Green Island is celebrated for its rich marine life, especially green turtles, frequently seen near the jetty. The shallow waters here make it an ideal spot for snorkelers and one of the easiest places to observe turtles in their natural environment.
For a more intimate experience, Pinnacle Reef provides another excellent opportunity to encounter turtles. Accessible exclusively through Ocean Free, a local tour operator specializing in snorkeling and diving adventures, Pinnacle Reef’s vibrant marine ecosystem offers a more personal experience with small group tours, perfect for both introductory and certified divers.
“Green Island offers one of the most dependable chances to spot turtles near Cairns. The photos below were all taken near the jetty.”
Discover where to swim with green turtles and explore Green Island’s unique marine ecosystems.
Green Island is celebrated for its rich marine life, especially green turtles, frequently seen near the jetty. The shallow waters here make it an ideal spot for snorkelers and one of the easiest places to observe turtles in their natural environment.
For a more intimate experience, Pinnacle Reef provides another excellent opportunity to encounter turtles. Accessible exclusively through Ocean Free, a local tour operator specializing in snorkeling and diving adventures, Pinnacle Reef’s vibrant marine ecosystem offers a more personal experience with small group tours, perfect for both introductory and certified divers.
“Green Island offers one of the most dependable chances to spot turtles near Cairns. The photos below were all taken near the jetty.”
Green Island welcomes a diverse range of visitors, offering something for snorkelers enjoying a relaxed day in shallow waters and introductory or certified scuba divers exploring offshore reef sites. The jetty area is a prime spot for observing green turtles as they graze on seagrass or rest on the sandy seabed. Its calm, clear waters provide a safe and serene environment, perfect for unobtrusive turtle encounters for all experience levels.
For those venturing further offshore, Pinnacle Reef provides a chance to explore vibrant coral gardens and see turtles in a more secluded setting. Tours with Ocean Free include snorkelling gear and optional diving sessions for certified participants. Guides ensure that interactions with turtles and other marine life are conducted ethically, adhering to environmental guidelines.
Back on the island, visitors can explore Marineland Melanesia, which houses a resident turtle alongside exhibits of crocodiles and cultural artefacts. This is a great option for those wanting a close-up view of turtles without entering the water. With so much to offer, Green Island delivers a comprehensive marine experiences.
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Green turtles are the most commonly sighted, with occasional appearances by hawksbill turtles in certain areas.
No, you can spot turtles while snorkelling in the shallow areas around the jetty. Diving is optional, if you want dive then we recommend booking a tour with Ocean Free.
Yes, the shallow and calm waters make it ideal for families, especially around the jetty and the Green Island Beach.
Yes, turtles are present year-round, but they may be more active during warmer months from October to March.
Green Island is a 45-minute ferry ride from Cairns, with regular departures throughout the day.
Maintain a 2-metre distance, avoid touching turtles, and use reef-safe sunscreen to protect marine life.
Ocean Free offers exclusive access to Pinnacle Reef and caters to both snorkelers and divers.
Bring reef-safe sunscreen, your swimmers, a reusable water bottle, and a waterproof camera or even better a GoPro.
Green Island offers a unique and accessible opportunity to swim with turtles and explore the Great Barrier Reef. Whether snorkelling near the jetty, diving at Pinnacle Reef, or visiting Marineland Melanesia, there’s something for everyone.
© Cairns Dive Guide 2026
