With their father jailed for sinking a river boat, Noah Underwood and his younger sister, Abbey, must gather evidence that the owner of this floating casino is emptying his bilge tanks into the protected waters around their Florida Keys home.

When Kenzie slips on her mermaid tail, she becomes Mermaid Kenzie, protector of the deeps. One day as Kenzie snorkels around a shipwreck, she discovers more plastic bags than fish. Grabbing her spear and mermaid net, she begins to clean up the water and the shore--inspiring other kids to help. Beautifully written in African American Vernacular English, this poetic picture book includes back matter with information about how plastic winds up in our...