15 books • 2 series
Dilo and the Isle of the Gods (Dilo Collection S., v. 5)
Dilo and the Witch of Black Rock (Dilo Collection S.)
Dolphin Healing
Dance to a Dolphin's Song
Dilo and the Call of the Deep
Journey into Dolphin Dreamtime
Classic Dives of the World
The Magic of Dolphins
Tale of Two Dolphins
The Great Diving Adventure
Follow the Wild Dolphins
Save the Dolphins
Follow a Wild Dolphin
Underwater Swimming (Nutshell Books)
Camera Under Water