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There is never a dull moment in the Big Blue. Captain Lettie and the Calypso Crew are always ready to tackle whatever challenges come their way.
The Calypso Crew is called in to clean up some mysterious ooze, but the job may be more dangerous than they bargained for.
Krill and Plink find themselves in an urgent situation and need The Calypso Crew to save them.
Mira and Lettie get themselves into a sticky situation while constantly competing with one another as to who is better than the other.
When the crew finds out their ship is about to be inspected, Lemo wants to help but unknowingly creates a bigger problem than expected.
Bacon Berry feels left out when the crew must take care of a rescue creature that has no parents.
Glacial city residents are being terrorized by a giant sea spider and Phil must face his deepest fears to save the Calypso Crew.
An unexpected power outage on the Calypso leads the crew to investigate a mysterious glowing orb on the sea floor.
When Bacon Berry takes something that doesn't belong to her, Lettie and Lemo secretly attempt to return it to its rightful owner.
When too much weight on the Calypso slows them down on a mission, Lettie insists that Lemo gets rid of what is weighing them down.
Lemo's pet sea pig causes chaos on the Calypso and Lettie wants him to take it back to where it belongs in the Midnight Zone.
The Calypso Crew have entered the Coral Circuit Race for the first time and they are determined to play fair to the finish.
The Calypso Crew are in strife when their mission reward cake mysteriously disappears and they each blame one another for keeping it for themselves.
Freddie has a difficult time when the crew decides to replace Engie with a new and improved engine for the Calypso.
Lemo is thrilled when he is called to join United Current Head Quarters and asked to apply his fun brand of science to headquarters staff.
After the Seahorse King's scepter is almost stolen, the Calypso crew is tasked with keeping watch for the thief at the Seahorse Celebration.
Calypso Crew set out on a mission to find out what is causing all the ruptures in the sea bed.
In a rush to catch the mail ship, Lemo accidentally sends Lettie's diary to headquarters instead of her Captain's Log.
When Lettie becomes frustrated with the crew's work ethic, she decides she would be better off doing everything on her own.
Lemo believes that the Crying Dutchman exists and has taken Bacon Berry's favorite toy.
The Calypso Crew is uneasy when Phil makes a new best friend and brings him onboard to stay.
