rims the land, coral and other plants and seaweeds found here because it is shallower water and sun shines through for energy.
drop to the sea floor
salt in the ocean
increasing darkness, increasing pressure, decreasing temperature, change in animal species, decreasing number and variety of plant life.
what happens to o2 in water
it is disolved
high water temperature, chemosynthesis provides energy for bacteria
formed when volcanoes break the water surface
start many foodchains (photosynthesis)
200 meters and up
200 meters and down
usually flat, covered in sand, mud, decaying plants and animals, rock, and shipwrecks!
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