The photic zone (or euphotic zone, epipelagic zone, or sunlight zone) is the uppermost layer of a body of water that receives sunlight, allowing phytoplankton...

penetrates. Above the aphotic zone is the photic zone, which consists of the euphotic zone and the disphotic zone. The euphotic zone is the layer of water in...

organism's eyes are used to convert blue light from the photic zone or green bioluminescence in the aphotic zone into red light to aid vision. A new fluorophore...

an absence of a limnetic zone and the littoral zone spans the entire lake. Together, these two zones comprise the photic zone. There are two main sources...

demersal zone is variable in depth and can be part of the photic zone where light can penetrate, and photosynthetic organisms grow, or the aphotic zone, which...

The water column is further divided into zones based on depth and the amount of light present. The photic zone starts at the surface and is defined to...

referred to as the photic zone. The photic zone can be subdivided into two different vertical regions. The uppermost portion of the photic zone, where there...

sublittoral zone refers to the areas where sunlight reaches the ocean floor, that is, where the water is never so deep as to take it out of the photic zone. This...

than the photic zone, human knowledge of the bathypelagic zone remains limited by ability to explore the deep ocean. The bathypelagic zone is characterized...

referred to as the photic zone. The photic zone can be subdivided into two different vertical regions. The uppermost portion of the photic zone, where there...