40 likes | 200 Views
Water, Water, Everywhere The Earth’s Oceans and Seas. Joe Mastrangelo , Amazing Water-Knowledge Man Earth Science 203. Major Bodies of Water. Four Oceans: Pacific, Atlantic, Indian, and Arctic 64,186,300 square miles 12,925 ft. average depth Fifth ocean delimited in 2000
E N D
Water, Water, EverywhereThe Earth’s Oceans and Seas Joe Mastrangelo, Amazing Water-Knowledge Man Earth Science 203
Major Bodies of Water • Four Oceans: Pacific, Atlantic, Indian, and Arctic • 64,186,300 square miles • 12,925 ft. average depth • Fifth ocean delimited in 2000 • Southern Ocean north of Antarctica
Coral Reefs • Form in shallow, warm seas • Made of coral polyps’ skeletons • Grow on top of old skeletons • Spend adult lives fixed to same spot • Coral diseases increasing dramatically past 10 years • Responding to onset of bacteria, fungi, viruses
Ocean Zones • Sunlit (down to 650 feet) • Sea plants and many animals • Twilight (down to 3,300 feet) • Many different fish • Sunless (down to 13,100 feet) • Animals feed on dead food from above