"The ocean holds the largest of Earth's biomes. It covers 70% of the planet's surface. Life in the ocean is diverse. From the smallest creatures that call the ocean home to the largest creature in the ocean, the blue whale."--From cover.
An introduction to endangered ocean animals that provides an overview of the region's climate and habitats and profiles five animals that are in danger of becoming extinct.
Examines plant and animal life, minerals, and other riches below the surface of the ocean, and the potential havoc that humans can wreak in harvesting resources from the seas.