Harry Potter and H2O: Just Add Water Crossovers
Just Add Magic by WriteraAddicted
When a giant meteorite who was supposed to crash into the earth is mysteriously repelled by a pillar of water, the Wizarding World has to work non stop to keep the status of secrecy. But when they learn of the magical nexus that is Mako Island, of its rare and powerful Moon Rocks and of the new type of human-mermaid hybrids, greed, corruption and contempt is all the trio get.
Rated: T - English - Fantasy/Family - Chapters: 3 - Words: 7,237 - Favs: 5 - Follows: 5 - Updated: 7/2 - Published: 5/27 - Blaise Z., Emma G., Charlotte W., OC
merman of H2o by foxwolf101 reviews
harry found out he have more family out their that want to take him harry is part merman when he turn 16 was james a merman or just in his family blood for decades find out when his cousin Cleo found out about...
Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 866 - Reviews: 2 - Favs: 5 - Follows: 12 - Updated: 6/28 - Published: 4/14
Hermione Meets H2O by Lynelle147 reviews
Set three months after Voldemort is defeated, Hermione goes on a special mission to find a new species in Australia. You'd be surprised what she finds...
Rated: T - English - Friendship/Fantasy - Chapters: 20 - Words: 36,735 - Reviews: 137 - Favs: 75 - Follows: 123 - Updated: 4/18 - Published: 6/11/2012 - Hermione G., Cleo S.
Scaly Tailed Mentor by ShadowCloud01 reviews
After an incident with a glowing jewel pendant, Harry finds himself in the H20 universe with some new powers. A year later, the moon has done it magic and left three new mermaids in the clear ocean of Australia. After Harry discovers the three new mermaids, he becomes a mentor to the three girls. With a powerful wizard/merman as their mentor, what could possibly go wrong? OOC Harry
Rated: T - English - Chapters: 2 - Words: 3,791 - Reviews: 27 - Favs: 120 - Follows: 165 - Published: 1/11/2015
Accidentally at Hogwarts by ShadowKissedGallagherGirlLexia reviews
Emma's back, and the girls all get new powers. When Cleo, Emma and Bella get moonstruck, Rikki tries to rescue them with her new powers, but something goes wrong. They end up in a Moon Pool in a certain Forbidden Forest, which leads to a certain Black Lake on Hogwarts school grounds. What will happen when the HP gang are repeating their seventh year as eighth years? Minor Language
Rated: T - English - Chapters: 13 - Words: 59,156 - Reviews: 131 - Favs: 92 - Follows: 117 - Updated: 11/26/2014 - Published: 1/11/2013
Hermione's Secret by WritersElemental reviews
Starts Pre-Hogwarts. Goes on through Hermione's Hogwarts education. OOC. Harmony. RW/AD/MW Bashing. Manipulative!Dumbledore. Harmony!SoulBond. Full Summary Inside!
Rated: K+ - English - Adventure/Fantasy - Chapters: 2 - Words: 2,162 - Reviews: 6 - Favs: 19 - Follows: 31 - Updated: 11/22/2014 - Published: 7/28/2014 - Hermione G.
Of Mermaids and Wizards by ScarlettAnderson99 reviews
3 girls, mermaids, are lost at Hogwarts. They make friends there and think its all good. But evil is brewing. And they are going to help, even if Dumbledore doesn't want them to.
Rated: T - English - Adventure/Friendship - Chapters: 4 - Words: 4,383 - Reviews: 5 - Favs: 4 - Follows: 6 - Updated: 10/11/2014 - Published: 2/1/2014
Scylla Vanora The most wanted mermaid! by Owllover131 reviews
Scylla Vanora is a mermaid and something else. She is different then the others. But what makes her so different? Scylla Vanora goes to Hogwarts for... safety reasons. What can this poor mermaid do in a school when the man who is after her, who knows what she is, wants her back? Will she end the war or will she be the one to start it?
Rated: T - English - Friendship - Chapters: 3 - Words: 1,746 - Reviews: 3 - Favs: 4 - Follows: 7 - Updated: 10/6/2014 - Published: 1/18/2014
Harry potter and the secret of the golden tails by SimsFanatic reviews
Draco's little sister is a first year(set in the second film) and when she gets denention and has to go into the forbidden forest with harry, hermione and Draco and Ron and Ginny she gets lost and stumbles into a beautiful pool with the moon directly over it and falls in. She's a mermaid. During the sorting 3 girls suddenly appear out of nowhere
Rated: K - English - Chapters: 5 - Words: 3,665 - Reviews: 11 - Favs: 7 - Follows: 4 - Updated: 8/1/2014 - Published: 4/30/2014
Voldemort and Mako by H20Rikki reviews
Pretend Voldemort didn't die. He travels to Gold Coast, Australia for a holiday. MUST READ! And please review :)
Rated: K+ - English - Supernatural/Adventure - Chapters: 1 - Words: 329 - Reviews: 7 - Favs: 4 - Follows: 3 - Published: 4/29/2013 - Voldemort
The fishy tale by LunasBffLindsey reviews
Cleo Bella and Rikki meet Harry Ron and Hermione. How does it work? Will feeling start for Weasley. Find out by reading
Rated: K - English - Chapters: 1 - Words: 1,166 - Reviews: 3 - Favs: 1 - Follows: 3 - Published: 4/27/2012 - Ron W., Cleo S.
truth about the mermaids family by blueroses12 reviews
the gang needs to solve a mystery, but how are they going to get rid of the mass amounts of people that just apeared in Emma's living room.
Rated: T - English - Family - Chapters: 3 - Words: 4,924 - Reviews: 35 - Favs: 40 - Follows: 34 - Published: 4/18/2009 - Harry P., Emma G.