Mareela Reef
Protected Area
Spectacle Island
Why dive here
With 199+ marine species recorded in the area - including blue sharks, bull sharks, dolphins, dugongs and great white sharks - Mareela Reef offers some of Sydney & New South Wales's richest reef diving. Water ranges 18-23°C, warmest January, February, March.
Mareela Reef often gets overlooked for the flashier wrecks and deeper pinnacles around Sydney, but that’s a mistake. We love its particular brand of chaotic beauty, a sprawling coral system that feels more like a bustling marketplace than a tranquil reef. It’s got that vibrant, slightly unruly feel that only a healthy, shallower site can offer. What truly makes Mareela sing is the sheer density of life in its nooks and crannies. You’re not just seeing a Frogfish; you’re seeing three, tucked into different bommies, camouflaged perfectly against the sponges. Look for the Bluespotted Flathead settled on the sandy patches, and if you’re patient, a Cocky Gurnard might just put on a show of its pectoral fins. We’ve found the best time to visit is on an incoming tide, which often brings clearer water and a gentle push through the reef’s contours. It’s a cracker for macro enthusiasts and anyone who enjoys taking their time to really explore.
Nearest Dive Centres to Mareela Reef
Dive shops near Mareela Reef
GIBBERAGONG ENVIRONMENTAL EDUCATION CENTRE
FREEDIVING CENTRAL PTY LTD
Pro Dive
CENTRAL COAST DIVERS
Dive Centre Manly
William Clarke College
Reviews for Mareela Reef
Conditions
Ocean conditions, forecast and tides for Mareela Reef
Mareela Reef Ocean Conditions
Monthly averages for Mareela Reef, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (-33.18, 151.63) (7km away)
October Averages
Sea Temperature
20°C
67°F · Range: 18.5–20.7°C
Air Temperature
17°C
63°F
Wind Speed
5.95 m/s
11.6 knots
Atmospheric Pressure
1016.2 hPa
Based on 4 years of monitoring data · Data sources: Open-Meteo marine data
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