Download or read book Life in the Ocean Layers written by John Lockyer and published by Teacher Created Materials. This book was released on 2008-10-10 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: All the oceans in the world flow together into one big ocean called the World Ocean. There are different zones in the ocean called layers where different animals live and are provided with food. Some of these zones are the sunlight zone, the twilight zone, the dark zone, the abyss zone, and the trenches-the deepest parts of the ocean floor.