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Definitions for "Aphotic zone"
Keywords:  photosynthesis, ocean, sunlight, chemosynthetic, bioluminescence
Related Terms: Euphotic zone, Photic zone, Profundal zone, Neritic zone, Pelagic zone, Neritic, Epipelagic, Benthic zone, Littoral zone, Bathyal zone, Littoral, Coastal zone, Zonation, Abyssal zone, Intertidal zone, Shore, Outer continental shelf, Bathypelagic zone, Ocs, Lacustrine, Coastal waters, Embayment, Subtidal, Abyssal, Bathymetric, Mesopelagic, Coastline, Backshore, Deepwater, Pelagic, Inland waters, Mudflat, Offshore waters, Offshore, Benthic, Bay, Shoreline, Marine, Bathymetry, Shoal, Tidal marsh, Estuarine, Oceanic, Lagoon, Continental margin, Sea, Salt marsh, Tidal flat, Shelf
Literally, zone without light. The aphotic zone is part of the marine pelagic zone and begins 600 feet below the surface of the ocean. Only chemosynthetic organisms, scavengers, and predators are able to survive in this habitat.
sparknotes.com
The deep part of the ocean in which sunlight is absent
coexploration.org
The zone to which no light from the surface penetrates.
dfo-mpo.gc.ca
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