#1. Octonauts and the Red Danger, Red Tide When a serious red tide appears off the coast of Florida, the Octonauts are called into action! They purify the water with bubble filters and begin rescuing animals. But sick animals keep flooding into the Octopod... #2. Octonauts and the Tsunami Calico Jack is stranded in a dense forest after being swept away by a giant tsunami. Tweak and Kwazii rush out in the Gup-K to rescue him. In the forest, not only Calico Jack but also several stranded sea creatures are in trouble... #3. Octonauts and the Hawaiian Monk Seal Shaun and Barnacles go to investigate the population of monk seals living in Kure Atoll. They witness the coral reef wall collapsing and sound the Octo-Alert. They must fix the reef and drive away the approaching sharks! The Terra 3 is needed! #4. Octonauts and the Volcano Shark Lyla sets out to explore Kabachi, the world's most active underwater volcano. A baby shark gets separated from a group of sharks gathered in the crater, and Lyla and the baby shark get trapped in a hot lava cave. The Terra 2, dive in! #5. Octonauts and the Mudflat Rescue Mission Tracker encounters sandpipers struggling to find mudflats to rest. They ask the Octonauts for help to save the disappearing mudflats. The Octonauts and Octo-Agents embark on a mission to create new mudflats on the west coast... Here, the latest power suits and the Octo-Ray join forces!