The Octonauts venture inside a whale shark again (see Series 1, episode 1), this time they need to rescue a porcupine puffer fish named Puffy before it's too late! Shellington has crashed the Gup-D three times, once in The Remipedes, once in The Hammerhead Sharks, and once in Operation Cooperation.

Shellington and the others round up some lost crabs and marine iguanas that have got marooned on an island far too cold for them and take them home to the Galápagos Islands.

This is a helicopter. It is used to soar above the sea and watch the animals hop in and out of the water.

When the Octopod cruises underwater to Captain Barnacles' homeland, the North Pole, it gets trapped in the Arctic sea ice, but one of Barnacles' old friends, Boris the narwhal, helps them break through the ice with his long tusk. Tweak and the Octonauts go to The Everglades to visit her dad, Ranger Marsh, and help him rescue some non-native creatures before a storm hits. The team's recently built GUP-K is also there to save the day when a fire spreads. The Octonauts stake out a thief, who turns out to be a decorator crab, stealing their things to decorate his shell.Barnacles and Kwazii investigate a disruption on a nearby reef; A carrier crab and the urchin he keeps on top of his shell as a defence against predators has a falling out and just can't seem to get along. Gup-U - an upcoming Gup. The toy is made already by fisher-price. Not much information is known about this Gup at the moment. Though based on the picture. It looks like it's based on a frogfish. The Octonauts series combines education, adventure, and friendship to create an engaging and entertaining experience for young viewers. With its charming characters, intriguing storylines, and educational messages, the Octonauts inspire children to appreciate and care for the ocean and its inhabitants, fostering a sense of curiosity and environmental consciousness. This is a half-air-boat, half-tank vehicle that can float on the surface. It was used to save Tweak's hometown the Everglades from fire in "The Great Swamp Search" (9th Special). The Octonauts must get two mantis shrimp to stop fighting before their powerful claw strikes destroy the Octopod.

Gup-O - is an upcoming Gup. It is featured in the books and the toy has already been released. There is a slight glimpse of it on Tweak's Octo-Tablet during the Great Swamp Search, as she scrolls through the Gups deployment menu. Also, a sort of construction plan for the Gup-O has appeared in the Gup-S in The Over and Under Adventure. The Octonauts had its US premiere on the Disney Channel on 9 January 2012 [37] [38] In September 2014, Silvergate Media announced its sale of season 4 to the Disney Channel, to be aired in 2015. [39] [40] Many of the characters' voices were redubbed to give them American accents—Hispanic in the case of Peso and Pinto—although Captain Barnacles, Kwazii and Professor Inkling retained their original British voices. [41] Another notable difference between the British version and the US version is the absence of the "Creature Report" feature at the end of each episode. This educational and melodic recap of the adventure is missing from the UK version, but is available to view in Britain through Netflix, which streams the American version. As newborn baby sea turtles make their way to the ocean, the Octonauts must help them avoid predators when a large wave threatens the island where the precious eggs are buried - not that they'll admit it! The Octopod's waterworks become clogged with frightened reef triggerfish. The Octonauts must find a way to flush them out.The initial working title of the 2017 American Superhero film " Thor: Ragnarok" was "Creature Report", a reference to the Octonauts, [46] [47] which acted as the movie production's code word. [48] Video services

When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal. A young dolphin follows Kwazii home while he's babysitting him and the Octonauts must search for his mummy. Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured dwarf lantern shark. But they have to find him first since he's so small! The Octonauts evacuate the creatures living around a reef before a large archway collapses, but one stubborn convict fish refuses to move from her burrow!While the Octopod is at the base for repairs, the Octonauts (except for Inkling, Tweak, and Tunip) take vacations for themselves. Captain Barnacles and Peso visit his sister Bianca at her den and helps her two cubs Orson and Ursa to find the sea ice during the springtime migration and call on the rest of the Octonauts to rescue fellow polar bears from Norway, Canada, Greenland, Alaska, and Russia as their ice floe was melting. It may not have been the best Gup for driving, but it was a perfect shelter for the sea creatures who lost their reef during a hurricane. Dashi catches a glimpse of an elusive creature that appears to be a giant sea serpent and manages to photograph his tail. The truth is stranger than fiction when he appears to be an awesomely, long oarfish.