A huge party for Ricky and Ella’s eighth birthday is about to begin, but Ricky has gone missing, and a worried Ella must go find him.
Big Boss gives up on becoming the leader of the reef and takes his minions off on new adventures, until a school of barracudas teaches him a lesson.
When Ella, the reef's best student, loses a school competition to Annabel, she decides to leave the reef, and Big Boss takes advantage.
Inspired by a romantic tale he heard in school, Crudd goes on an adventure to conquer Glitz's heart. Worried, his friends go on a quest to find him.
Leonard the Crab only has one friend: his garden gnome, Norbert. Ricky and Ella decide to show him how great it is to have real friends.
When Big Boss decides to invade the reef, he replaces his moray eel sidekicks with his godchildren: baby seahorses he wants to mold in his image!
To convince the other seagulls that he is not a traitor, John pretends he will eat Ricky and Ella, but Sammy and Ray think it is happening for real.
When Sammy and Ray get captured by a fishing boat, Ricky, Ella, Rita and Shelly have one night to find their way aboard and save the two grandfathers.
When a baby shark gets caught in the reef, the village quarrels about whether the children should keep him as a playmate or return him to the sea.
When Sammy punishes the children for misbehaving, Ricky complains that he is uncool. But when a super-cool version of Sammy appears, trouble awaits.
The friends create a new game of skill that causes a sensation in the reef, but when Big Boss takes it over and opens a gaming room, all bets are off!
Ricky babysits for little Marius and boasts of his heroic adventures. Inspired, Marius ventures beyond the reef and exposes himself to great dangers.
Ella seems to be so unlucky that her friends shun her. But when she gets near Annabel, her fortunes change so much that she loses any fear of danger.
When Sammy rescues Big Boss from a giant squid's attack, he gets trapped in a crack in the Bottomless Hole. Will the seahorse help out his old enemy?
After being unfairly treated, Ella leaves the village dreaming of a perfect reef. But when her dream comes true, her nightmare begins!
When Ricky and Ella pretend to disagree, their fight turns real, leaving Pipo and Annabel to try and make peace between their friends.
When Ricky and his pals invite a group of exhausted tourists to spend the night in the reef, Big Boss sees an opportunity to make trouble.
When a pregnant turtle lays her eggs on the beach, Ricky and Ella go to watch them hatch and discover that the eggs have been stolen by seagulls.
When Big Boss's mother comes to visit, she seems to be her mean son's opposite, but beneath her mask of kindness lurks a tyrant with an evil plan.
When Ray embarrasses himself after bragging about his youthful strength, he decides to exile himself, but Ricky will not let him go without a fight.
Ella and Ricky try to help blobfish Jimbo seduce the octopus of his affection by boosting his confidence and convincing him that he is handsome.
Pipo is heartbroken when his father wants to move away to a quieter place, so the other turtles try to make their friend's dad change his mind.
When Pipo's grumbling drives Ricky and Cie to the limit, they try to find a way to change his nature, but learn a hard lesson instead.
The children get excited about an upcoming solar eclipse and decide Leonard's aquarium is the ideal place to see it. But is there room for everyone?
When the gang meets a small, frightened fish who got out of the big aquarium by mistake, they try to teach him the basics of living in the wild.
When Billy the clownfish brags about how important and funny he is, Ricky makes the mistake of letting him know he disagrees.
