+The Aphotic Zone is the sunless deep of aquatic environments, where light cannot penetrate. Here, photosynthesis is impossible, and life thrives on chemical energy or detritus drifting from the sunlit [Photic Zone](/wiki/photic_zone). This eternal twilight realm encompasses vast expanses of the [Ocean](/wiki/ocean) floor and deep lakes.
+## See also
+- [Deep Sea](/wiki/deep_sea)
+- [Abyssal Zone](/wiki/abyssal_zone)
+- [Chemosynthesis](/wiki/chemosynthesis)