Between the seashell bling, sparkly fin, and long, flowy hair, being a mermaid sounds pretty darn amazing. And we’re betting that your little one has daydreamed about swimming in the deep blue sea ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Now that your head is swimming with ideas, check out the DIY mermaid Halloween costumes we've curated ...

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With minimal marketing and limited local exposure, Jayde Morgan's Siesta Key Mermaid business is hustling to keep pace with demand from females of all ages who want to dress up like fantasy creatures.