H2O: Mermaid Adventures - Aired Order - All Seasons (original) (raw)

Season 1

• S01E01 The Secret of Mako Island

  • May 22, 2015
  • Netflix
    Three teen girls are stranded on Mako Island, where a pool of water transforms them into mermaids in the series premiere of this animated version of "H2O: Just Add Water."
    

• S01E02 Caught in the Net

  • May 22, 2015
  • Netflix
    Emma enters a sand-castle competition. Meanwhile, Cleo looks after a challenging intern and rescues an injured sea turtle.
    

• S01E03 The White Mermaid

  • May 22, 2015
  • Netflix
    The girls find an old mermaid statue and intend to return it to an undersea wreck, but some treasure hunters may foil their plans.
    

• S01E04 A Stormy Party

  • May 22, 2015
  • Netflix
    A storm puts a birthday bash at a yacht basin in jeopardy, so the gals try to save the party and the birthday boy.
    

• S01E05 Mako Island Hotel

  • May 22, 2015
  • Netflix
    The girls try to halt the building of a luxury resort on Mako Island.
    

• S01E06 The Mysterious Seaweed

  • May 22, 2015
  • Netflix
    Emma is assaulted by some blue seaweed, which takes away her mermaid powers.
    

• S01E07 It's in the Bag!

  • May 22, 2015
  • Netflix
    Lewis and the girls go to great lengths to stop the harm that discarded plastic bags are posing to the sea turtles.
    

• S01E08 Dolphin City Triangle

  • May 22, 2015
  • Netflix
    An atmospheric disturbance leads to big trouble in Dolphin City and earns it the name "the new Bermuda Triangle."
    

• S01E09 Poseidon's Daughter

  • May 22, 2015
  • Netflix
    Celebrities and a Hollywood production crew arrive in Dolphin City to shoot a movie, and trouble comes along as well.
    

• S01E10 Dolphin City Mascot

  • May 22, 2015
  • Netflix
    Danny the octopus is snatched by an observation center, putting the upcoming volleyball tournament in jeopardy.
    

• S01E11 Bad Waves

  • May 22, 2015
  • Netflix
    Lewis and the gals investigate some puzzling sound waves disturbing the whales, dolphins and mermaids.
    

• S01E12 Jaws-ache!

  • May 22, 2015
  • Netflix
    A shark with a toothache seeks some relief onshore, but its presence could dampen Dolphin City's tourism season.
    

• S01E13 The Lost Ring

  • May 22, 2015
  • Netflix
    Rikki takes action after she spies on her dad and grows concerned about his relationship with his new girlfriend.
    

Season 2

• S02E01 Reported Missing

  • July 15, 2015
  • Netflix
    In the Season 2 opener, clown fish begin to vanish, so the girls investigate why this is happening.
    

• S02E02 Memory Lapse

  • July 15, 2015
  • Netflix
    Cleo forgets about her ability to change into a mermaid, so Emma and Rikki must make sure she doesn't transform in public
    

• S02E03 Valentine's Day

  • July 15, 2015
  • Netflix
    Lewis wants to share a big secret with Abby on Valentine's Day, and Cleo worries that he will tell her about the girls' mermaid identities.
    

• S02E04 Kidnapped!

  • July 15, 2015
  • Netflix
    Bobby's twin brother gets abducted by someone in a curious speedboat.
    

• S02E05 A Strange Phenomenon

  • July 15, 2015
  • Netflix
    Cleo has some powerful nightmares after her father goes to sea on a mission.
    

• S02E06 Handle with Care

  • July 15, 2015
  • Netflix
    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.
    

• S02E07 The Return of the White Mermaid

  • July 15, 2015
  • Netflix
    To protect the White Mermaid, the girls guide explorer Stanley Finch to the underwater stone circle, whose magic makes Stanley think he's a pirate.
    

• S02E08 Three Days Underwater

  • July 15, 2015
  • Netflix
    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.
    

• S02E09 Robot Duel

  • July 15, 2015
  • Netflix
    Lewis is thrilled when the university hosts an underwater robot competition, but the girls fret over the safety of their marine friends.
    

• S02E10 The Creature from the Bay

  • July 15, 2015
  • Netflix
    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.
    

• S02E11 Underwater Takeover

  • July 15, 2015
  • Netflix
    The mermaids turn to a cranky giant octopus for help when the Vandals invade the bay with a horde of stinging jellyfish.
    

• S02E12 Imminent Danger

  • July 15, 2015
  • Netflix
    Having played one too many practical jokes, Teddy can't get anyone to believe his warning that an underwater volcano is about to erupt.
    

• S02E13 Trapped

  • July 15, 2015
  • Netflix
    Lewis joins a famous explorer in a high-tech submarine to hunt for a sunken treasure ship, but a mishap strands them at the bottom of the sea.