and bring a good macro lens if you’ve got one. The reef tops are around 10-12 metres, making it a comfortable dive for extended bottom times, and generally, currents are manageable.

    Safety Notes

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

    Today05:5418:1612h 22m daylightGolden hour 17:48

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    Conditions

    Ocean conditions, forecast and tides for Endeavour Reef

    Endeavour Reef Ocean Conditions

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

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    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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