Join Lukas on One Tree Island, a special place on the Southern Great Barrier Reef. With Mum and Dad by his side, he helps at the research station, explores the ocean, and discovers the creatures that call the reef home. Every day brings something new to learn and a chance to help care for our oceans. All proceeds from the sale of this book support future postgraduate researchers from the University of Sydney, helping to continue the important research that occurs on One Tree Island.