What are zooplankton? How does the anglerfish attract its prey? Why do sea cucumbers shovel sand into their mouths? Read this book to find out who eats who in an ocean! Contents include: What is an ocean food web? What is an ocean food chain? What is a producer in an ocean? What is a primary consumer in an ocean? What is a secondary consumer in an ocean? What is a decomposer in an ocean? How are ocean food chains different in different places? What happens to a food web when a food chain breaks down? How can we protect the environment and food chains?