Season 1
Season 2
Season 3
Season 4
Season 5
Season 6
Season 7
Season 8
Season 9
Season 10
The Whale Shark
04 Oct 2010
17 Views
When Kwazii's Gup-B breaks down in a storm, not even brave Captain Barnacles can save him alone. Fortunately, a chain of reef lobs...
The Undersea Storm
05 Oct 2010
19 Views
As a huge storm heads towards the headquarters, the Octonaut crew hurriedly goes into preparation. However, Kwaji, who went out to...
The Crab and the Urchin
06 Oct 2010
18 Views
The crew pursues crustaceans who’ve hijacked the Octopod.
The Walrus Chief
07 Oct 2010
17 Views
When Peso's precious medical kit is taken, Barnacles and Kwazii sneak into a dangerous walrus colony to get it back, disguised as...
The Flying Fish
08 Oct 2010
18 Views
When a school of flying fish accidentally make off with a rare book belonging to Professor Inkling, the Octonauts rig up the Gup B...
The Giant Squid
11 Oct 2010
19 Views
The Octonauts roam the oceans in search of adventure and fun. Whether it's a perilous voyage to the bottom of the sea or the pirat...
The Orcas
12 Oct 2010
19 Views
When a huge Orca whale becomes stranded on a beach, Captain Barnacles Bear and the Octonauts devise a plan to pull him back into t...
The Great Algae Escape
13 Oct 2010
19 Views
Captain Barnacles and his crew must catch a runaway Octopod, when it is hijacked by a group of crustaceans trying to escape their...
The Remipedes
14 Oct 2010
21 Views
When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.
The Speedy Sailfish
15 Oct 2010
19 Views
When all the Gups go out of control, Barnacles and Kwazii leap onto the backs of some speedy Sailfish to round them up.
The Blobfish Brothers
18 Oct 2010
20 Views
The Octonauts must evacuate sea creatures before an underwater volcano erupts, but there's one creature that won't budge: a slow m...
The Monster Map
19 Oct 2010
21 Views
The Octonauts follow an old map to what Kwazii believes is treasure guarded by a sea monster but, instead, they meet a playful Oct...
The Lost Sea Star
20 Oct 2010
16 Views
When the Octonauts find an unusual Sea Star on the beach, they search the ocean from top to bottom (literally) to help find its ho...
The Albino Humpback Whale
21 Oct 2010
20 Views
The Octonauts help out an Albino Humpback Whale with a nasty sunburn.
The Giant Kelp Forest
22 Oct 2010
21 Views
When Kwazii's favorite sub, the Gup B, goes missing, the Octonauts journey into a mysterious kelp forest to find it, meeting stran...
The Enemy Anemones
25 Oct 2010
19 Views
The Octonauts land on an island for a picnic but must first help some crabs trapped between two warring groups of aggregate anemon...
The Narwhal
26 Oct 2010
20 Views
While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacles's skillful navigation, and the help of a friendly...
The Midnight Zone
27 Oct 2010
19 Views
While exploring the deepest part of the ocean, the Midnight Zone, the Octonauts discover a strange rock that happens to be home to...
The Snapping Shrimp
28 Oct 2010
19 Views
The Octonauts encounter a snapping shrimp – a small creature that uses its claws to make a big, and stunning, noise.
The Snot Sea Cucumber
29 Oct 2010
18 Views
After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the...
The Giant Whirlpool
01 Nov 2010
19 Views
The Octonauts race against time to rescue Tweak's pal, a leatherback sea turtle who's caught in a fast-moving ocean current that's...
The Hermit Crabs
02 Nov 2010
19 Views
When Captain Barnacles Bear and most of the crew are unable to return to base, it's up to Peso and Tweak to remove a stuck hermit...
The Mixed-Up Whales
03 Nov 2010
16 Views
When the Octonauts clean and repair their ship, the Octopod, the resulting noise causes a nearby blue whale to act in strange and...
The Kelp Forest Rescue
04 Nov 2010
20 Views
When Peso's little brother, Pinto, comes to visit, he's more interested in being a pirate than a medic – at least until he accompa...
The Decorator Crab
05 Nov 2010
19 Views
When important objects go missing from their ship, the Octonauts stake out the thief, who turns out to be a decorator crab stealin...
The Beluga Whales
06 Dec 2010
19 Views
The Octonauts lead a pod of Beluga Whales stuck under the pack ice to safety by getting them to follow Peso while he's playing the...
The Hungry Pilot Fish
07 Dec 2010
21 Views
The Octonauts are chased by a whitetip shark only to discover all it really needed was a pilot fish to clean its teeth, and it jus...
The Vampire Squid
08 Dec 2010
19 Views
Peso must gather all his courage when he travels deep down to the very bottom of the ocean, the Midnight Zone, and encounters the...
The Seahorse Tale
09 Dec 2010
23 Views
After a storm, the Octonauts help a female seahorse search for her missing mate. She tells them, to Kwazii's surprise, that the mi...
The Giant Jelly
10 Dec 2010
20 Views
The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.
The Cookiecutter Sharks
13 Dec 2010
18 Views
Some mysterious holes that keep appearing in the Octonauts' equipment turn out to be the work of cookiecutter sharks whose biolumi...
The Oarfish
14 Dec 2010
18 Views
Dashi snaps a picture of what appears to be a sea serpent, but the truth is stranger than fiction when it turns out to be an aweso...
The Combtooth Blenny
15 Dec 2010
21 Views
When Kwazii and Peso are shipwrecked on a desert island, they encounter a Combtooth Blenny - a fish who walks on land! They enlist...
The Jellyfish Bloom
16 Dec 2010
20 Views
When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.
The Baby Dolphin
17 Dec 2010
17 Views
When a young dolphin follows Kwazii home, he has to babysit while the other Octonauts search for its mother.
The Scary Spookfish
24 Jan 2011
18 Views
The Octonauts try to pull Peso out of an oceanic trench and get some help from a strange looking creature with a see through head:...
The Arctic Orcas
25 Jan 2011
19 Views
When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.
The Slime Eels
26 Jan 2011
18 Views
Kwazii covets the treasure in a sunken pirate ship, but its protected by slime squirting Slime Eels.
The Enormous Elephant Seal
27 Jan 2011
17 Views
When Peso and the Octonauts aid an enormous Elephant Seal, he overstays his welcome in the Octopod.
The Sardine School
28 Jan 2011
16 Views
The Octonauts must work together as a team to help a lost sardine find her school.
The Dolphin Reef Rescue
31 Jan 2011
22 Views
When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.
The Eel Ordeal
01 Feb 2011
18 Views
The Octonauts travel up a treacherous river to help a young migrating eel on her difficult journey.
The Marine Iguanas
02 Feb 2011
19 Views
The team are preparing for a feast of red seaweed on the Galapagos Islands but a trio of salt-sneezing marine iguanas raid the Oct...
The Dwarf Lantern Shark
03 Feb 2011
19 Views
Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured Dwarf Lantern Shark.
The Pirate Parrotfish
04 Feb 2011
18 Views
When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.
The Electric Torpedo Rays
07 Feb 2011
18 Views
Some electric torpedo rays give the Octopod a jump-start when its batteries go flat during a trip to see Tweak's pal, Sandy the le...
The Crafty Cuttlefish
08 Feb 2011
21 Views
Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses it, a cuttlefish takes it.
The Lost Lemon Shark
09 Feb 2011
19 Views
The Octonauts have their hands full as they look after a headstrong young Lemon Shark who's hurt his nose and can't find his way h...
The Humuhumunukunukuapua'a
10 Feb 2011
18 Views
When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.
The Giant Spider Crab
11 Feb 2011
18 Views
The octonauts help a 100 year old spider crab which has got its leg trapped in a giant clam whilst en route to its own 100th birth...
The Colossal Squid
19 Nov 2012
16 Views
The Octopod is attacked by a colossal squid, who drags the ship down an abyssal trench, forcing Barnacles and Kwazii to make a per...
The Adelie Penguins
20 Nov 2012
19 Views
While Kwazii and Peso have their hands full babysitting a bunch of Adelie penguin chicks, Captain Barnacles must rescue the chicks...
The Coconut Crabs
21 Nov 2012
18 Views
Kwazii finds a mysterious, unbreakable coconut, so the Octonauts seek out the help of some large, island-dwelling coconut crabs to...
The Great White Shark
22 Nov 2012
16 Views
Peso must perform an emergency fin bandage on a hungry great white shark, but first they need to subdue the giant predator using a...
The Sea Snakes
23 Nov 2012
19 Views
It's Sea Snakes on an Octopod when a poisonous sea krait lays her eggs in the garden pod, just as Captain Barnacles has to navigat...
The Bowhead Whales
26 Nov 2012
19 Views
When the Octonauts are unable to rescue a group of Narwhals trapped behind arctic ice, they recruit a Bowhead Whale to help them b...
The Jawfish
27 Nov 2012
18 Views
A mouth-brooding jawfish father has lost his eggs, and the Octonauts must brave strong currents and other obstacles to help get th...
The Porcupine Puffer
28 Nov 2012
17 Views
Barnacles, Kwazii and Peso venture back inside a whale shark to retrieve a Porcupine Puffer Fish that was accidentally swallowed.
The Damselfish
29 Nov 2012
18 Views
The Octonauts help a group of algae-eating fish stand up to some aggressive damselfish, who are harming their own reef by over-far...
The Scared Sperm Whale
30 Nov 2012
17 Views
A timid sperm whale must help the Octonauts release Peso from a giant clam.
The Long Armed Squid
11 Mar 2013
18 Views
Peso and Kwazii venture down to the midnight zone to help a hurt creature, but what they find is a shipwreck 'haunted' by a spooky...
The Fiddler Crabs
12 Mar 2013
18 Views
The Octonauts help clean up a beach after a storm, but things get complicated when the resident fiddler crabs hijack the Gup-D!
The Manta Rays
13 Mar 2013
16 Views
The Octonauts help a young manta ray find the secret manta ray feeding grounds, but when they finally locate it, the Octonauts bec...
The Swashbuckling Swordfish
14 Mar 2013
20 Views
The octonauts discover a rare showing of a full moon as Kwazii discovers that its known as the Pirate Moon as Kwazii and The Octon...
The Triggerfish
15 Mar 2013
21 Views
The Octonauts' floating temperature sensors alert them to a risk of waterspouts due to a rise in sea surface temperature so they d...
The Mimic Octopus
13 May 2013
18 Views
The Octonauts recruit a shape-shifting mimic octopus to help them recover an important vial of medicinal algae from a moray eel's...
The Lionfish
14 May 2013
20 Views
The Octonauts get more than they bargained for when they use the Octopod to transport a pair of invasive lionfish back to their na...
The Leafy Sea Dragons
15 May 2012
20 Views
When two young leafy sea dragons are accidentally separated from their father and brought onboard the Octopod, the Octonauts must...
The Manatees
16 May 2013
19 Views
Running out of air, Barnacles struggles to free his paw from the mouth of a giant clam, while simultaneously directing his crew in...
The Saltwater Crocodile
17 May 2013
20 Views
When a gigantic saltwater crocodile wanders into freezing waters, the Octonauts must figure out how to get the predator back to hi...
The Humphead Parrotfish
02 Sep 2013
19 Views
The Octonauts use magnets to try to stop a meteor that's heading toward the Octopod and get an assist from a rock-chomping humphea...
The Gulper Eels
03 Sep 2013
18 Views
When hungry gulper eels as well as undersea tremors threaten Inkling and Kwazii, Dashi uses the new, multi-purpose Octo Max Suit t...
The Siphonophore
04 Sep 2013
19 Views
Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore.
The Water Bears
05 Sep 2013
18 Views
The gang ventures into a red-hot lava tube to rescue a tiny water bear that does not seem to mind the heat at all.
The Cone Snail
06 Sep 2013
19 Views
Peso sets out to save the day when a cone snail invades the octopod and picks off the crew one by one with its dangerous harpoons.
The Artificial Reef
09 Sep 2013
18 Views
When an underwater storm destroys a small reef, Tweak and her crew try to convert the Gup-F into an artificial equivalent.
The Humpback Whales
10 Sep 2013
18 Views
When a sardine swallows the key to a treasure chest, a humpback whale helps Kwazii track it down.
The Pelicans
11 Sep 2013
21 Views
When a floating garbage patch endangers a flock of pelicans and other sea creatures, the Octonauts and the birds work together to...
The Sea Pigs
12 Sep 2013
19 Views
The Octonauts must stop a huge herd of sea pigs before they march blindly into the Mariana Trench - where there will be no access...
The Yeti Crab
13 Sep 2013
19 Views
As Tweak tests the Gup-X deep down in the Midnight Zone, a yeti crab cuts a vital electrical wire in the ship and cuts off all pow...
The Barracudas
10 Mar 2014
21 Views
Shellington and the Vegimals' mission to replant a mangrove forest is put in peril by a school of toothy barracudas.
The Duck-Billed Platypus
11 Mar 2014
18 Views
While rescuing river creatures after a storm, the Octonauts find a strange egg and come under attack by stinging platypuses.
The Sea Skaters
12 Mar 2014
20 Views
When Kwazii gets lost at sea aboard the tiny octo-ski, he meets a flotilla of even tinier sea skaters - the only insects who live...
The Mudskippers
13 Mar 2014
17 Views
The Octonauts attempt to keep the peace amongst a trio of mudskippers whose home has been flooded.
The Harbour Seal
14 Mar 2014
20 Views
When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal.
The Lion's Mane Jellyfish
17 Mar 2014
18 Views
A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod and...
The Red Rock Crabs
18 Mar 2014
22 Views
When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old frien...
The Sea Sponge
19 Mar 2014
19 Views
A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.
The Immortal Jellyfish
20 Mar 2014
19 Views
Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and...
The Urchin Invasion
21 Mar 2014
18 Views
The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the fore...
The Hammerhead Sharks
21 Sep 2015
18 Views
The Octonauts meet some hammerheaded sharks, however, they can't sleep too well because Shellington and Professor Inkling have bee...
The Loggerhead Sea Turtle
22 Sep 2015
19 Views
After an undersea tremor separates the Gup-X and its crew, Barnacles seeks guidance from a mysterious sea turtle.
Octonauts and the Poison Dart Frogs
23 Sep 2015
20 Views
When a giant wave hurls Amazon River creatures up into the trees, the Octonauts must get them down safely, without disturbing pois...
Octonauts and the Hidden Lake
24 Sep 2015
17 Views
The Octonauts are exploring Antarctica, when Shellington discovers strange microscopic creatures living under the ice.
Octonauts and the Octopod Mystery
25 Sep 2015
19 Views
When the Octopod breaks down, Tweak and the crew search for a missing part aboard an abandoned prototype of the ship, not realisin...
Octonauts and the Baby Sea Turtles
28 Sep 2015
19 Views
As newborn baby sea turtles make their way to the ocean, the Octonauts must steer them clear a giant wave and hungry predators.
Octonauts and the Walrus Pups
29 Sep 2015
20 Views
Captain Barnacles and his niece and nephew, Ursa and Orson, must rescue walrus pups who are stranded on a runaway ice floe, before...
Octonauts and the Mantis Shrimp
30 Sep 2015
17 Views
The Octonauts must get 2 mantis shrimp to stop fighting before their powerful claw strikes destroy the Octopod.
Octonauts and the Loneliest Whale
01 Oct 2015
20 Views
The Octonauts follow a strange song to a lonely humpback whale.
Octonauts and the Tree Lobsters
02 Oct 2015
19 Views
When a storm washes Peso onto a mysterious, rocky island, he meets a band of lobster-like insects thought to be extinct.
Octonauts and the Convict Fish
14 Dec 2015
20 Views
The Octonauts evacuate the creatures living around a reef before a large archway collapses, but one stubborn convict fish refuses...
Octonauts and the Emperor Penguins
16 Dec 2015
19 Views
The Octonauts journey across a dangerous expanse of ice to help a penguin mother get back to her family.
Octonauts and the Crawfish
03 Dec 2016
19 Views
When a population of crawfish is stricken by illness, the Octonauts race to find a cure.
Octonauts and the Flamingos
04 Dec 2016
20 Views
The Octonauts find a lost flamingo chick separated from his family and they have to return him there before hungry alligators do!
Octonauts and the Tiger Shark
27 May 2017
18 Views
When a hungry tiger shark eats the camera that Tweak's turtle friend Sandy gets in the Octopod, she and the Octonauts must rescue...
Octonauts and the Sunfish
28 May 2017
17 Views
When a huge sunfish enters the GUP-E, Peso and Kwazii must somehow get the large fish out of the Gup. Eventually they find out it'...
Octonauts and the Coelacanth
29 May 2017
19 Views
While exploring a dark and spooky cave, The Octonauts find a strange fossil of a powerful prehistoric fish... but it may be more t...
Octonauts and the Surfing Snails
06 Sep 2017
21 Views
When surfing snails are swept out to sea, it's up to Dashi and the Octonauts to save them.
Octonauts and the Yellow Bellied Sea Snakes
13 Sep 2017
19 Views
When Peso gets stranded on a beach with a mass of poisonous snakes after a terrible storm, he and the Octonauts must somehow get t...
Octonauts and the Hippos
20 Sep 2017
17 Views
Trying to return home from a mission along an African river, the Octonauts have trouble getting past a gang of large, mud-splattin...
Octonauts and Operation Cooperation
27 Sep 2017
17 Views
After Shellington crashes the GUP-D for the 3rd time, he and Kwazii team up with moray eels and grouper fish to help pick up the p...
Octonauts and the Bomber Worms
23 Oct 2017
18 Views
While diving down to the Midnight Zone, the Octonauts are attacked by bomber worms.
Octonauts and the Kelp Monster Mystery
24 Oct 2017
21 Views
Dashi teams up with her little sister Koshi to help the Octonauts solve a mysterious disappearance in the Kelp Forest. This is the...
Octonauts and the Baby Gator
26 Oct 2017
19 Views
Kwazii adopts a baby alligator naming him Nipper, but when it escapes the Octopod, he and the Octonauts must rescue him.
Octonauts and the Spinner Dolphins
27 Oct 2017
18 Views
The Octonauts struggle to save a pod of spinner dolphins who seem to be just swimming in their sleep.
In the vibrant depths of the ocean, the Octonauts embark on thrilling underwater adventures from their unique home, the Octopod. This charming crew of stylized anthropomorphic animals—led by the intrepid Captain Barnacles, the daring Kwazii, and the resourceful Peso—works together to explore the mysteries of the sea. With a fleet of imaginative aquatic vehicles at their disposal, they navigate through a colorful underwater world filled with fascinating creatures and enchanting landscapes. The series combines humor and heart, engaging young viewers with its playful tone while introducing them to marine biology and the importance of teamwork.
As the Octonauts venture into unexplored territories, they encounter a variety of challenges that test their bravery and resourcefulness. Each mission brings new friendships and obstacles, requiring the team to rely on their unique skills and collaborate to save sea creatures in distress. The central conflict often revolves around the need to protect the fragile ocean environment while solving problems that arise during their explorations. With high stakes and heartfelt moments, the Octonauts inspire kids to learn about empathy, adventure, and the wonders of the underwater world.
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