Aylen Patch
Why dive here
With 154+ marine species recorded in the area - including hammerhead sharks, sea turtles, tiger sharks and napoleon wrasse - Aylen Patch offers some of Great Barrier Reef's richest reef diving. Water ranges 24-30°C, warmest January, February, March.
Aylen Patch sits on the outer edges of the Great Barrier Reef, a spot we really enjoy for its particular brand of chaos. Forget those picture-perfect, manicured coral gardens; Aylen is a sprawling, wild mess of reef that feels wonderfully untamed. What we love here are the whitetip reef sharks. You'll often find them cruising the drop-off or even resting under ledges, indifferent to divers, which is always a treat. Keep an eye out for the flatback sea turtles, too. They’re a regular sight, sometimes just hovering, sometimes powering past, making their own path through the water. While Aylen doesn't deliver those "wall of fish" moments you get at some other sites, it's excellent for spotting individual characters: a stealthy great barracuda hanging in the blue, or a brownbanded bamboo shark tucked away in a crevice if you look closely. It's a site that rewards patience and a keen eye, perfect for divers who prefer exploring rather than just cruising along. It’s also one of our picks for a late afternoon dive; the light can be incredible then, painting the corals in deeper hues.
Typical Aylen Patch Dive Profile
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.
Reviews for Aylen Patch
Conditions
Ocean conditions, forecast and tides for Aylen Patch
Aylen Patch Ocean Conditions
Monthly averages for Aylen Patch, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (-15.65, 145.72) (5km away)
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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