Ocean Geography Water bodies Persian Atlantic Indian Southern Bering California Mexico Mediterranean Pacific Caribbean South China North Arabian Caspian.

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Presentation transcript:

Ocean Geography Water bodies Persian Atlantic Indian Southern Bering California Mexico Mediterranean Pacific Caribbean South China North Arabian Caspian Black Red Arctic Baltic Coral

Bathymetry (underwater topography)

The ocean floor Continental shelf A B C D E F

Global continental shelves

Beyond the shelf Continental shelf Continental slopeShelf break

Shelf topography

The ocean floor Continental shelf Continental slopeShelf break Continental rise Sediment Sediments can be classified as lithogenous or biogenous.

The ocean floor Continental shelf Continental slopeShelf break Continental rise Sediment Abyssal plain

Abyssal plains…misleading term

Mid-oceanic ridges

Seamounts

Ocean exploration

Early ocean exploration: HMS Challenger Expedition

Figure 01_07 Sonar

Multi-beam sonar

Side-scan sonar

SCUBA

Text Art 01_02

Figure 01_14

Figure 01_11

Figure 01_12

How do different seafloor features and sediments form?

Earth from space ( © NASA) The earth is dynamic. The processes that have shaped the earth as we know it today are perpetual on a geologic time scale.

Geologic history Continental drift

Layers of the earth

Divergent boundaries

Mid-oceanic ridges

Convergent boundaries

Transform boundary

Geologic features and events

Plate boundaries and movement

Trenches

Plates and plate movement

Plate tectonics

Hotspots

Hydrothermal vents