Great Barrier Reef, Australia
    Michaelmas and Upolu Cays

    Flynn Reef - 2 Gordon's

    Best months: Feb–Mar

    Protected Area

    Michaelmas and Upolu Cays

    Why dive here

    With 154+ marine species recorded in the area - including hammerhead sharks, sea turtles, tiger sharks and napoleon wrasse - Flynn Reef - 2 Gordon's offers some of Great Barrier Reef's richest wreck 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
    CharacterWreck dive
    StandoutExceptional marine biodiversity

    Location: Flynn Reef Maximum Depth: 22m Visibility: 15m. Site: Gordon’s Mooring has some great swim-throughs and overhangs amongst the variety of smaller bommies. Features a wide range of corals such as brain and plate and diverse marine life including large established giant clam gardens Maximum depth: 14m. Average visibility: 16m. There is plenty of fish life and hard corals, including Brain, Plate and Honeycomb corals. Fish include oriental sweetlips, trigger fish, Sergeant major, butterfly fish, wrasse.

    Safety Notes

    Wreck site - avoid penetration without wreck diving certification. Watch for sharp metal and entanglement hazards.

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

    Today05:5118:1412h 23m daylightGolden hour 17:46

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    Conditions

    Ocean conditions, forecast and tides for Flynn Reef - 2 Gordon's

    Flynn Reef - 2 Gordon's Ocean Conditions

    Monthly averages for Flynn Reef - 2 Gordon's, 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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