A storm has hit coastal Delaware and washed a young mermaid named Nibi across land and into Rehoboth Bay, separating her from her family, friends, and ocean home. Terra, a little girl who lives nearby, is afraid of the water, so she misses out on swimming with her friends and wading in the bay to collect shells. The two discover each other, become friends, and find a way to solve their problems together.The Mermaid in Rehoboth Bay is a story that celebrates the beauty of the sea and tidal areas, and depicts two strong female characters who are able to confront their fears and achieve their goals on their own. Great care has been taken to depict realistic, age-appropriate children that readers will identify with. The story addresses themes of friendship, girl-empowerment, respect for differences, love of nature, and overcoming fears to achieve your goals.