Exciting new magical adventure series for girls - will you answer the call of Silver Dolphins?

Antonia is a secret Silver Dolphin - she's responsible for helping the creatures of the bay when their environment is threatened, by responding to the call of her magic necklace.

When Antonia goes on holiday, she doesn't expect her necklace to sound until she returns to Sandy Bay. But when exotic sea creatures are in danger, she hears their call. Who needs her help in the moonlit waters?

This is volume 6 in Silver Dolphins .

This book has been graded for interest at 7+ years.

There are 160 pages in this book. This book was published 2009 by HarperCollins Publishers .

Summer Waters is the pen name for Julie Sykes, a successful picture book author and a full-time mum, with more than two million copies sold of her character series. Before becoming an author she worked as a laboratory technician and then a teacher.