Adjective
Relating to the production of light by the lower animals.
Source: Webster's dictionaryAbout 90% of all marine life lives in the photic zone. Source: Internet
Another adaptive use of fluorescence is to generate red light from the ambient blue light of the photic zone to aid vision. Source: Internet
Biologically functional fluorescence is found in the photic zone, where there is not only enough light to cause biofluorescence, but enough light for other organisms to detect it. Source: Internet
Recent work has shown that some of the Ediacaran assemblages (e.g. Mistaken Point ) were in deep water, below the photic zone, and that the organisms were not dependent on endosymbiotic photosynthesisers. Source: Internet
The lower photic zone is high in nutrient concentration, low in light intensity and penetration and relatively cool. Source: Internet
The middle photic zone is an area that contains the same values in between that of the lower and upper photic zones. Source: Internet