Shields, Gillian

The six young mermaids are delayed on their vital mission to bring magic crystals back to the Coral Kingdom by an oil spill created by the evil Mantora, as Ellie seeks the special ingredient for a potion that will help save birds caught in the oil.

When a boy is not allowed to have a dog, he teaches his fish to do the things he wanted a dog to do.

From the day her mother introduces her to the library, Lily wants to spend all of her time reading until she meets Milly, who hates reading but loves adventure.

Prompted by her love for the seemingly-doomed Sebastian, sixteen-year-old Evie Johnson returns for another term at the strangely sinister Wyldcliffe Abbey School where she and two close friends try to develop and combine their newly-discovered powers to save Sebastian and themselves from the encroaching forces of evil.