Aquatic EnvironmentsAround The World

Two major factors salinity (salt contant), the second is the depth of the water.
2 percent of the water if fresh and 97 percent of the water is salt water.The Zooplankton eats the Phytoplankton. The open water zone is located away from the shore. Most of the animal life lives on top of te water. Grass and plants are the begging of the food chain.

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