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photic zone

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photic zone [′fōd·ik]
(ecology)
The uppermost layer of a body of water (approximately the upper 330 feet or 100 meters) that receives enough sunlight to permit the occurrence of photosynthesis.
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These data strongly suggest that oxygenic photoautotrophs flourished in the photic zone of the 3.
Oceans were filled with oxygen 700 million years earlier than believed by Asian News International
Contrary to the main carbonate system of the Maldives Archipelago that has been thriving from the early Eocene (55 million years ago) until today, the carbonate platform drilled during leg 115 on the far eastern edge of the archipelago rapidly sank below the photic zone after a very short life (a few hundred thousand years) toward its current depth of 2,400 meters.
Shallow carbonates drilled by DSDP and ODP by Droxler, Andre W. / Oceanus
 
 
 
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