Season
Episode
- Episode 1: The Whale Shark
- Episode 2: The Undersea Storm
- Episode 3: The Crab and the Urchin
- Episode 4: The Walrus Chief
- Episode 5: The Flying Fish
- Episode 6: The Giant Squid
- Episode 7: The Orcas
- Episode 8: The Great Algae Escape
- Episode 9: The Remipedes
- Episode 10: The Speedy Sailfish
- Episode 11: The Blobfish Brothers
- Episode 12: The Monster Map
- Episode 13: The Lost Sea Star
- Episode 14: The Albino Humpback Whale
- Episode 15: The Giant Kelp Forest
- Episode 16: The Enemy Anemones
- Episode 17: The Narwhal
- Episode 18: The Midnight Zone
- Episode 19: The Snapping Shrimp
- Episode 20: The Snot Sea Cucumber
- Episode 21: The Giant Whirlpool
- Episode 22: The Hermit Crabs
- Episode 23: The Mixed-Up Whales
- Episode 24: The Kelp Forest Rescue
- Episode 25: The Decorator Crab
- Episode 26: The Beluga Whales
- Episode 27: The Hungry Pilot Fish
- Episode 28: The Vampire Squid
- Episode 29: The Seahorse Tale
- Episode 30: The Giant Jelly
- Episode 31: The Cookiecutter Sharks
- Episode 32: The Oarfish
- Episode 33: The Combtooth Blenny
- Episode 34: The Jellyfish Bloom
- Episode 35: The Baby Dolphin
- Episode 36: The Scary Spookfish
- Episode 37: The Arctic Orcas
- Episode 38: The Slime Eels
- Episode 39: The Enormous Elephant Seal
- Episode 40: The Sardine School
- Episode 41: The Dolphin Reef Rescue
- Episode 42: The Eel Ordeal
- Episode 43: The Marine Iguanas
- Episode 44: The Dwarf Lantern Shark
- Episode 45: The Pirate Parrotfish
- Episode 46: The Electric Torpedo Rays
- Episode 47: The Crafty Cuttlefish
- Episode 48: The Lost Lemon Shark
- Episode 49: The Humuhumunukunukuapua'a
- Episode 50: The Giant Spider Crab
Octonauts Season 1 The Enormous Elephant Seal
Follows an underwater exploring crew made up of stylized anthropomorphic animals, a team of eight adventurers who live in an undersea base, the Octopod, from where they go on undersea adventures with the help of a fleet of aquatic vehicles.
