Explores the plants and animals that have adapted to life in the unique ecosystem of an estuary.

Media Enhanced Books: Provides access to enhanced content that includes audio, video, web links, quizzes, activities, and a slide show. Includes index.

What is an estuary ecosystem? -- Where in the world? -- Mapping estuaries -- Estuary climates -- Types of estuaries -- Estuary features -- Life in estuaries -- Estuary plants -- Estuary mammals -- Estuary birds, reptiles, fish, and crustaceans -- Estuaries in danger -- Science in estuaries -- Working in estuaries -- Underwater viewer -- Create a food web -- Eco challenge.