Avalon: Web of Magic Book 10: Heart of Avalon

Avalon: Web of Magic Book 10, Heart of Avalon by Rachel Roberts

Save the seadragons!

The seadragons of Aldenmor are afflicted by a mysterious illness. Searching for a cure, Emily and Ozzie the ferret discover that the seadragons are being affected by twisted elemental magic. To save them, Emily must befriend mermaids and pirates and recover two missing power crystals.