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Aquatic ecosystems (fresh water (water temp, sunlight, dissolved oxygne,…
Aquatic ecosystems
fresh water
water temp
sunlight
dissolved oxygne
and salt are important
salt water
95 percent of the earth is salt water
based on depth
200m of dark zone
feed on things that float down
Rivers and streams
fresh water environment
large to small
naturally flowing fast
wetlands
wet most of the year
fertile ecosystem
beavers muskrats and gators
coral reef
formed over long times
are biotic
hate all changes
Lakes and ponds
formed by rain water and snowmelt