In fun, fanciful form, children learn about plants and animals that are joined through the mix of seasons, food webs, and habitats beneath the waves.
I recently pulled my signed copy of this book out of my bookshelf because I was giving a talk in Port Ludlow, WA—this author's neighborhood. This beautifully illustrated book is aimed at ages 4-8 and does an especially great job of illuminating the relationships between our underwater neighbors.
While set in the Pacific, similar changes occur in all the world's oceans. For a video about seasons below the surface in Puget Sound, see Return of the Plankton.