The Octonauts expand their exploration beyond the sea - and onto land. With new rides and new friends, they'll protect any habitats and animals at risk.
Where to Watch Season 4
25 Episodes
Solar Storm
E1
Solar StormEpisode 1
Frigatebird
E2
FrigatebirdEpisode 2
Madagascar Tsingy
E3
Madagascar TsingyEpisode 3
Permafrost Problem
E4
Permafrost ProblemEpisode 4
Mudslide
E5
MudslideEpisode 5
Honeybees
E6
HoneybeesEpisode 6
Boiling River
E7
Boiling RiverEpisode 7
Kalahari Copycat
E8
Kalahari CopycatEpisode 8
Ringed Seals
E9
Ringed SealsEpisode 9
Alpine Twist
E10
Alpine TwistEpisode 10
Elephant Swim Lesson
E11
Elephant Swim LessonEpisode 11
Hazardous Habitats
E12
Hazardous HabitatsEpisode 12
Iguazu Falls
E13
Iguazu FallsEpisode 13
Arctic Blizzard
E14
Arctic BlizzardEpisode 14
Gobi Desert
E15
Gobi DesertEpisode 15
Caddisfly Silk
E16
Caddisfly SilkEpisode 16
Mudflat Mission
E17
Mudflat MissionEpisode 17
Lost Bottlenose Dolphins
E18
Lost Bottlenose DolphinsEpisode 18
Desert Creatures
E19
Desert CreaturesEpisode 19
Hawaiian Monk Seals
E20
Hawaiian Monk SealsEpisode 20
Great Pacific Clean-up
E21
Great Pacific Clean-upEpisode 21
Volcano Sharks
E22
Volcano SharksEpisode 22
Billabong Mystery
E23
Billabong MysteryEpisode 23
Spider Crab Surprise
E24
Spider Crab SurpriseEpisode 24
Mysterious Webs
E25
Mysterious WebsEpisode 25
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