Episodes
Episode 1
Here Be Dragons
A dragon hunting expedition leads Ant to find an ancient scroll that holds clues to an amazing mystery. But his family are trapped by the dragon and only Ant and Jeffrey can save them! And Jeffrey's a fish!
Episode 2
The Dark Orca
The Dark Orca Pirates attack! They believe the Nektons have a rare treasure aboard their sub. To escape, Kaiko is going to have to guide the Aronnax through an erupting, undersea volcano! But can the sub survive?
Episode 3
A.I.M.Y
A new artificial intelligence running the sub stops the Nektons from saving a kayaker because it's too dangerous. When the Nektons try to shut her down, she takes over completely! Can Ant outwit A.I.M.Y and save the day?
Episode 4
Digging Deeper
The object that Will and Ant are retrieving from the deepest part of the ocean is not what they expected. Is it a weapon? They've been duped. And now there's a stowaway on the Aronnax, trying to take control of it.
Episode 5
The Devil's Sea Mystery
Are aliens stealing things from a Japanese Island and dragging them underwater? Ant believes that's perfectly reasonable. The Nektons investigate and find something even more dangerous! But can they escape?
Episode 6
Lonesome Jim
Someone just stole the rarest tortoise in the world and the Nektons are searching for it. But the man who stole it, secretly wants to capture them too! They're walking into a trap. But really, there's no other way.
Episode 7
Captured
Hammerhead has captured the Nektons aboard his sub. But his vessel is shonky, rusty and going to sink any moment. The Nektons bravely use their own sub to save him - but Hammerhead now wants to take over their sub too!
Episode 8
The Test
To find a piece of the mysterious "Ephemychron", the Nektons have to fight off whirlpools, zero visibility and giant, robotic jellyfish! Is Nereus doing this to them? If not, who is really behind this unusual test?
Episode 9
The Fossil
Huge, prehistoric crocodiles still inhabit an underwater cave system the Nektons are exploring. Ant shouldn't have bonded with that baby one - because now its mother is after him! And it doesn't take kindly to kidnappers.
Episode 10
Colossal Squid
Ant and Fontaine hunt for the rarest of ocean creatures, the Colossal Squid. But what happens when it turns out to be smarter than you and thinks you look tasty? Can the Aronnax survive being pulled down very, very deep?
Episode 11
Monster Hunter
Media superstar "Devil Daniels - Monster Hunter" is hunting a sea-creature he believes is a menance - but the Nektons want to protect. Both sides can't win. But what makes it worse, is the public are on Daniel's side!
Episode 12
The Phantom Sub
Does a ghost sub sail out there somewhere in the ocean? Ant believes it does - but when he actually finds it, the truth is even stranger - and much more dangerous. Ant and Fontaine find themselves trapped - by a ghost?
Episode 13
The Abyss Stares Back
While diving in a rare "blue hole", a sinkhole in the middle of the sea, strange things begin to happen to the Nektons. They're seeing things that can't exist. And where did the exit go? Why is there no way out?
Episode 14
The Junior Nektons
Ant and Fontaine are sure they can control some young, hyper-active fans who are visiting the Aronnax. But when they have to rescue a whale calf, success depends on them working well together. Is that really going to happen?
Episode 15
Treasure Of The Islanders
Dolos has sold two maps to the same treasure. One to the Nektons - the other to the Pirates! Now it's a race to get there first, and the sneakiest, trickiest, and dirtiest will win. Ant thinks that's him. The Pirates don't.
Episode 16
Tunnel
An undersea waterfall hides a mysterious tunnel behind it. As the Nektons explore, they find everything is not as it should be. Strange creatures attack them. The tunnel is moving. The truth of where they are is shocking.
Episode 17
The Sunken Gallery
The Nektons are arrested for stealing! Ant and Fontaine escape to prove their innocence, but whoever set them up is already two steps ahead. This isn't going to be easy - especially when there's a spy aboard the Aronnax!
Episode 18
Field of Giants
Fontaine and Smiling Finn get stuck inside a closing Giant Clam as pirates battle the Nektons for the giant pearl within! Aire is scarce and time is running out. Can the pirates and Nektons work together to save them both? No way.
Episode 19
The Proteus Factor
Proteus, leader of the mysterious "Guardians", traps the Aronnax in a magnetic field and kidnaps Ant, believing he is the key to finding Lemuria. Ant thinks Proteus is crazy. He tries to escape to save his family.
Episode 20
Song of the Siren
Devil Daniels, Monster Hunter, thinks he's hunting a "siren" - a mythical creature whose song lures sailors to their doom. The Nektons discover it's a rare whale with a unique vocal sound. But can they save it?
Episode 21
Bad Luck Fish
Can a fish really be responsible for wrecking Dolos' boat, sinking the Aronnax and placing the Rover in deadly jeopardy? Fontaine believes so. But can she save Jeffrey from its clutches and get rid of it altogether?
Episode 22
Strange Migration
The Rover is swallowed by a huge, supposedly extinct prehistoric shark - the Megalodon! Will and Fontaine manage to cling on, just inside it's mouth. Kaiko and Ant frantically try to free them! But time is running out.
Episode 23
Bloop
The Nektons try to identify a unique life-form. They've never seen it; they've only heard it's sound - "Bloop". Just as Ant discovers it's true nature, a huge underwater mining machine threatens to destroy it!
Episode 24
The Twilight Zone
A weird, glowing fish has lured every fish in the area to it with bioluminescence. Kaiko and Will try to examine it, but also fall helplessly under its spell. Ant and Fontaine must rescue their parents, wearing blindfolds!
Episode 25
Loki's Castle
While fighting over Viking Treasure, the Nektons take over the Dark Orca submarine. But the pirates in turn take over the Aronnax. Neither side is happy about strangers in their homes! But neither side is willing to back down.
Episode 26
Tartaruga
The Nektons explore a floating island and find the pieces of the Ephemychron in a cave. When Ant assembles it, it works! Perhaps now they can find Lemuria! But why is this island moving? What is its terrible secret?
