The BEST episodes of H2O: Mermaid Adventures
Every episode of H2O: Mermaid Adventures ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of H2O: Mermaid Adventures!
“H2O – Mermaid Adventures” is a combination of comedy, friendship and adventures, both on land in Dolphin City and in a marvelous and magical undersea world. The brand-new animated series is taking the original concept of the world-hit live-action series to a whole new level. While exploring the mysterious Island of Mako, three quite ordinary teenage girls fall under a spell that changes their lives. From now on, whenever water splashes any one of them, they are transformed into mermaids! Endless situations and missions draw the three friends into the incredible underwater world where they make new friends: Bernie the hermit crab, Zita the inquisitive eel, Teddy the kid turtle, Sue the mystical manta ray and Carlotta the diva-jellyfish – and have endless fun and wonderful, enchanting adventures under the sea.
#1 - Jaws-ache!
Season 1 - Episode 12 - Aired 5/22/2015
A shark with a toothache seeks some relief onshore, but its presence could dampen Dolphin City's tourism season.
Watch Now:iTunes
#2 - Caught in the Net
Season 1 - Episode 2 - Aired 5/22/2015
Emma enters a sand-castle competition. Meanwhile, Cleo looks after a challenging intern and rescues an injured sea turtle.
Watch Now:iTunes
#3 - Three Days Underwater
Season 2 - Episode 8 - Aired 7/15/2015
When a spell forces Rikki to remain a mermaid until the next full moon, she has to find a way to lay low -- and underwater -- for three full days.
Watch Now:iTunes
#5 - A Stormy Party
Season 1 - Episode 4 - Aired 5/22/2015
A storm puts a birthday bash at a yacht basin in jeopardy, so the gals try to save the party and the birthday boy.
Watch Now:iTunes
#9 - Memory Lapse
Season 2 - Episode 2 - Aired 7/15/2015
Cleo forgets about her ability to change into a mermaid, so Emma and Rikki must make sure she doesn't transform in public
Watch Now:iTunes
#10 - Dolphin City Mascot
Season 1 - Episode 10 - Aired 5/22/2015
Danny the octopus is snatched by an observation center, putting the upcoming volleyball tournament in jeopardy.
Watch Now:iTunes
#11 - Imminent Danger
Season 2 - Episode 12 - Aired 7/15/2015
Having played one too many practical jokes, Teddy can't get anyone to believe his warning that an underwater volcano is about to erupt.
Watch Now:iTunes
#14 - Reported Missing
Season 2 - Episode 1 - Aired 7/15/2015
In the Season 2 opener, clown fish begin to vanish, so the girls investigate why this is happening.
Watch Now:iTunes
#15 - Dolphin City Triangle
Season 1 - Episode 8 - Aired 5/22/2015
An atmospheric disturbance leads to big trouble in Dolphin City and earns it the name "the new Bermuda Triangle."
Watch Now:iTunes
#18 - Poseidon's Daughter
Season 1 - Episode 9 - Aired 5/22/2015
Celebrities and a Hollywood production crew arrive in Dolphin City to shoot a movie, and trouble comes along as well.
Watch Now:iTunes
#19 - The Mysterious Seaweed
Season 1 - Episode 6 - Aired 5/22/2015
Emma is assaulted by some blue seaweed, which takes away her mermaid powers.
Watch Now:iTunes
#21 - Handle with Care
Season 2 - Episode 6 - Aired 7/15/2015
Tired of the racket Miriam and Zane are making at their beach party, Bernie leaves his cave -- giving the Vandals a chance to move right in.
Watch Now:iTunes
#24 - The Creature from the Bay
Season 2 - Episode 10 - Aired 7/15/2015
Emma's younger brother catches a glimpse of her mermaid tail and thinks he's seen a sea monster -- soon the whole town is in an uproar.
Watch Now:iTunes
#25 - Robot Duel
Season 2 - Episode 9 - Aired 7/15/2015
Lewis is thrilled when the university hosts an underwater robot competition, but the girls fret over the safety of their marine friends.
Watch Now:iTunesWant to see the rest of the rankings?
Episode Ninja is a small business run by one person.
Pro memberships help fund servers and new feature development!