1. Chapter 1- Introduction to Castro
Part 1

2. Chapter 1 Science of Marine Biology

3. Goals for Course Learn nature of marine environment
Learn diversity of marine organisms
Learn ecosystems
Guide to issues in human-marine interactions
Provide info that can inform policy decisions

4. What is Marine Biology
Broad field, anything living in the ocean (cellular, physiological, ecological, behavioral)
Oceanography (biological, chemical, geological, physical)

5. Why are the oceans important?
Oxygen
Rain
Food
Hurricanes
Gulf “Dead Zone”
Climate
Origins of most species
Origin of life?

6. Food and Oxygen

7. World Ocean
The major ocean basins are extensions of one interconnected world ocean

8. Ocean Depth
71% of the earth is covered with ocean. Average depth 3.8 km (2.3miles), the deepest region is 11 km (6.8miles).

9. How to study the Ocean?

10. How to study the Ocean?