aphotic zone

Noun

 * 1)  That part of the deep body of an ocean or lake that receives insufficient sunlight for photosynthesis to be possible.

Translations

 * Chinese:
 * Mandarin: 無光帶
 * Dutch: afotische zone
 * Polish: strefa afotyczna
 * Portuguese: zona afótica
 * Turkish: ışığın ulaşamadığı deniz derinliği, afotik zon