1. WATER, WATER, EVERYWHERE
THE EARTH’S OCEANS AND SEAS
JAMEL THOMAS
EARTH SCIENCE 203

2. MAJOR BODIES OF WATER
Four oceans: Pacific, Atlantic, Indian, and Arctic
Pacific is largest and deepest
64,186,300 square miles
12,925 feet average depth
Fifth ocean delimited in 2000
Southern Ocean north of Antarctica

3. 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

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 13,100 feet)
Animals feed on dead food from above