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Monday, August 22, 2016

Human and initial occurrence Part-27

Human and initial occurrence Part-27

Community aquatic biota




Community life is very rich is generally in the shallow sea floor, like the waters of coral reefs, the area of seagrass-seaweed, the beach area is sandy, rocky, or moss, and the like coral, for example, as a complex community of other, highly dependent on solar energy earth. Photosynthesis is one way to harness the sun's energy and convert it into chemical energy.
In the waters of the sea, solar energy can only penetrate to a depth of approximately 300 meters. The ability of the penetration of sunlight is relatively shallow, and the density the higher the water temperature cooler than the temperature warm so that the cold water will go down to the bottom of the water, resulting in the bottom of the sea in general to be the region that is cold and just, if any, inhabited by life very limited.

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