Oceans

The communities of aquatic life which dwell in or on the bottom sediments of a water body is called what?

More Questions from Oceans
What type of ocean animal depends on the movement of water to get food?
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Which species of shark was the first to be protected by being put on the Threatened Species List?
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About how many million tons of salt are obtained from the ocean each year?
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In what year did Alfred Wegner publish "The Origin of Continents and Oceans"?
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How many chambers do the hearts of sperm whales have?
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Which of these states is closest to the Pacific Ocean?
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Besides Greenland, what is the largest island in the Atlantic Ocean?
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How many of the chimneys on the Titanic were used for the boilers?
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