Aired on CBBC around 2013. A kid gets trapped underwater

Surrounded by divers and swimmers, a little girl feels humiliated by her fear of jumping in the water. But when she sees two unexpected creatures swimming effortlessly underwater, can she take the plunge into their magical world?

20 years ago two boys disappeared in the swimming pool at Hulgaard Elementary. Ever since children have been telling stories about a monster living at the bottom of the pool. A victim of all the school bullies, 11-year-old Lars, has written a love letter for the older girl Sherin. When Sherin’s boyfriend, the worst bad guy in school, finds the letter, he forces Lars to swim to the bottom of the pool to retrieve a shining coin. But Lars is convinced that the monster Aqualorius is waiting in the deep...

A boy blames himself for almost drowning his friend. He goes into the water and eventually finds himself alone in the water deep enough so that his feet don't reach the bottom. A sand animation portraying the delicate psychology of an adolescent.

Join CBeebies for an ocean adventure travelling the musical world in the Royal Albert Hall submarine to find endangered creatures and tackle tricky environmental problems. Andy, Chantelle, Jen, Maddie, Nigel and Rory are on board RA Sub with a marvellous musical crew, the Southbank Sinfonia, led by captain and conductor Kwamé Ryan. JoJo helps with a Gran Gran plan to make a musical ocean scrapbook, the Go Jetters rescue a hawksbill turtle and Andy jets off on an Aquatic Adventure to find humpback whales. Chantelle and Rory take everyone on Teeny Tiny Creature trips underwater and to shore searching out seahorse and starfish habitats. There’s also a special Hey Duggee surprise.

A boy is pressured into taking a pill that lets him breathe underwater, with dire consequences.

Based on an incident that occurred off the coast of Florida in 1973, this film tells the story of four men who find themselves trapped in a mini-submarine in the ocean depths.

A young boy dies after swimming at a seaside resort, and the local children, led by Gavin, investigate and are led to suspect that contamination from a nearby nuclear plant is to blame. Their teacher is sympathetic, but has broken into her house, perhaps as a warning. Gavin is nearly killed after talking about the problem on TV, but gradually all is uncovered - with terrible consequences for Gavin.

A socially awkward girl uses the local swimming pool as a wormhole into fantasy. She dives underwater where she imagines herself as a marine creature, alternately graceful and predatory. (As described by Simon Sellars, 2008) Created as part of the SBS series "Swim Between the Flags" in 2002.

2004 TV short

A girl waits in the changing room of a swimming pool. Unable to wait any longer, she sets off and gets lost among the tiles.