In order for a school of salmon to reach their nesting area, the Octonauts must enlist help from a family of beavers.
Bluefin Tuna
Blue Whale Rescue
Whales of Mystery
Ghost Ship
Feeding Frenzy
Sawfish
Nautilus
Grey Whales
11Flying Squid
Sea Lions
Hawksbill Sea Turtle
Wood Eating Catfish
Seven Sea Squirts
Bullfrogs
Giant Sea Spiders
Great Octo-Bot Rescue
Axolotl
Beavers
Zombie Worms
Mud Volcanoes
Tiger Fish and Blind Shrimp
Fish Mouth Louse
Deep Ocean Discovery
Silver Sea
Bicolour Fangblenny
Scaly-Foot Snail
Chinese Giant Salamander