The document discusses the major bodies of water on Earth. It outlines the four oceans - Pacific, Atlantic, Indian, and Arctic - noting that the Pacific is the largest and deepest. It also mentions coral reefs, describing them as structures made of coral polyp skeletons in warm, shallow seas. Finally, it outlines the different zones in the oceans from the sunlit zone near the surface to the deepest sunless zone.

1. Water, Water Everywhere The Earth’s Oceans and Seas Diana Jane Gultiano Earth Science

2. Major Bodies of Water Four oceans: Pacific, Atlantic, Indian, and Arctic Pacific is largest and deepest 64, 186, 30 square miles 12, 925 feet average depth Fifth ocean delimited in Southern Ocean north of Antartica

3. Coral Reefs From in shallow, war m seas Made of coral polyps’ skeletons Grow on top of old skeletons Spend adult lives fived to same spot Coral diseases increasing dramatically past 0 years Responding to onset of bacteria, fungi, viruses

4. Ocean Zones Sunlit (down to 650 feet) Sea plants and many animals Twilight (down to 3, 300 feet) Many different fish Sunless (down to 13, 1oo feet) Animals feed on dead food from above