S1 E1: The Whale Shark

S1 E2: The Undersea Storm

S1 E3: The Crab and the Urchin

S1 E4: The Walrus Chief

S1 E5: The Flying Fish

S1 E6: The Giant Squid

S1 E7: The Orcas

S1 E8: The Great Algae Escape

S1 E9: The Remipedes

S1 E10: The Speedy Sailfish

S1 E11: The Blobfish Brothers

S1 E12: The Monster Map

S1 E13: The Lost Sea Star

S1 E14: The Albino Humpback Whale

S1 E15: The Giant Kelp Forest

S1 E16: The Enemy Anemones

S1 E17: The Narwhal

S1 E18: The Midnight Zone

S1 E19: The Snapping Shrimp

S1 E20: The Snot Sea Cucumber

S1 E21: The Giant Whirlpool

S1 E22: The Hermit Crabs

S1 E23: The Mixed-Up Whales

S1 E24: The Kelp Forest Rescue

S1 E25: The Decorator Crab

S1 E26: The Beluga Whales

S1 E27: The Hungry Pilot Fish

S1 E28: The Vampire Squid

S1 E29: The Seahorse Tale

S1 E30: The Giant Jelly

S1 E31: The Cookiecutter Sharks

S1 E32: The Oarfish

S1 E33: The Combtooth Blenny

S1 E34: The Jellyfish Bloom

S1 E35: The Baby Dolphin

S1 E36: The Scary Spookfish

S1 E37: The Arctic Orcas

S1 E38: The Slime Eels

S1 E39: The Enormous Elephant Seal

S1 E40: The Sardine School

S1 E41: The Dolphin Reef Rescue

S1 E42: The Eel Ordeal

S1 E43: The Marine Iguanas

S1 E44: The Dwarf Lantern Shark

S1 E45: The Pirate Parrotfish

S1 E46: The Electric Torpedo Rays

S1 E47: The Crafty Cuttlefish

S1 E48: The Lost Lemon Shark

S1 E49: The Humuhumunukunukuapua'a

S1 E50: The Giant Spider Crab