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Preferred Term:

euphotic zone

Surface layer of a body of water where sufficient light penetrates to allow photosynthesis to occur, down to the depth at which the light intensity falls to 1% of incident light.
Concept Schemes:
Broader Concept:
Entry Terms:
  • limnetic zone
  • photic zone
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RDF/XMLCreated 2006-01-19, last modified 2012-11-30