by Kelly McKain

4: Whale Rescue
Whilst having fun with the fishes, Spirulina meets Splosh, a baby whale. But Spirulina's new friend has lost his mummy, and when they set out to search for her, all they find is a boatful of nasty fishermen and a large fishing net - just right for catching mermaids...!

ISBN: 9780439951135. Paperback. £3.99

3: Treasure Hunt
Spirulina's father, Neptune, is in big trouble: he lost a bet with Ariel but he can't pay up because all his treasure has been stolen! Soon Spirulina finds herself in a race against time to catch the thief and find the treasure - before the mermaid family must give up their home...

ISBN: 9780439951128. Paperback. £3.99

2: Pirate Trouble
Spirulina is a mermaid with attitude. She doesn't want to sit around all day combing her hair and singing like her sisters - she wants to have adventures!

Spirulina's sure that being a pirate would be lots of fun. But when she meets some real pirates she realizes they're just mean - and she's determined to ruin their nasty plans...

ISBN: 9780439951081. Paperback. £3.99

1: Spooky Shipwreck
Spirulina thinks lazing around on Mermaid Rock all day is boring and is ready for new adventures - this time of the spooky kind.

Spirulina's sisters dare her to visit the haunted shipwreck. Spirulina's scared at first, but soon she realizes that the ghosts are friendly - and they really need her help...

ISBN: 9780439951098. Paperback. £3.99