Animated deep sea adventures with Captain Barnacles and his band of explorers. An orca whale is stranded on a beach. The Octonauts come to the rescue.Source: CBeebies
Series 4: 6. Octonauts And The Mantis Shrimp
Series 4: 5. Octonauts And The Walrus Pups
Series 3: 20. Loggerhead Sea Turtle
Series 3: 19. Hammerhead Sharks
Series 3 - Urchin Invasion
Animated deep sea adventures. The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle.
Series 3 - Immortal Jellyfish
Animated deep sea adventures. Shellington and the Octonauts try to track an unusual creature: a jellyfish that can live forever!
Series 1: 1. Octonauts And The Great Christmas Rescue
Series 4: 10. Octonauts And The Emperor Penguins
Series 3 - Red Rock Crabs
Animated deep sea adventures. When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old friends.
Series 3 - Lion's Mane Jellyfish
Animated deep sea adventures. A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod.
Creature Reports - The Snot Sea Cucumber
The Octonauts sing about underwater creatures. The Octonauts share a few fun facts about the snot sea cucumber.
Series 2 - Fiddler Crabs
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help clean up a beach after a storm.
Series 1 - The Snot Sea Cucumber
Animated deep-sea adventures with Captain Barnacles and his explorers. A slimy, slippery snot sea cucumber gets loose onboard the Octopod.
Series 4: 17. Octonauts And The Yellow Belly Sea Snakes
Series 1 - The Speedy Sailfish
Animated deep sea adventures with Captain Barnacles and his explorers. Barnacles and Kwazii use some speedy sailfish to round up all the Gups.
Series 3 - Water Bears
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts venture into a dangerous red-hot lava tube to rescue a teeny tiny water bear.
Series 2 - Lionfish
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts get more than they bargained for with a pair of invasive lionfish.
Series 3 - Sea Sponge
Animated deep-sea adventures. A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.