epipelagic zone(redirected from euphotic zone, photic zone)
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epipelagic zone[¦ep·ə·pə′laj·ik ′zōn]
The region of an ocean extending from the surface to a depth of about 600 feet (200 meters); light penetrates this zone, allowing photosynthesis.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.