Emerald and Delphina are tasked with babysitting Pebble, the young dolphin, but he has different ideas!
Emerald and Delphina go on a hunt for rare Shimmerlings, and get more than they bargained for when the Shimmerlings follow them home to the palace and then become unwell. Can they return them to their natural home?
When strange things start happening at the palace, Emerald assumes Delphina is the prankster. Determined to catch Delphina in the act she enlists the help of Shelly to set a trap for her.
Emerald learns not to take Theodore for granted when she volunteers them both to do The Kelp Kitchen deliveries. Racing against the clock they are baffled by the location of the mystery final customer.
When Delphina invites herself for a sleepover at Emerald's, Emerald worries that Delphina won't enjoy it, being more used to the grandeur of the palace. She does all she can to put her off but Delphina proves her wrong!
When Emerald discovers a lost baby dolphin she is determined to reunite him with his mum. But where is the dolphin's mum?
When King Auster plans to eat at The Kelp Kitchen, Emerald panics that his tastes are too fussy for her dad's restaurant. What if Hamish throws the king out?
When Shelly is invited to a Turtle Convention to receive an award, Emerald and Delphina are excited to accompany her. But to their dismay, Shelly seems reluctant.
When Emerald discovers a lost baby dolphin she is determined to reunite him with his mum. But where is the dolphin's mum?
Theodore decides he no longer has the skills to be the Palace Shell Keeper, fires himself, and starts work at The Kelp Kitchen. It's a disaster!
Emerald and her mum, Coral, find themselves in charge of the running the palace for a day. How hard can it be? Quite hard as it turns out!
Delphina is reluctant to play tail flips with Emerald. When their tail flips are required to get them out of a tricky situation, Emerald realises that Delphina never learned them.
When Emerald rescues the Sea Sprites from a group of jellyfish, they vow to do her every whim - FOREVER!
Emerald and Delphina are tasked with babysitting Pebble, the young dolphin, but he has different ideas!
An undercover restaurant critic is coming to review The Kelp Kitchen, and Emerald thinks it's Theodore. Rudy the grumpy anglerfish and Theodore both turn up for lunch. Who will turn out to be the undercover critic?
Emerald accidentally orders a hundred boxes of sea moss, so Hamish makes sea moss muffins. Emerald, feeling bad, makes a jingle to attract customers.
Emerald runs into Theodore's identical twin brother, Franklin, and mistakes him for Theodore. She finds out that the seahorse brothers haven't spoken for a while, and helps them make up!
When Hamish's prized sea truffle goes missing from The Kelp Kitchen restaurant, it's time for Emerald and Delphina to turn detective and figure out who the mystery snacker could be.
Emerald wants to get King Auster the perfect birthday gift. Auster loves whistling and Emerald finds a great set of whistler shells. But why does the King seem reluctant to try them?
Rudy the angler fish is so grumpy that his light has gone out! Emerald wants to cheer him up by playing games with him. But nothing works until Emerald accepts that he just needs to feel a bit grumpy.
We meet Emerald as her life changes from being a mermaid living with her Dad and his girlfriend above their restaurant, to inheriting a princess step-sister, and becoming a princess herself when her Mum marries the Sea King!
