Emily Windsnap and the Castle in the Mist by: Liz Kessler (Miah)

This book is about Emily. She has just found out that she is part mermaid. Her father is a merman and he lives in the city of Atlantis. He wants her to choose who she wants to live with. Either her mom or dad. She is afraid of loosing the good relationship that she has with both her mom and dad.I would  recommend this book to any one who has these challenges like Emily