8.3/107 votesLoading...#1 - The Water Bears
Season 3 Episode 2 - Aired 9/5/2013
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.
Director: N/A
Writer: N/A
8.3/107 votesLoading...#2 - Octonauts and the Poison Dart Frogs
Season 4 Episode 3 - Aired 9/23/2015
When a giant wave hurls Amazon River creatures up into the trees, the Octonauts must get them down safely, without disturbing poison dart frogs who live there.
Director: N/A
Writer: N/A
8.1/1015 votesLoading...#3 - The Narwhal
Season 1 Episode 17 - Aired 10/26/2010
While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacles's skillful navigation, and the help of a friendly Narwhal, can get them free.
Director: N/A
Writer: N/A
8.1/1017 votesLoading...#4 - The Dolphin Reef Rescue
Season 1 Episode 41 - Aired 1/31/2011
When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.
Director: N/A
Writer: N/A
8.1/109 votesLoading...#5 - The Pirate Parrotfish
Season 1 Episode 45 - Aired 2/4/2011
When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.
Director: N/A
Writer: N/A
8.0/1015 votesLoading...#6 - The Blobfish Brothers
Season 1 Episode 11 - Aired 10/18/2010
The Octonauts must evacuate sea creatures before an underwater volcano erupts, but there's one creature that won't budge: a slow moving, gelatinous Blobfish.
Director: N/A
Writer: N/A
8.0/1014 votesLoading...#7 - The Humuhumunukunukuapua'a
Season 1 Episode 49 - Aired 2/10/2011
When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.
Director: N/A
Writer: N/A
8.0/107 votesLoading...#8 - The Saltwater Crocodile
Season 2 Episode 20 - Aired 5/17/2013
When a gigantic saltwater crocodile wanders into freezing waters, the Octonauts must figure out how to get the predator back to his warm water home - without anyone getting hurt.
Director: N/A
Writer: N/A
7.9/1012 votesLoading...#9 - The Giant Jelly
Season 1 Episode 30 - Aired 12/10/2010
The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.
Director: N/A
Writer: N/A
7.9/107 votesLoading...#10 - The Cone Snail
Season 3 Episode 3 - Aired 9/6/2013
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.
Director: N/A
Writer: N/A
7.9/107 votesLoading...#11 - The Immortal Jellyfish
Season 3 Episode 17 - Aired 3/20/2014
Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!
Director: N/A
Writer: N/A
7.8/1012 votesLoading...#12 - The Remipedes
Season 1 Episode 9 - Aired 10/14/2010
When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.
Director: N/A
Writer: N/A
7.8/1013 votesLoading...#13 - The Snot Sea Cucumber
Season 1 Episode 20 - Aired 10/29/2010
After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the ship!
Director: N/A
Writer: N/A
7.8/1011 votesLoading...#14 - The Jellyfish Bloom
Season 1 Episode 34 - Aired 12/16/2010
When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.
Director: N/A
Writer: N/A
7.8/1015 votesLoading...#15 - The Lost Lemon Shark
Season 1 Episode 48 - Aired 2/9/2011
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 home.
Director: N/A
Writer: N/A
7.8/108 votesLoading...#16 - The Adelie Penguins
Season 2 Episode 2 - Aired 11/20/2012
While Kwazii and Peso have their hands full babysitting a bunch of Adelie penguin chicks, Captain Barnacles must rescue the chicks' parents from a perilous sea storm!
Director: N/A
Writer: Rich Fogel
7.8/106 votesLoading...#17 - The Urchin Invasion
Season 3 Episode 18 - Aired 3/21/2014
The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the forest endangered by an infestation of kelp-eating urchins!
Director: N/A
Writer: N/A
7.8/105 votesLoading...#18 - Octonauts and the Surfing Snails
Season 4 Episode 10 - Aired 9/6/2017
When surfing snails are swept out to sea, it's up to Dashi and the Octonauts to save them.
Director: N/A
Writer: N/A
7.8/109 votesLoading...#19 - Octonauts and the Coelacanth
Season 4 Episode 20 - Aired 5/29/2017
While exploring a dark and spooky cave, The Octonauts find a strange fossil of a powerful prehistoric fish... but it may be more than just a fossil!
Director: N/A
Writer: N/A
7.7/1012 votesLoading...#20 - The Vampire Squid
Season 1 Episode 28 - Aired 12/8/2010
Peso must gather all his courage when he travels deep down to the very bottom of the ocean, the Midnight Zone, and encounters the mysterious Vampire Squid.
Director: N/A
Writer: N/A
7.7/106 votesLoading...#21 - The Mimic Octopus
Season 2 Episode 16 - Aired 5/13/2013
The Octonauts recruit a shape-shifting mimic octopus to help them recover an important vial of medicinal algae from a moray eel's lair.
Director: N/A
Writer: N/A
7.7/106 votesLoading...#22 - The Sea Skaters
Season 3 Episode 11 - Aired 3/12/2014
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 on the ocean.
Director: N/A
Writer: N/A
7.7/106 votesLoading...#23 - Octonauts and the Hidden Lake
Season 4 Episode 4 - Aired 9/24/2015
The Octonauts are exploring Antarctica, when Shellington discovers strange microscopic creatures living under the ice.
Director: N/A
Writer: N/A
7.7/109 votesLoading...#24 - Octonauts and the Crawfish
Season 4 Episode 9 - Aired 12/3/2016
When a population of crawfish is stricken by illness, the Octonauts race to find a cure.
Director: N/A
Writer: N/A
7.7/106 votesLoading...#25 - Octonauts and the Baby Gator
Season 4 Episode 11 - Aired 10/26/2017
Kwazii adopts a baby alligator naming him Nipper, but when it escapes the Octopod, he and the Octonauts must rescue him.
Director: N/A
Writer: N/A
The Best Episodes of Octonauts
Every episode of Octonauts ranked from best to worst. Let's dive into the Best Episodes of Octonauts!
The Octonauts is a British children's television series, produced by Silvergate Media for the BBC channel Cbeebies. The series is animated in Ireland by Brown...
Genres:KidsAnimationAction & Adventure
Best Episodes Summary
"The Water Bears" is the best rated episode of "Octonauts". It scored 8.3/10 based on 7 votes. Directed by N/A and written by N/A, it aired on 9/5/2013. This episode scored 0.0 points higher than the second highest rated, "Octonauts and the Poison Dart Frogs".