Exploring The Oceans Crossword

a measure of the amount of dissolved salts in a givin amount of liquid
the mass of mostly microscopic organisms that float or drift freely in freshwater and marine environments
the aggregate of actively swimming aquatic organisms in a body of water, able to move independently of water currents
the bio geographic region that includes the bottom of a lake, sea, or ocean and the littoral and supra littoral zones of the shore
the natural sequence through which water passes into the atmosphere as water vapor, precipitates to earth in liquid or solid form, and ultimately returns to the atmosphere through evaporation
the act or process of reducing a gas or vapor to a liquid or solid form
the amount of rain, snow, hail, etc., that has fallen at a given place within a given period, usually expressed in inches or centimeters of water
water being turned into vapor by heat
the vast body of salt water that covers almost three fourths of the earth's surface
a steep slope separating a continental shelf and a deep ocean basin
a large area of extremely flat or gently sloping ocean floor just offshore from a continent, at depths of 13,000-20,000 feet
a submarine mountain rising several hundred fathoms above the floor of the sea but having its summit well below the surface of the water