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Life in the Ocean.

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Presentation on theme: "Life in the Ocean."— Presentation transcript:

1 Life in the Ocean

2 Matter Energy

3 Biogeochemical Cycles
Carbon Nitrogen Phosphorus Silicon

4 Iron and Other Trace Metals
Limiting Factors Evolution and Life in the Ocean Classification of Oceanic Life

5 Physical Factors Affecting Marine Life
Light Temperature Metabolic rate Ectothermic endothermic Salinity Dissolved Nutrients Dissolved Gases Hydrostatic Pressure Interplay of Factors

6 Biological Factors Passive transport Active transport
Diffusion, Osmosis Active transport Surface to Volume Ratio Gravity and Buoyancy Viscosity and Movement Drag turbulence Water Movement

7 Gravity and Buoyancy

8 Classification of the Marine Environment
Classification by Light Photic Zone Euphotic Disphotic Aphotic Zone

9 Classification by Location
Pelagic zone Neritic Oceanic Epipelagic Mesopelagic Bathypelagic Abyssopelagic Benthic Subneritic Littoral sublittoral Suboceanic Bathal Abyssal Hadal

10 Classification by Behavior
Plankton Nekton


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