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aquatic ecosytems (salt water (95% of all water, open oceans are into…
aquatic ecosytems
salt water
95% of all water
open oceans are into different zones
below 200 meters no sun
coral reefs
reefs dont like change
freshwater
lakes
colder temps
rivers
streams
ponds
warmer temps
a lot of bacteria
wet lands
swamps
not a lot of fish
not all fresh water
fish need oxygen