The Nektons, a family of underwater explorers, encounter sea monsters, pirates and other perils on their quest to learn the ocean's secrets.

1. Here Be Dragons 22m When Ant discovers an ancient scroll that holds clues to an amazing mystery, his family comes face to face with a menacing dragon.

2. The Dark Orca 22m The Nektons have their hands full when they're caught between the Dark Orca pirates and an erupting undersea volcano.

3. A.I.M.Y 22m The sub's artificial intelligence system puts the Nektons on lockdown when they try to leave on a risky mission to rescue a kayaker.

4. Digging Deeper 22m Will and Ant head to the deepest part of the ocean to retrieve a mysterious item, but it turns out they've been tricked.

5. The Devil's Sea Mystery 22m Ant thinks that aliens are stealing things from a Japanese island and dragging them underwater. But the Nektons uncover something even more dangerous.

6. Lonesome Jim 22m Someone just stole the rarest tortoise in the world and the Nektons are searching for it. But the thief secretly wants to capture them, too!

7. Captured 22m Captain Hammerhead captures the Nektons. But when his sub starts to sink, they're the only ones who can save the day!

8. The Fossil 22m The Nektons explore an underwater cave system, and Ant bonds with a baby crocodile. But the creature's mother isn't very happy about that.

9. The Test 22m To find a piece of the mysterious Ephemychron, the Nektons have to fight off whirlpools, zero visibility and giant robotic jellyfish!

10. Colossal Squid 22m Ant and Fontaine hunt for the rare colossal squid. But it turns out to be smarter than anyone expected and thinks the Nektons look very tasty!

11. Monster Hunter 22m Celebrity monster hunter Devil Daniels sets his sights on a sea creature that he believes is a menace. But the Nektons want to protect it.

12. The Phantom Sub 22m Ant thinks a ghost sub is haunting the depths of the ocean. But he and Fontaine discover that the truth is even stranger.

13. Tunnel 22m As the Nektons explore a mysterious tunnel behind a huge undersea waterfall, strange creatures and strong currents surprise them at every turn.

14. The Abyss Stares Back 22m Strange things begin happening to the Nektons when they explore a sinkhole in the middle of the sea. And now they can't find their way out!

15. Treasure of the Islanders 22m Dolos sells two maps leading to the same treasure: one to the Nektons, and the other to the pirates! Now it's a race to see who gets there first.

16. The Junior Nektons 22m When four members of the Junior Nekton fan club visit the Aronnax, Ant and Fontaine realize that looking after kids is a lot harder than they thought.

17. The Sunken Gallery 22m The police accuse Ant of stealing and won't let him leave the Aronnax. But he and Fontaine escape and try to clear his name.

18. The Field of Giants 22m Fontaine and Smiling Finn get stuck inside a giant clam as the Dark Orca pirates battle the Nektons for the huge pearl it holds.

19. Loki's Castle 22m When the Nektons head to Loki's castle in search of Viking treasure, Captain Hammerhead and his pirate crew take over the Aronnax.

20. The Song of the Siren 22m Devil Daniels thinks he's hunting a mythical creature called a siren. But the Nektons realize it's actually a rare whale with a unique voice.

21. Bad Luck Fish 22m Fontaine suspects that a single fish is to blame for wrecking Dolos's boat, sinking the Aronnax and almost destroying the Rover.

22. Strange Migration 22m When a huge prehistoric shark swallows the Rover, Will and Fontaine cling to the gills inside its mouth. But they can't hang on forever!

23. Bloop 22m The Nektons try to identify a unique life form. But just as Ant figures out what it is, an underwater mining machine threatens to destroy it.

24. The Proteus Factor 22m Proteus, leader of the mysterious Guardians, traps the Aronnax in a magnetic field and kidnaps Ant, believing he is the key to finding Lemuria.

25. The Twilight Zone 22m A weird fish attracts all the other fish with its hypnotic glow. When Kaiko and Will also fall under its spell, Ant and Fontaine must rescue them.