Chapter 1- Introduction to Castro Part 1
Chapter 1 Science of Marine Biology
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
What is Marine Biology Broad field, anything living in the ocean (cellular, physiological, ecological, behavioral) Oceanography (biological, chemical, geological, physical)
Why are the oceans important? Oxygen Rain Food Hurricanes Gulf “Dead Zone” Climate Origins of most species Origin of life?
Food and Oxygen
World Ocean The major ocean basins are extensions of one interconnected world ocean
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).
How to study the Ocean?
How to study the Ocean?